diff --git a/src/web/app/auth/tags/form.tag b/src/web/app/auth/tags/form.tag
index 99212febfc..b5ace73716 100644
--- a/src/web/app/auth/tags/form.tag
+++ b/src/web/app/auth/tags/form.tag
@@ -106,21 +106,21 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@session = @opts.session
-		@app = @session.app
+		this.session = this.opts.session
+		this.app = @session.app
 
-		@cancel = ~>
-			@api \auth/deny do
+		cancel() {
+			this.api 'auth/deny' do
 				token: @session.token
-			.then ~>
-				@trigger \denied
+			.then =>
+				this.trigger('denied');
 
-		@accept = ~>
-			@api \auth/accept do
+		accept() {
+			this.api 'auth/accept' do
 				token: @session.token
-			.then ~>
-				@trigger \accepted
+			.then =>
+				this.trigger('accepted');
 	</script>
 </mk-form>
diff --git a/src/web/app/auth/tags/index.tag b/src/web/app/auth/tags/index.tag
index b17d857db2..a9f7828b96 100644
--- a/src/web/app/auth/tags/index.tag
+++ b/src/web/app/auth/tags/index.tag
@@ -88,48 +88,48 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
+		this.mixin('i');
+		this.mixin('api');
 
-		@state = null
-		@fetching = true
+		this.state = null
+		this.fetching = true
 
-		@token = window.location.href.split \/ .pop!
+		this.token = window.location.href.split '/' .pop!
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if not @SIGNIN then return
 
-			# Fetch session
-			@api \auth/session/show do
+			// Fetch session
+			this.api 'auth/session/show' do
 				token: @token
-			.then (session) ~>
-				@session = session
-				@fetching = false
+			.then (session) =>
+				this.session = session
+				this.fetching = false
 
-				# 既に連携していた場合
+				// 既に連携していた場合
 				if @session.app.is_authorized
-					@api \auth/accept do
+					this.api 'auth/accept' do
 						token: @session.token
-					.then ~>
+					.then =>
 						@accepted!
 				else
-					@state = \waiting
-					@update!
+					this.state = 'waiting' 
+					this.update();
 
-					@refs.form.on \denied ~>
-						@state = \denied
-						@update!
+					this.refs.form.on('denied', () => {
+						this.state = 'denied' 
+						this.update();
 
-					@refs.form.on \accepted @accepted
+					this.refs.form.on 'accepted' @accepted
 
-			.catch (error) ~>
-				@fetching = false
-				@state = \fetch-session-error
-				@update!
+			.catch (error) =>
+				this.fetching = false
+				this.state = 'fetch-session-error' 
+				this.update();
 
-		@accepted = ~>
-			@state = \accepted
-			@update!
+		accepted() {
+			this.state = 'accepted' 
+			this.update();
 
 			if @session.app.callback_url
 				location.href = @session.app.callback_url + '?token=' + @session.token
diff --git a/src/web/app/common/tags/api-info.tag b/src/web/app/common/tags/api-info.tag
index f3cef26509..d3b1e4c25d 100644
--- a/src/web/app/common/tags/api-info.tag
+++ b/src/web/app/common/tags/api-info.tag
@@ -21,6 +21,6 @@
 					text-decoration underline
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 	</script>
 </mk-api-info>
diff --git a/src/web/app/common/tags/authorized-apps.tag b/src/web/app/common/tags/authorized-apps.tag
index 16e9d9c0c1..918e8b956c 100644
--- a/src/web/app/common/tags/authorized-apps.tag
+++ b/src/web/app/common/tags/authorized-apps.tag
@@ -17,18 +17,18 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@apps = []
-		@fetching = true
+		this.apps = []
+		this.fetching = true
 
-		@on \mount ~>
-			@api \i/authorized_apps
-			.then (apps) ~>
-				@apps = apps
-				@fetching = false
-				@update!
-			.catch (err) ~>
+		this.on('mount', () => {
+			this.api 'i/authorized_apps' 
+			.then (apps) =>
+				this.apps = apps
+				this.fetching = false
+				this.update();
+			.catch (err) =>
 				console.error err
 	</script>
 </mk-authorized-apps>
diff --git a/src/web/app/common/tags/core-error.tag b/src/web/app/common/tags/core-error.tag
index 5b5d163600..07f41e403c 100644
--- a/src/web/app/common/tags/core-error.tag
+++ b/src/web/app/common/tags/core-error.tag
@@ -57,8 +57,8 @@
 
 	</style>
 	<script>
-		@retry = ~>
-			@unmount!
-			@opts.retry!
+		retry() {
+			this.unmount();
+			this.opts.retry!
 	</script>
 </mk-core-error>
diff --git a/src/web/app/common/tags/file-type-icon.tag b/src/web/app/common/tags/file-type-icon.tag
index 37cae49993..c484a57498 100644
--- a/src/web/app/common/tags/file-type-icon.tag
+++ b/src/web/app/common/tags/file-type-icon.tag
@@ -5,6 +5,6 @@
 			display inline
 	</style>
 	<script>
-		@kind = @opts.type.split \/ .0
+		this.kind = this.opts.type.split '/' .0
 	</script>
 </mk-file-type-icon>
diff --git a/src/web/app/common/tags/messaging/form.tag b/src/web/app/common/tags/messaging/form.tag
index d6750fb9ec..649c16a25d 100644
--- a/src/web/app/common/tags/messaging/form.tag
+++ b/src/web/app/common/tags/messaging/form.tag
@@ -2,9 +2,15 @@
 	<textarea ref="text" onkeypress={ onkeypress } onpaste={ onpaste } placeholder="ここにメッセージを入力"></textarea>
 	<div class="files"></div>
 	<mk-uploader ref="uploader"></mk-uploader>
-	<button class="send" onclick={ send } disabled={ sending } title="メッセージを送信"><i class="fa fa-paper-plane" if={ !sending }></i><i class="fa fa-spinner fa-spin" if={ sending }></i></button>
-	<button class="attach-from-local" type="button" title="PCから画像を添付する"><i class="fa fa-upload"></i></button>
-	<button class="attach-from-drive" type="button" title="アルバムから画像を添付する"><i class="fa fa-folder-open"></i></button>
+	<button class="send" onclick={ send } disabled={ sending } title="メッセージを送信">
+		<i class="fa fa-paper-plane" if={ !sending }></i><i class="fa fa-spinner fa-spin" if={ sending }></i>
+	</button>
+	<button class="attach-from-local" type="button" title="PCから画像を添付する">
+		<i class="fa fa-upload"></i>
+	</button>
+	<button class="attach-from-drive" type="button" title="アルバムから画像を添付する">
+		<i class="fa fa-folder-open"></i>
+	</button>
 	<input name="file" type="file" accept="image/*"/>
 	<style>
 		:scope
@@ -111,49 +117,56 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@onpaste = (e) ~>
-			data = e.clipboard-data
-			items = data.items
-			for i from 0 to items.length - 1
-				item = items[i]
-				switch (item.kind)
-					| \file =>
-						@upload item.get-as-file!
+		onpaste(e) {
+			const data = e.clipboardData;
+			const items = data.items;
+			for (let i = 0; i < items.length; i++) {
+				const item = items[i];
+				if (item.kind == 'file') {
+					this.upload(item.getAsFile());
+				}
+			}
+		}
 
-		@onkeypress = (e) ~>
-			if (e.which == 10 || e.which == 13) && e.ctrl-key
-				@send!
+		onkeypress(e) {
+			if ((e.which == 10 || e.which == 13) && e.ctrlKey) {
+				this.send();
+			}
+		}
 
-		@select-file = ~>
-			@refs.file.click!
+		selectFile() {
+			this.refs.file.click();
+		}
 
-		@select-file-from-drive = ~>
-			browser = document.body.append-child document.create-element \mk-select-file-from-drive-window
-			event = riot.observable!
-			riot.mount browser, do
-				multiple: true
+		selectFileFromDrive() {
+			const browser = document.body.appendChild(document.createElement('mk-select-file-from-drive-window'));
+			const event = riot.observable();
+			riot.mount(browser, {
+				multiple: true,
 				event: event
-			event.one \selected (files) ~>
-				files.for-each @add-file
+			});
+			event.one('selected', files => {
+				files.forEach(this.addFile);
+			});
 
-		@send = ~>
-			@sending = true
-			@api \messaging/messages/create do
-				user_id: @opts.user.id
-				text: @refs.text.value
-			.then (message) ~>
+		send() {
+			this.sending = true
+			this.api 'messaging/messages/create' do
+				user_id: this.opts.user.id
+				text: this.refs.text.value
+			.then (message) =>
 				@clear!
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
-			.then ~>
-				@sending = false
-				@update!
+			.then =>
+				this.sending = false
+				this.update();
 
-		@clear = ~>
-			@refs.text.value = ''
-			@files = []
-			@update!
+		clear() {
+			this.refs.text.value = ''
+			this.files = []
+			this.update();
 	</script>
 </mk-messaging-form>
diff --git a/src/web/app/common/tags/messaging/index.tag b/src/web/app/common/tags/messaging/index.tag
index 69f78ba8e3..f9ce48641f 100644
--- a/src/web/app/common/tags/messaging/index.tag
+++ b/src/web/app/common/tags/messaging/index.tag
@@ -286,72 +286,72 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
+		this.mixin('i');
+		this.mixin('api');
 
-		@search-result = []
+		this.search-result = []
 
-		@on \mount ~>
-			@api \messaging/history
-			.then (history) ~>
-				@is-loading = false
-				history.for-each (message) ~>
+		this.on('mount', () => {
+			this.api 'messaging/history' 
+			.then (history) =>
+				this.is-loading = false
+				history.for-each (message) =>
 					message.is_me = message.user_id == @I.id
-					message._click = ~>
+					message._click = =>
 						if message.is_me
-							@trigger \navigate-user message.recipient
+							this.trigger 'navigate-user' message.recipient
 						else
-							@trigger \navigate-user message.user
-				@history = history
-				@update!
-			.catch (err) ~>
+							this.trigger 'navigate-user' message.user
+				this.history = history
+				this.update();
+			.catch (err) =>
 				console.error err
 
-		@search = ~>
-			q = @refs.search.value
+		search() {
+			q = this.refs.search.value
 			if q == ''
-				@search-result = []
+				this.search-result = []
 			else
-				@api \users/search do
+				this.api 'users/search' do
 					query: q
 					max: 5
-				.then (users) ~>
-					users.for-each (user) ~>
-						user._click = ~>
-							@trigger \navigate-user user
-							@search-result = []
-					@search-result = users
-					@update!
-				.catch (err) ~>
+				.then (users) =>
+					users.for-each (user) =>
+						user._click = =>
+							this.trigger 'navigate-user' user
+							this.search-result = []
+					this.search-result = users
+					this.update();
+				.catch (err) =>
 					console.error err
 
-		@on-search-keydown = (e) ~>
+		on-search-keydown(e) {
 			key = e.which
 			switch (key)
-				| 9, 40 => # Key[TAB] or Key[↓]
+				| 9, 40 => // Key[TAB] or Key[↓]
 					e.prevent-default!
 					e.stop-propagation!
-					@refs.search-result.child-nodes[0].focus!
+					this.refs.search-result.child-nodes[0].focus();
 
-		@on-search-result-keydown = (i, e) ~>
+		on-search-result-keydown(i, e) {
 			key = e.which
 			switch (key)
-				| 10, 13 => # Key[ENTER]
+				| 10, 13 => // Key[ENTER]
 					e.prevent-default!
 					e.stop-propagation!
 					@search-result[i]._click!
-				| 27 => # Key[ESC]
+				| 27 => // Key[ESC]
 					e.prevent-default!
 					e.stop-propagation!
-					@refs.search.focus!
-				| 38 => # Key[↑]
+					this.refs.search.focus();
+				| 38 => // Key[↑]
 					e.prevent-default!
 					e.stop-propagation!
-					(@refs.search-result.child-nodes[i].previous-element-sibling || @refs.search-result.child-nodes[@search-result.length - 1]).focus!
-				| 9, 40 => # Key[TAB] or Key[↓]
+					(this.refs.search-result.child-nodes[i].previous-element-sibling || this.refs.search-result.child-nodes[@search-result.length - 1]).focus();
+				| 9, 40 => // Key[TAB] or Key[↓]
 					e.prevent-default!
 					e.stop-propagation!
-					(@refs.search-result.child-nodes[i].next-element-sibling || @refs.search-result.child-nodes[0]).focus!
+					(this.refs.search-result.child-nodes[i].next-element-sibling || this.refs.search-result.child-nodes[0]).focus();
 
 	</script>
 </mk-messaging>
diff --git a/src/web/app/common/tags/messaging/message.tag b/src/web/app/common/tags/messaging/message.tag
index 5765ffa6c8..a43991e0ec 100644
--- a/src/web/app/common/tags/messaging/message.tag
+++ b/src/web/app/common/tags/messaging/message.tag
@@ -203,27 +203,27 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \text
+		this.mixin('i');
+		this.mixin('text');
 
-		@message = @opts.message
+		this.message = this.opts.message
 		@message.is_me = @message.user.id == @I.id
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @message.text?
 				tokens = @analyze @message.text
 
-				@refs.text.innerHTML = @compile tokens
+				this.refs.text.innerHTML = @compile tokens
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
-				# URLをプレビュー
+				// URLをプレビュー
 				tokens
-					.filter (t) -> t.type == \link
-					.map (t) ~>
-						@preview = @refs.text.append-child document.create-element \mk-url-preview
+					.filter (t) -> t.type == 'link' 
+					.map (t) =>
+						this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
 						riot.mount @preview, do
 							url: t.content
 	</script>
diff --git a/src/web/app/common/tags/messaging/room.tag b/src/web/app/common/tags/messaging/room.tag
index 5882a7fa40..a571b330cb 100644
--- a/src/web/app/common/tags/messaging/room.tag
+++ b/src/web/app/common/tags/messaging/room.tag
@@ -124,101 +124,101 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
-		@mixin \messaging-stream
+		this.mixin('i');
+		this.mixin('api');
+		this.mixin('messaging-stream');
 
-		@user = @opts.user
-		@init = true
-		@sending = false
-		@messages = []
+		this.user = this.opts.user
+		this.init = true
+		this.sending = false
+		this.messages = []
 
-		@connection = new @MessagingStreamConnection @I, @user.id
+		this.connection = new @MessagingStreamConnection @I, @user.id
 
-		@on \mount ~>
-			@connection.event.on \message @on-message
-			@connection.event.on \read @on-read
+		this.on('mount', () => {
+			@connection.event.on 'message' this.on-message
+			@connection.event.on 'read' this.on-read
 
-			document.add-event-listener \visibilitychange @on-visibilitychange
+			document.add-event-listener 'visibilitychange' this.on-visibilitychange
 
-			@api \messaging/messages do
+			this.api 'messaging/messages' do
 				user_id: @user.id
-			.then (messages) ~>
-				@init = false
-				@messages = messages.reverse!
-				@update!
+			.then (messages) =>
+				this.init = false
+				this.messages = messages.reverse!
+				this.update();
 				@scroll-to-bottom!
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 
-		@on \unmount ~>
-			@connection.event.off \message @on-message
-			@connection.event.off \read @on-read
+		this.on('unmount', () => {
+			@connection.event.off 'message' this.on-message
+			@connection.event.off 'read' this.on-read
 			@connection.close!
 
-			document.remove-event-listener \visibilitychange @on-visibilitychange
+			document.remove-event-listener 'visibilitychange' this.on-visibilitychange
 
-		@on \update ~>
-			@messages.for-each (message) ~>
+		this.on('update', () => {
+			@messages.for-each (message) =>
 				date = (new Date message.created_at).get-date!
 				month = (new Date message.created_at).get-month! + 1
 				message._date = date
 				message._datetext = month + '月 ' + date + '日'
 
-		@on-message = (message) ~>
+		on-message(message) {
 			is-bottom = @is-bottom!
 
 			@messages.push message
 			if message.user_id != @I.id and not document.hidden
 				@connection.socket.send JSON.stringify do
-					type: \read
+					type: 'read' 
 					id: message.id
-			@update!
+			this.update();
 
 			if is-bottom
-				# Scroll to bottom
+				// Scroll to bottom
 				@scroll-to-bottom!
 			else if message.user_id != @I.id
-				# Notify
+				// Notify
 				@notify '新しいメッセージがあります'
 
-		@on-read = (ids) ~>
+		on-read(ids) {
 			if not Array.isArray ids then ids = [ids]
-			ids.for-each (id) ~>
-				if (@messages.some (x) ~> x.id == id)
+			ids.for-each (id) =>
+				if (@messages.some (x) => x.id == id)
 					exist = (@messages.map (x) -> x.id).index-of id
 					@messages[exist].is_read = true
-					@update!
+					this.update();
 
-		@is-bottom = ~>
-			current = @root.scroll-top + @root.offset-height
-			max = @root.scroll-height
+		is-bottom() {
+			current = this.root.scroll-top + this.root.offset-height
+			max = this.root.scroll-height
 			current > (max - 32)
 
-		@scroll-to-bottom = ~>
-			@root.scroll-top = @root.scroll-height
+		scroll-to-bottom() {
+			this.root.scroll-top = this.root.scroll-height
 
-		@notify = (message) ~>
-			n = document.create-element \p
+		notify(message) {
+			n = document.createElement 'p' 
 			n.inner-HTML = '<i class="fa fa-arrow-circle-down"></i>' + message
-			n.onclick = ~>
+			n.onclick = =>
 				@scroll-to-bottom!
 				n.parent-node.remove-child n
-			@refs.notifications.append-child n
+			this.refs.notifications.appendChild n
 
-			set-timeout ~>
+			setTimeout =>
 				n.style.opacity = 0
-				set-timeout ~>
+				setTimeout =>
 					n.parent-node.remove-child n
 				, 1000ms
 			, 4000ms
 
-		@on-visibilitychange = ~>
+		on-visibilitychange() {
 			if document.hidden then return
-			@messages.for-each (message) ~>
+			@messages.for-each (message) =>
 				if message.user_id != @I.id and not message.is_read
 					@connection.socket.send JSON.stringify do
-						type: \read
+						type: 'read' 
 						id: message.id
 	</script>
 </mk-messaging-room>
diff --git a/src/web/app/common/tags/number.tag b/src/web/app/common/tags/number.tag
index c878c842e2..626b184fce 100644
--- a/src/web/app/common/tags/number.tag
+++ b/src/web/app/common/tags/number.tag
@@ -5,14 +5,14 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			# バグ？ https://github.com/riot/riot/issues/2103
-			#value = @opts.value
-			value = @opts.riot-value
-			max = @opts.max
+		this.on('mount', () => {
+			// バグ？ https://github.com/riot/riot/issues/2103
+			#value = this.opts.value
+			value = this.opts.riot-value
+			max = this.opts.max
 
 			if max? then if value > max then value = max
 
-			@root.innerHTML = value.to-locale-string!
+			this.root.innerHTML = value.to-locale-string!
 	</script>
 </mk-number>
diff --git a/src/web/app/common/tags/poll-editor.tag b/src/web/app/common/tags/poll-editor.tag
index 1c9c668f0b..46975bbe23 100644
--- a/src/web/app/common/tags/poll-editor.tag
+++ b/src/web/app/common/tags/poll-editor.tag
@@ -86,24 +86,24 @@
 
 	</style>
 	<script>
-		@choices = ['', '']
+		this.choices = ['', '']
 
-		@oninput = (i, e) ~>
+		oninput(i, e) {
 			@choices[i] = e.target.value
 
-		@add = ~>
+		add() {
 			@choices.push ''
-			@update!
-			@refs.choices.child-nodes[@choices.length - 1].child-nodes[0].focus!
+			this.update();
+			this.refs.choices.child-nodes[@choices.length - 1].child-nodes[0].focus();
 
-		@remove = (i) ~>
-			@choices = @choices.filter((_, _i) -> _i != i)
-			@update!
+		remove(i) {
+			this.choices = @choices.filter((_, _i) -> _i != i)
+			this.update();
 
-		@destroy = ~>
-			@opts.ondestroy!
+		destroy() {
+			this.opts.ondestroy!
 
-		@get = ~>
+		get() {
 			return {
 				choices: @choices.filter (choice) -> choice != ''
 			}
diff --git a/src/web/app/common/tags/poll.tag b/src/web/app/common/tags/poll.tag
index 426bb44281..d0ee1fad7d 100644
--- a/src/web/app/common/tags/poll.tag
+++ b/src/web/app/common/tags/poll.tag
@@ -68,23 +68,23 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@post = @opts.post
-		@poll = @post.poll
-		@total = @poll.choices.reduce ((a, b) -> a + b.votes), 0
-		@is-voted = @poll.choices.some (c) -> c.is_voted
-		@result = @is-voted
+		this.post = this.opts.post
+		this.poll = @post.poll
+		this.total = @poll.choices.reduce ((a, b) -> a + b.votes), 0
+		this.is-voted = @poll.choices.some (c) -> c.is_voted
+		this.result = @is-voted
 
-		@toggle-result = ~>
-			@result = !@result
+		toggle-result() {
+			this.result = !@result
 
-		@vote = (id) ~>
+		vote(id) {
 			if (@poll.choices.some (c) -> c.is_voted) then return
-			@api \posts/polls/vote do
+			this.api 'posts/polls/vote' do
 				post_id: @post.id
 				choice: id
-			.then ~>
+			.then =>
 				@poll.choices.for-each (c) ->
 					if c.id == id
 						c.votes++
diff --git a/src/web/app/common/tags/raw.tag b/src/web/app/common/tags/raw.tag
index 609c53e7e9..0637675c45 100644
--- a/src/web/app/common/tags/raw.tag
+++ b/src/web/app/common/tags/raw.tag
@@ -4,5 +4,5 @@
 			display inline
 
 	</style>
-	<script>@root.innerHTML = @opts.content</script>
+	<script>this.root.innerHTML = this.opts.content</script>
 </mk-raw>
diff --git a/src/web/app/common/tags/ripple-string.tag b/src/web/app/common/tags/ripple-string.tag
index d3303e6ba6..f52d75e706 100644
--- a/src/web/app/common/tags/ripple-string.tag
+++ b/src/web/app/common/tags/ripple-string.tag
@@ -14,13 +14,13 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			text = @root.innerHTML
-			@root.innerHTML = ''
-			(text.split '').for-each (c, i) ~>
-				ce = document.create-element \span
+		this.on('mount', () => {
+			text = this.root.innerHTML
+			this.root.innerHTML = ''
+			(text.split '').for-each (c, i) =>
+				ce = document.createElement 'span' 
 				ce.innerHTML = c
-				ce.style.animation-delay = (i / 10) + 's'
-				@root.append-child ce
+				ce.style.animationDelay = (i / 10) + 's'
+				this.root.appendChild ce
 	</script>
 </mk-ripple-string>
diff --git a/src/web/app/common/tags/signin-history.tag b/src/web/app/common/tags/signin-history.tag
index ffc837891d..2b8bddd268 100644
--- a/src/web/app/common/tags/signin-history.tag
+++ b/src/web/app/common/tags/signin-history.tag
@@ -48,28 +48,28 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('stream');
 
-		@history = []
-		@fetching = true
+		this.history = []
+		this.fetching = true
 
-		@on \mount ~>
-			@api \i/signin_history
-			.then (history) ~>
-				@history = history
-				@fetching = false
-				@update!
-			.catch (err) ~>
+		this.on('mount', () => {
+			this.api 'i/signin_history' 
+			.then (history) =>
+				this.history = history
+				this.fetching = false
+				this.update();
+			.catch (err) =>
 				console.error err
 
-			@stream.on \signin @on-signin
+			@stream.on 'signin' this.on-signin
 
-		@on \unmount ~>
-			@stream.off \signin @on-signin
+		this.on('unmount', () => {
+			@stream.off 'signin' this.on-signin
 
-		@on-signin = (signin) ~>
+		on-signin(signin) {
 			@history.unshift signin
-			@update!
+			this.update();
 	</script>
 </mk-signin-history>
diff --git a/src/web/app/common/tags/signin.tag b/src/web/app/common/tags/signin.tag
index 28d73b037f..75fa51afa7 100644
--- a/src/web/app/common/tags/signin.tag
+++ b/src/web/app/common/tags/signin.tag
@@ -97,41 +97,41 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = null
-		@signing = false
+		this.user = null
+		this.signing = false
 
-		@oninput = ~>
-			@api \users/show do
-				username: @refs.username.value
-			.then (user) ~>
-				@user = user
-				@trigger \user user
-				@update!
+		oninput() {
+			this.api 'users/show' do
+				username: this.refs.username.value
+			.then (user) =>
+				this.user = user
+				this.trigger 'user' user
+				this.update();
 
-		@onsubmit = (e) ~>
+		onsubmit(e) {
 			e.prevent-default!
 
-			if @refs.username.value == ''
-				@refs.username.focus!
+			if this.refs.username.value == ''
+				this.refs.username.focus();
 				return false
-			if @refs.password.value == ''
-				@refs.password.focus!
+			if this.refs.password.value == ''
+				this.refs.password.focus();
 				return false
 
-			@signing = true
-			@update!
+			this.signing = true
+			this.update();
 
-			@api \signin do
-				username: @refs.username.value
-				password: @refs.password.value
-			.then ~>
+			this.api 'signin' do
+				username: this.refs.username.value
+				password: this.refs.password.value
+			.then =>
 				location.reload!
-			.catch ~>
+			.catch =>
 				alert 'something happened'
-				@signing = false
-				@update!
+				this.signing = false
+				this.update();
 
 			false
 	</script>
diff --git a/src/web/app/common/tags/signup.tag b/src/web/app/common/tags/signup.tag
index 7af72807a5..86c4bb5e14 100644
--- a/src/web/app/common/tags/signup.tag
+++ b/src/web/app/common/tags/signup.tag
@@ -174,117 +174,117 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \get-password-strength
+		this.mixin('api');
+		this.mixin('get-password-strength');
 
-		@username-state = null
-		@password-strength = ''
-		@password-retype-state = null
-		@recaptchaed = false
+		this.username-state = null
+		this.password-strength = ''
+		this.password-retype-state = null
+		this.recaptchaed = false
 
-		window.on-recaptchaed = ~>
-			@recaptchaed = true
-			@update!
+		window.on-recaptchaed = =>
+			this.recaptchaed = true
+			this.update();
 
-		window.on-recaptcha-expired = ~>
-			@recaptchaed = false
-			@update!
+		window.on-recaptcha-expired = =>
+			this.recaptchaed = false
+			this.update();
 
-		@on \mount ~>
-			head = (document.get-elements-by-tag-name \head).0
-			script = document.create-element \script
-				..set-attribute \src \https://www.google.com/recaptcha/api.js
-			head.append-child script
+		this.on('mount', () => {
+			head = (document.get-elements-by-tag-name 'head).0' 
+			script = document.createElement 'script' 
+				..set-attribute 'src' \https://www.google.com/recaptcha/api.js
+			head.appendChild script
 
-		@on-change-username = ~>
-			username = @refs.username.value
+		on-change-username() {
+			username = this.refs.username.value
 
 			if username == ''
-				@username-state = null
-				@update!
+				this.username-state = null
+				this.update();
 				return
 
 			err = switch
-				| not username.match /^[a-zA-Z0-9\-]+$/ => \invalid-format
-				| username.length < 3chars              => \min-range
-				| username.length > 20chars             => \max-range
+				| not username.match /^[a-zA-Z0-9\-]+$/ => 'invalid-format' 
+				| username.length < 3chars              => 'min-range' 
+				| username.length > 20chars             => 'max-range' 
 				| _                                     => null
 
 			if err?
-				@username-state = err
-				@update!
+				this.username-state = err
+				this.update();
 			else
-				@username-state = \wait
-				@update!
+				this.username-state = 'wait' 
+				this.update();
 
-				@api \username/available do
+				this.api 'username/available' do
 					username: username
-				.then (result) ~>
+				.then (result) =>
 					if result.available
-						@username-state = \ok
+						this.username-state = 'ok' 
 					else
-						@username-state = \unavailable
-					@update!
-				.catch (err) ~>
-					@username-state = \error
-					@update!
+						this.username-state = 'unavailable' 
+					this.update();
+				.catch (err) =>
+					this.username-state = 'error' 
+					this.update();
 
-		@on-change-password = ~>
-			password = @refs.password.value
+		on-change-password() {
+			password = this.refs.password.value
 
 			if password == ''
-				@password-strength = ''
+				this.password-strength = ''
 				return
 
 			strength = @get-password-strength password
 
 			if strength > 0.3
-				@password-strength = \medium
+				this.password-strength = 'medium' 
 				if strength > 0.7
-					@password-strength = \high
+					this.password-strength = 'high' 
 			else
-				@password-strength = \low
+				this.password-strength = 'low' 
 
-			@update!
+			this.update();
 
-			@refs.password-metar.style.width = (strength * 100) + \%
+			this.refs.password-metar.style.width = (strength * 100) + '%' 
 
-		@on-change-password-retype = ~>
-			password = @refs.password.value
-			retyped-password = @refs.password-retype.value
+		on-change-password-retype() {
+			password = this.refs.password.value
+			retyped-password = this.refs.password-retype.value
 
 			if retyped-password == ''
-				@password-retype-state = null
+				this.password-retype-state = null
 				return
 
 			if password == retyped-password
-				@password-retype-state = \match
+				this.password-retype-state = 'match' 
 			else
-				@password-retype-state = \not-match
+				this.password-retype-state = 'not-match' 
 
-		@onsubmit = (e) ~>
+		onsubmit(e) {
 			e.prevent-default!
 
-			username = @refs.username.value
-			password = @refs.password.value
+			username = this.refs.username.value
+			password = this.refs.password.value
 
-			locker = document.body.append-child document.create-element \mk-locker
+			locker = document.body.appendChild document.createElement 'mk-locker' 
 
-			@api \signup do
+			this.api 'signup' do
 				username: username
 				password: password
 				'g-recaptcha-response': grecaptcha.get-response!
-			.then ~>
-				@api \signin do
+			.then =>
+				this.api 'signin' do
 					username: username
 					password: password
-				.then ~>
+				.then =>
 					location.href = CONFIG.url
-			.catch ~>
+			.catch =>
 				alert '何らかの原因によりアカウントの作成に失敗しました。再度お試しください。'
 
 				grecaptcha.reset!
-				@recaptchaed = false
+				this.recaptchaed = false
 
 				locker.parent-node.remove-child locker
 
diff --git a/src/web/app/common/tags/special-message.tag b/src/web/app/common/tags/special-message.tag
index 53c54c9816..8304f87ec1 100644
--- a/src/web/app/common/tags/special-message.tag
+++ b/src/web/app/common/tags/special-message.tag
@@ -21,7 +21,7 @@
 	</style>
 	<script>
 		now = new Date!
-		@d = now.get-date!
-		@m = now.get-month! + 1
+		this.d = now.get-date!
+		this.m = now.get-month! + 1
 	</script>
 </mk-special-message>
diff --git a/src/web/app/common/tags/time.tag b/src/web/app/common/tags/time.tag
index 0c9a6d6f90..9bdb7f4cd7 100644
--- a/src/web/app/common/tags/time.tag
+++ b/src/web/app/common/tags/time.tag
@@ -1,31 +1,31 @@
 <mk-time>
 	<time datetime={ opts.time }><span if={ mode == 'relative' }>{ relative }</span><span if={ mode == 'absolute' }>{ absolute }</span><span if={ mode == 'detail' }>{ absolute } ({ relative })</span></time>
 	<script>
-		@time = new Date @opts.time
-		@mode = @opts.mode || \relative
-		@tickid = null
+		this.time = new Date this.opts.time
+		this.mode = this.opts.mode || 'relative' 
+		this.tickid = null
 
-		@absolute =
-			@time.get-full-year! + \年 +
-			@time.get-month! + 1 + \月 +
-			@time.get-date!      + \日 +
+		this.absolute = 
+			@time.get-full-year! + '年' +
+			@time.get-month! + 1 + '月' +
+			@time.get-date!      + '日' +
 			' ' +
-			@time.get-hours!     + \時 +
-			@time.get-minutes!   + \分
+			@time.get-hours!     + '時' +
+			@time.get-minutes!   + '分' 
 
-		@on \mount ~>
-			if @mode == \relative or @mode == \detail
+		this.on('mount', () => {
+			if @mode == 'relative' or @mode == 'detail' 
 				@tick!
-				@tickid = set-interval @tick, 1000ms
+				this.tickid = set-interval @tick, 1000ms
 
-		@on \unmount ~>
-			if @mode == \relative or @mode == \detail
+		this.on('unmount', () => {
+			if @mode == 'relative' or @mode == 'detail' 
 				clear-interval @tickid
 
-		@tick = ~>
+		tick() {
 			now = new Date!
 			ago = (now - @time) / 1000ms
-			@relative = switch
+			this.relative = switch
 				| ago >= 31536000s => ~~(ago / 31536000s) + '年前'
 				| ago >= 2592000s  => ~~(ago / 2592000s)  + 'ヶ月前'
 				| ago >= 604800s   => ~~(ago / 604800s)   + '週間前'
@@ -36,6 +36,6 @@
 				| ago >= 0s        =>                       'たった今'
 				| ago <  0s        =>                       '未来'
 				| _                =>                       'なぞのじかん'
-			@update!
+			this.update();
 	</script>
 </mk-time>
diff --git a/src/web/app/common/tags/twitter-setting.tag b/src/web/app/common/tags/twitter-setting.tag
index 162ccd2928..6996c45b4d 100644
--- a/src/web/app/common/tags/twitter-setting.tag
+++ b/src/web/app/common/tags/twitter-setting.tag
@@ -24,6 +24,6 @@
 				color #8899a6
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 	</script>
 </mk-twitter-setting>
diff --git a/src/web/app/common/tags/uploader.tag b/src/web/app/common/tags/uploader.tag
index 275a26c019..2cf1aa324f 100644
--- a/src/web/app/common/tags/uploader.tag
+++ b/src/web/app/common/tags/uploader.tag
@@ -140,55 +140,55 @@
 
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 
-		@uploads = []
+		this.uploads = []
 
 		
-		@upload = (file, folder) ~>
+		upload(file, folder) {
 			id = Math.random!
 
 			ctx =
 				id: id
-				name: file.name || \untitled
+				name: file.name || 'untitled' 
 				progress: undefined
 
 			@uploads.push ctx
-			@trigger \change-uploads @uploads
-			@update!
+			this.trigger 'change-uploads' @uploads
+			this.update();
 
 			reader = new FileReader!
-			reader.onload = (e) ~>
+			reader.onload = (e) =>
 				ctx.img = e.target.result
-				@update!
+				this.update();
 			reader.read-as-data-URL file
 
 			data = new FormData!
-			data.append \i @I.token
-			data.append \file file
+			data.append 'i' @I.token
+			data.append 'file' file
 
 			if folder?
-				data.append \folder_id folder
+				data.append 'folder_id' folder
 
 			xhr = new XMLHttpRequest!
-			xhr.open \POST CONFIG.apiUrl + '/drive/files/create' true
-			xhr.onload = (e) ~>
+			xhr.open 'POST' CONFIG.apiUrl + '/drive/files/create' true
+			xhr.onload = (e) =>
 				drive-file = JSON.parse e.target.response
 
-				@trigger \uploaded drive-file
+				this.trigger 'uploaded' drive-file
 
-				@uploads = @uploads.filter (x) -> x.id != id
-				@trigger \change-uploads @uploads
+				this.uploads = @uploads.filter (x) -> x.id != id
+				this.trigger 'change-uploads' @uploads
 
-				@update!
+				this.update();
 
-			xhr.upload.onprogress = (e) ~>
+			xhr.upload.onprogress = (e) =>
 				if e.length-computable
 					if ctx.progress == undefined
 						ctx.progress = {}
 					ctx.progress.max = e.total
 					ctx.progress.value = e.loaded
-					@update!
+					this.update();
 
 			xhr.send data
 	</script>
diff --git a/src/web/app/common/tags/url-preview.tag b/src/web/app/common/tags/url-preview.tag
index 7aab9d94e0..74f952016e 100644
--- a/src/web/app/common/tags/url-preview.tag
+++ b/src/web/app/common/tags/url-preview.tag
@@ -91,22 +91,22 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@url = @opts.url
-		@loading = true
+		this.url = this.opts.url
+		this.loading = true
 
-		@on \mount ~>
+		this.on('mount', () => {
 			fetch CONFIG.url + '/api:url?url=' + @url
-			.then (res) ~>
+			.then (res) =>
 				info <~ res.json!.then
-				@title = info.title
-				@description = info.description
-				@thumbnail = info.thumbnail
-				@icon = info.icon
-				@sitename = info.sitename
+				this.title = info.title
+				this.description = info.description
+				this.thumbnail = info.thumbnail
+				this.icon = info.icon
+				this.sitename = info.sitename
 
-				@loading = false
-				@update!
+				this.loading = false
+				this.update();
 	</script>
 </mk-url-preview>
diff --git a/src/web/app/common/tags/url.tag b/src/web/app/common/tags/url.tag
index d4284b61bf..596d2914c9 100644
--- a/src/web/app/common/tags/url.tag
+++ b/src/web/app/common/tags/url.tag
@@ -30,19 +30,19 @@
 
 	</style>
 	<script>
-		@url = @opts.href
+		this.url = this.opts.href
 
-		@on \before-mount ~>
-			parser = document.create-element \a
+		this.on('before-mount', () => {
+			parser = document.createElement 'a' 
 			parser.href = @url
 
-			@schema = parser.protocol
-			@hostname = parser.hostname
-			@port = parser.port
-			@pathname = parser.pathname
-			@query = parser.search
-			@hash = parser.hash
+			this.schema = parser.protocol
+			this.hostname = parser.hostname
+			this.port = parser.port
+			this.pathname = parser.pathname
+			this.query = parser.search
+			this.hash = parser.hash
 
-			@update!
+			this.update();
 	</script>
 </mk-url>
diff --git a/src/web/app/desktop/tags/analog-clock.tag b/src/web/app/desktop/tags/analog-clock.tag
index d2458a7789..06896fe20b 100644
--- a/src/web/app/desktop/tags/analog-clock.tag
+++ b/src/web/app/desktop/tags/analog-clock.tag
@@ -9,29 +9,29 @@
 
 	</style>
 	<script>
-		@on \mount ~>
+		this.on('mount', () => {
 			@draw!
-			@clock = set-interval @draw, 1000ms
+			this.clock = set-interval @draw, 1000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 
-		@draw = ~>
+		draw() {
 			now = new Date!
 			s = now.get-seconds!
 			m = now.get-minutes!
 			h = now.get-hours!
 
 			vec2 = (x, y) ->
-				@x = x
-				@y = y
+				this.x = x
+				this.y = y
 
-			ctx = @refs.canvas.get-context \2d
-			canv-w = @refs.canvas.width
-			canv-h = @refs.canvas.height
+			ctx = this.refs.canvas.get-context '2d' 
+			canv-w = this.refs.canvas.width
+			canv-h = this.refs.canvas.height
 			ctx.clear-rect 0, 0, canv-w, canv-h
 
-			# 背景
+			// 背景
 			center = (Math.min (canv-w / 2), (canv-h / 2))
 			line-start = center * 0.90
 			line-end-short = center * 0.87
@@ -56,12 +56,12 @@
 						(canv-h / 2) + uv.y * line-end-short
 				ctx.stroke!
 
-			# 分
+			// 分
 			angle = Math.PI * (m + s / 60) / 30
 			length = (Math.min canv-w, canv-h) / 2.6
 			uv = new vec2 (Math.sin angle), (-Math.cos angle)
 			ctx.begin-path!
-			ctx.stroke-style = \#ffffff
+			ctx.stroke-style = '#ffffff' 
 			ctx.line-width = 2
 			ctx.move-to do
 				(canv-w / 2) - uv.x * length / 5
@@ -71,12 +71,12 @@
 				(canv-h / 2) + uv.y * length
 			ctx.stroke!
 
-			# 時
+			// 時
 			angle = Math.PI * (h % 12 + m / 60) / 6
 			length = (Math.min canv-w, canv-h) / 4
 			uv = new vec2 (Math.sin angle), (-Math.cos angle)
 			ctx.begin-path!
-			#ctx.stroke-style = \#ffffff
+			#ctx.stroke-style = '#ffffff' 
 			ctx.stroke-style = CONFIG.theme-color
 			ctx.line-width = 2
 			ctx.move-to do
@@ -87,7 +87,7 @@
 				(canv-h / 2) + uv.y * length
 			ctx.stroke!
 
-			# 秒
+			// 秒
 			angle = Math.PI * s / 30
 			length = (Math.min canv-w, canv-h) / 2.6
 			uv = new vec2 (Math.sin angle), (-Math.cos angle)
diff --git a/src/web/app/desktop/tags/autocomplete-suggestion.tag b/src/web/app/desktop/tags/autocomplete-suggestion.tag
index 4aea8d8881..073352b19f 100644
--- a/src/web/app/desktop/tags/autocomplete-suggestion.tag
+++ b/src/web/app/desktop/tags/autocomplete-suggestion.tag
@@ -80,101 +80,101 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@q = @opts.q
-		@textarea = @opts.textarea
-		@loading = true
-		@users = []
-		@select = -1
+		this.q = this.opts.q
+		this.textarea = this.opts.textarea
+		this.loading = true
+		this.users = []
+		this.select = -1
 
-		@on \mount ~>
-			@textarea.add-event-listener \keydown @on-keydown
+		this.on('mount', () => {
+			@textarea.add-event-listener 'keydown' this.on-keydown
 
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.add-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.add-event-listener 'mousedown' @mousedown
 
-			@api \users/search_by_username do
+			this.api 'users/search_by_username' do
 				query: @q
 				limit: 30users
-			.then (users) ~>
-				@users = users
-				@loading = false
-				@update!
-			.catch (err) ~>
+			.then (users) =>
+				this.users = users
+				this.loading = false
+				this.update();
+			.catch (err) =>
 				console.error err
 
-		@on \unmount ~>
-			@textarea.remove-event-listener \keydown @on-keydown
+		this.on('unmount', () => {
+			@textarea.remove-event-listener 'keydown' this.on-keydown
 
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.remove-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.remove-event-listener 'mousedown' @mousedown
 
-		@mousedown = (e) ~>
-			if (!contains @root, e.target) and (@root != e.target)
+		mousedown(e) {
+			if (!contains this.root, e.target) and (this.root != e.target)
 				@close!
 
-		@on-click = (e) ~>
+		on-click(e) {
 			@complete e.item
 
-		@on-keydown = (e) ~>
+		on-keydown(e) {
 			key = e.which
 			switch (key)
-				| 10, 13 => # Key[ENTER]
+				| 10, 13 => // Key[ENTER]
 					if @select != -1
 						e.prevent-default!
 						e.stop-propagation!
 						@complete @users[@select]
 					else
 						@close!
-				| 27 => # Key[ESC]
+				| 27 => // Key[ESC]
 					e.prevent-default!
 					e.stop-propagation!
 					@close!
-				| 38 => # Key[↑]
+				| 38 => // Key[↑]
 					if @select != -1
 						e.prevent-default!
 						e.stop-propagation!
 						@select-prev!
 					else
 						@close!
-				| 9, 40 => # Key[TAB] or Key[↓]
+				| 9, 40 => // Key[TAB] or Key[↓]
 					e.prevent-default!
 					e.stop-propagation!
 					@select-next!
 				| _ =>
 					@close!
 
-		@select-next = ~>
+		select-next() {
 			@select++
 
 			if @select >= @users.length
-				@select = 0
+				this.select = 0
 
 			@apply-select!
 
-		@select-prev = ~>
+		select-prev() {
 			@select--
 
 			if @select < 0
-				@select = @users.length - 1
+				this.select = @users.length - 1
 
 			@apply-select!
 
-		@apply-select = ~>
-			@refs.users.children.for-each (el) ~>
-				el.remove-attribute \data-selected
+		apply-select() {
+			this.refs.users.children.for-each (el) =>
+				el.remove-attribute 'data-selected' 
 
-			@refs.users.children[@select].set-attribute \data-selected \true
-			@refs.users.children[@select].focus!
+			this.refs.users.children[@select].set-attribute 'data-selected' \true
+			this.refs.users.children[@select].focus();
 
-		@complete = (user) ~>
-			@opts.complete user
+		complete(user) {
+			this.opts.complete user
 
-		@close = ~>
-			@opts.close!
+		close() {
+			this.opts.close!
 
 		function contains(parent, child)
 			node = child.parent-node
diff --git a/src/web/app/desktop/tags/big-follow-button.tag b/src/web/app/desktop/tags/big-follow-button.tag
index dfee12b2a0..6c87e87558 100644
--- a/src/web/app/desktop/tags/big-follow-button.tag
+++ b/src/web/app/desktop/tags/big-follow-button.tag
@@ -70,58 +70,58 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('is-promise');
+		this.mixin('stream');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
-		@init = true
-		@wait = false
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
+		this.init = true
+		this.wait = false
 
-		@on \mount ~>
-			@user-promise.then (user) ~>
-				@user = user
-				@init = false
-				@update!
-				@stream.on \follow @on-stream-follow
-				@stream.on \unfollow @on-stream-unfollow
+		this.on('mount', () => {
+			@user-promise.then (user) =>
+				this.user = user
+				this.init = false
+				this.update();
+				@stream.on 'follow' this.on-stream-follow
+				@stream.on 'unfollow' this.on-stream-unfollow
 
-		@on \unmount ~>
-			@stream.off \follow @on-stream-follow
-			@stream.off \unfollow @on-stream-unfollow
+		this.on('unmount', () => {
+			@stream.off 'follow' this.on-stream-follow
+			@stream.off 'unfollow' this.on-stream-unfollow
 
-		@on-stream-follow = (user) ~>
+		on-stream-follow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@on-stream-unfollow = (user) ~>
+		on-stream-unfollow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@onclick = ~>
-			@wait = true
+		onclick() {
+			this.wait = true
 			if @user.is_following
-				@api \following/delete do
+				this.api 'following/delete' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = false
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 			else
-				@api \following/create do
+				this.api 'following/create' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = true
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 	</script>
 </mk-big-follow-button>
diff --git a/src/web/app/desktop/tags/contextmenu.tag b/src/web/app/desktop/tags/contextmenu.tag
index b22948b7d4..114d48cf37 100644
--- a/src/web/app/desktop/tags/contextmenu.tag
+++ b/src/web/app/desktop/tags/contextmenu.tag
@@ -94,39 +94,39 @@
 
 	</style>
 	<script>
-		@root.add-event-listener \contextmenu (e) ~>
+		this.root.add-event-listener 'contextmenu' (e) =>
 			e.prevent-default!
 
-		@mousedown = (e) ~>
+		mousedown(e) {
 			e.prevent-default!
-			if (!contains @root, e.target) and (@root != e.target)
+			if (!contains this.root, e.target) and (this.root != e.target)
 				@close!
 			return false
 
-		@open = (pos) ~>
+		open(pos) {
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.add-event-listener \mousedown @mousedown
-			@root.style.display = \block
-			@root.style.left = pos.x + \px
-			@root.style.top = pos.y + \px
+			Array.prototype.for-each.call all, (el) =>
+				el.add-event-listener 'mousedown' @mousedown
+			this.root.style.display = 'block' 
+			this.root.style.left = pos.x + 'px' 
+			this.root.style.top = pos.y + 'px' 
 
-			Velocity @root, \finish true
-			Velocity @root, { opacity: 0 } 0ms
-			Velocity @root, {
+			Velocity this.root, 'finish' true
+			Velocity this.root, { opacity: 0 } 0ms
+			Velocity this.root, {
 				opacity: 1
 			} {
 				queue: false
 				duration: 100ms
-				easing: \linear
+				easing: 'linear' 
 			}
 
-		@close = ~>
+		close() {
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.remove-event-listener \mousedown @mousedown
-			@trigger \closed
-			@unmount!
+			Array.prototype.for-each.call all, (el) =>
+				el.remove-event-listener 'mousedown' @mousedown
+			this.trigger('closed');
+			this.unmount();
 
 		function contains(parent, child)
 			node = child.parent-node
diff --git a/src/web/app/desktop/tags/crop-window.tag b/src/web/app/desktop/tags/crop-window.tag
index 8d27f4c512..e022c76fa7 100644
--- a/src/web/app/desktop/tags/crop-window.tag
+++ b/src/web/app/desktop/tags/crop-window.tag
@@ -158,31 +158,31 @@
 
 	</style>
 	<script>
-		@mixin \cropper
+		this.mixin('cropper');
 
-		@image = @opts.file
-		@title = @opts.title
-		@aspect-ratio = @opts.aspect-ratio
-		@cropper = null
+		this.image = this.opts.file
+		this.title = this.opts.title
+		this.aspect-ratio = this.opts.aspect-ratio
+		this.cropper = null
 
-		@on \mount ~>
-			@img = @refs.window.refs.img
-			@cropper = new @Cropper @img, do
+		this.on('mount', () => {
+			this.img = this.refs.window.refs.img
+			this.cropper = new @Cropper @img, do
 				aspect-ratio: @aspect-ratio
 				highlight: no
 				view-mode: 1
 
-		@ok = ~>
-			@cropper.get-cropped-canvas!.to-blob (blob) ~>
-				@trigger \cropped blob
-				@refs.window.close!
+		ok() {
+			@cropper.get-cropped-canvas!.to-blob (blob) =>
+				this.trigger 'cropped' blob
+				this.refs.window.close!
 
-		@skip = ~>
-			@trigger \skiped
-			@refs.window.close!
+		skip() {
+			this.trigger('skiped');
+			this.refs.window.close!
 
-		@cancel = ~>
-			@trigger \canceled
-			@refs.window.close!
+		cancel() {
+			this.trigger('canceled');
+			this.refs.window.close!
 	</script>
 </mk-crop-window>
diff --git a/src/web/app/desktop/tags/dialog.tag b/src/web/app/desktop/tags/dialog.tag
index 528779242e..a444ac18f6 100644
--- a/src/web/app/desktop/tags/dialog.tag
+++ b/src/web/app/desktop/tags/dialog.tag
@@ -79,34 +79,34 @@
 
 	</style>
 	<script>
-		@can-through = if opts.can-through? then opts.can-through else true
-		@opts.buttons.for-each (button) ~>
-			button._onclick = ~>
+		this.can-through = if opts.can-through? then opts.can-through else true
+		this.opts.buttons.for-each (button) =>
+			button._onclick = =>
 				if button.onclick?
 					button.onclick!
 				@close!
 
-		@on \mount ~>
-			@refs.header.innerHTML = @opts.title
-			@refs.body.innerHTML = @opts.text
+		this.on('mount', () => {
+			this.refs.header.innerHTML = this.opts.title
+			this.refs.body.innerHTML = this.opts.text
 
-			@refs.bg.style.pointer-events = \auto
-			Velocity @refs.bg, \finish true
-			Velocity @refs.bg, {
+			this.refs.bg.style.pointer-events = 'auto' 
+			Velocity this.refs.bg, 'finish' true
+			Velocity this.refs.bg, {
 				opacity: 1
 			} {
 				queue: false
 				duration: 100ms
-				easing: \linear
+				easing: 'linear' 
 			}
 
-			Velocity @refs.main, {
+			Velocity this.refs.main, {
 				opacity: 0
 				scale: 1.2
 			} {
 				duration: 0
 			}
-			Velocity @refs.main, {
+			Velocity this.refs.main, {
 				opacity: 1
 				scale: 1
 			} {
@@ -114,34 +114,34 @@
 				easing: [ 0, 0.5, 0.5, 1 ]
 			}
 
-		@close = ~>
-			@refs.bg.style.pointer-events = \none
-			Velocity @refs.bg, \finish true
-			Velocity @refs.bg, {
+		close() {
+			this.refs.bg.style.pointer-events = 'none' 
+			Velocity this.refs.bg, 'finish' true
+			Velocity this.refs.bg, {
 				opacity: 0
 			} {
 				queue: false
 				duration: 300ms
-				easing: \linear
+				easing: 'linear' 
 			}
 
-			@refs.main.style.pointer-events = \none
-			Velocity @refs.main, \finish true
-			Velocity @refs.main, {
+			this.refs.main.style.pointer-events = 'none' 
+			Velocity this.refs.main, 'finish' true
+			Velocity this.refs.main, {
 				opacity: 0
 				scale: 0.8
 			} {
 				queue: false
 				duration: 300ms
 				easing: [ 0.5, -0.5, 1, 0.5 ]
-				complete: ~>
-					@unmount!
+				complete: =>
+					this.unmount();
 			}
 
-		@bg-click = ~>
+		bg-click() {
 			if @can-through
-				if @opts.on-through?
-					@opts.on-through!
+				if this.opts.on-through?
+					this.opts.on-through!
 				@close!
 	</script>
 </mk-dialog>
diff --git a/src/web/app/desktop/tags/donation.tag b/src/web/app/desktop/tags/donation.tag
index 7d0056d36f..d92e24e30f 100644
--- a/src/web/app/desktop/tags/donation.tag
+++ b/src/web/app/desktop/tags/donation.tag
@@ -47,21 +47,21 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \i
+		this.mixin('api');
+		this.mixin('i');
 
-		@close = (e) ~>
+		close(e) {
 			e.prevent-default!
 			e.stop-propagation!
 
 			@I.data.no_donation = true
 			@I.update!
-			@api \i/appdata/set do
+			this.api 'i/appdata/set' do
 				data: JSON.stringify do
 					no_donation: @I.data.no_donation
 
-			@unmount!
+			this.unmount();
 
-			@parent.parent.set-root-layout!
+			this.parent.parent.set-root-layout!
 	</script>
 </mk-donation>
diff --git a/src/web/app/desktop/tags/drive/base-contextmenu.tag b/src/web/app/desktop/tags/drive/base-contextmenu.tag
index c3a613d32b..39e01558da 100644
--- a/src/web/app/desktop/tags/drive/base-contextmenu.tag
+++ b/src/web/app/desktop/tags/drive/base-contextmenu.tag
@@ -13,26 +13,26 @@
 		</ul>
 	</mk-contextmenu>
 	<script>
-		@browser = @opts.browser
+		this.browser = this.opts.browser
 
-		@on \mount ~>
-			@refs.ctx.on \closed ~>
-				@trigger \closed
-				@unmount!
+		this.on('mount', () => {
+			this.refs.ctx.on('closed', () => {
+				this.trigger('closed');
+				this.unmount();
 
-		@open = (pos) ~>
-			@refs.ctx.open pos
+		open(pos) {
+			this.refs.ctx.open pos
 
-		@create-folder = ~>
+		create-folder() {
 			@browser.create-folder!
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@upload = ~>
+		upload() {
 			@browser.select-local-file!
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@url-upload = ~>
+		url-upload() {
 			@browser.url-upload!
-			@refs.ctx.close!
+			this.refs.ctx.close!
 	</script>
 </mk-drive-browser-base-contextmenu>
diff --git a/src/web/app/desktop/tags/drive/browser-window.tag b/src/web/app/desktop/tags/drive/browser-window.tag
index c975427893..c36726444f 100644
--- a/src/web/app/desktop/tags/drive/browser-window.tag
+++ b/src/web/app/desktop/tags/drive/browser-window.tag
@@ -28,19 +28,19 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@folder = if @opts.folder? then @opts.folder else null
+		this.folder = if this.opts.folder? then this.opts.folder else null
 
-		@on \mount ~>
-			@refs.window.on \closed ~>
-				@unmount!
+		this.on('mount', () => {
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-			@api \drive .then (info) ~>
+			this.api 'drive' .then (info) =>
 				@update do
 					usage: info.usage / info.capacity * 100
 
-		@close = ~>
-			@refs.window.close!
+		close() {
+			this.refs.window.close!
 	</script>
 </mk-drive-browser-window>
diff --git a/src/web/app/desktop/tags/drive/browser.tag b/src/web/app/desktop/tags/drive/browser.tag
index 1e8448dab2..02c886d14d 100644
--- a/src/web/app/desktop/tags/drive/browser.tag
+++ b/src/web/app/desktop/tags/drive/browser.tag
@@ -238,211 +238,211 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \dialog
-		@mixin \input-dialog
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('dialog');
+		this.mixin('input-dialog');
+		this.mixin('stream');
 
-		@files = []
-		@folders = []
-		@hierarchy-folders = []
+		this.files = []
+		this.folders = []
+		this.hierarchy-folders = []
 
-		@uploads = []
+		this.uploads = []
 
-		# 現在の階層(フォルダ)
-		# * null でルートを表す
-		@folder = null
+		// 現在の階層(フォルダ)
+		// * null でルートを表す
+		this.folder = null
 
-		@multiple = if @opts.multiple? then @opts.multiple else false
+		this.multiple = if this.opts.multiple? then this.opts.multiple else false
 
-		# ドロップされようとしているか
-		@draghover = false
+		// ドロップされようとしているか
+		this.draghover = false
 
-		# 自信の所有するアイテムがドラッグをスタートさせたか
-		# (自分自身の階層にドロップできないようにするためのフラグ)
-		@is-drag-source = false
+		// 自信の所有するアイテムがドラッグをスタートさせたか
+		// (自分自身の階層にドロップできないようにするためのフラグ)
+		this.is-drag-source = false
 
-		@on \mount ~>
-			@refs.uploader.on \uploaded (file) ~>
+		this.on('mount', () => {
+			this.refs.uploader.on('uploaded', (file) => {
 				@add-file file, true
 
-			@refs.uploader.on \change-uploads (uploads) ~>
-				@uploads = uploads
-				@update!
+			this.refs.uploader.on('change-uploads', (uploads) => {
+				this.uploads = uploads
+				this.update();
 
-			@stream.on \drive_file_created @on-stream-drive-file-created
-			@stream.on \drive_file_updated @on-stream-drive-file-updated
-			@stream.on \drive_folder_created @on-stream-drive-folder-created
-			@stream.on \drive_folder_updated @on-stream-drive-folder-updated
+			@stream.on 'drive_file_created' this.on-stream-drive-file-created
+			@stream.on 'drive_file_updated' this.on-stream-drive-file-updated
+			@stream.on 'drive_folder_created' this.on-stream-drive-folder-created
+			@stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
 
-			# Riotのバグでnullを渡しても""になる
-			# https://github.com/riot/riot/issues/2080
-			#if @opts.folder?
-			if @opts.folder? and @opts.folder != ''
-				@move @opts.folder
+			// Riotのバグでnullを渡しても""になる
+			// https://github.com/riot/riot/issues/2080
+			#if this.opts.folder?
+			if this.opts.folder? and this.opts.folder != ''
+				@move this.opts.folder
 			else
 				@load!
 
-		@on \unmount ~>
-			@stream.off \drive_file_created @on-stream-drive-file-created
-			@stream.off \drive_file_updated @on-stream-drive-file-updated
-			@stream.off \drive_folder_created @on-stream-drive-folder-created
-			@stream.off \drive_folder_updated @on-stream-drive-folder-updated
+		this.on('unmount', () => {
+			@stream.off 'drive_file_created' this.on-stream-drive-file-created
+			@stream.off 'drive_file_updated' this.on-stream-drive-file-updated
+			@stream.off 'drive_folder_created' this.on-stream-drive-folder-created
+			@stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
 
-		@on-stream-drive-file-created = (file) ~>
+		on-stream-drive-file-created(file) {
 			@add-file file, true
 
-		@on-stream-drive-file-updated = (file) ~>
+		on-stream-drive-file-updated(file) {
 			current = if @folder? then @folder.id else null
 			if current != file.folder_id
 				@remove-file file
 			else
 				@add-file file, true
 
-		@on-stream-drive-folder-created = (folder) ~>
+		on-stream-drive-folder-created(folder) {
 			@add-folder folder, true
 
-		@on-stream-drive-folder-updated = (folder) ~>
+		on-stream-drive-folder-updated(folder) {
 			current = if @folder? then @folder.id else null
 			if current != folder.parent_id
 				@remove-folder folder
 			else
 				@add-folder folder, true
 
-		@onmousedown = (e) ~>
-			if (contains @refs.folders-container, e.target) or (contains @refs.files-container, e.target)
+		onmousedown(e) {
+			if (contains this.refs.folders-container, e.target) or (contains this.refs.files-container, e.target)
 				return true
 
-			rect = @refs.main.get-bounding-client-rect!
+			rect = this.refs.main.get-bounding-client-rect!
 
-			left = e.page-x + @refs.main.scroll-left - rect.left - window.page-x-offset
-			top = e.page-y + @refs.main.scroll-top - rect.top - window.page-y-offset
+			left = e.page-x + this.refs.main.scroll-left - rect.left - window.page-x-offset
+			top = e.page-y + this.refs.main.scroll-top - rect.top - window.page-y-offset
 
-			move = (e) ~>
-				@refs.selection.style.display = \block
+			move = (e) =>
+				this.refs.selection.style.display = 'block' 
 
-				cursor-x = e.page-x + @refs.main.scroll-left - rect.left - window.page-x-offset
-				cursor-y = e.page-y + @refs.main.scroll-top - rect.top - window.page-y-offset
+				cursor-x = e.page-x + this.refs.main.scroll-left - rect.left - window.page-x-offset
+				cursor-y = e.page-y + this.refs.main.scroll-top - rect.top - window.page-y-offset
 				w = cursor-x - left
 				h = cursor-y - top
 
 				if w > 0
-					@refs.selection.style.width = w + \px
-					@refs.selection.style.left = left + \px
+					this.refs.selection.style.width = w + 'px' 
+					this.refs.selection.style.left = left + 'px' 
 				else
-					@refs.selection.style.width = -w + \px
-					@refs.selection.style.left = cursor-x + \px
+					this.refs.selection.style.width = -w + 'px' 
+					this.refs.selection.style.left = cursor-x + 'px' 
 
 				if h > 0
-					@refs.selection.style.height = h + \px
-					@refs.selection.style.top = top + \px
+					this.refs.selection.style.height = h + 'px' 
+					this.refs.selection.style.top = top + 'px' 
 				else
-					@refs.selection.style.height = -h + \px
-					@refs.selection.style.top = cursor-y + \px
+					this.refs.selection.style.height = -h + 'px' 
+					this.refs.selection.style.top = cursor-y + 'px' 
 
-			up = (e) ~>
-				document.document-element.remove-event-listener \mousemove move
-				document.document-element.remove-event-listener \mouseup up
+			up = (e) =>
+				document.document-element.remove-event-listener 'mousemove' move
+				document.document-element.remove-event-listener 'mouseup' up
 
-				@refs.selection.style.display = \none
+				this.refs.selection.style.display = 'none' 
 
-			document.document-element.add-event-listener \mousemove move
-			document.document-element.add-event-listener \mouseup up
+			document.document-element.add-event-listener 'mousemove' move
+			document.document-element.add-event-listener 'mouseup' up
 
-		@path-oncontextmenu = (e) ~>
+		path-oncontextmenu(e) {
 			e.prevent-default!
 			e.stop-immediate-propagation!
 			return false
 
-		@ondragover = (e) ~>
+		ondragover(e) {
 			e.prevent-default!
 			e.stop-propagation!
 
-			# ドラッグ元が自分自身の所有するアイテムかどうか
+			// ドラッグ元が自分自身の所有するアイテムかどうか
 			if !@is-drag-source
-				# ドラッグされてきたものがファイルだったら
-				if e.data-transfer.effect-allowed == \all
-					e.data-transfer.drop-effect = \copy
+				// ドラッグされてきたものがファイルだったら
+				if e.data-transfer.effect-allowed == 'all' 
+					e.data-transfer.drop-effect = 'copy' 
 				else
-					e.data-transfer.drop-effect = \move
-				@draghover = true
+					e.data-transfer.drop-effect = 'move' 
+				this.draghover = true
 			else
-				# 自分自身にはドロップさせない
-				e.data-transfer.drop-effect = \none
+				// 自分自身にはドロップさせない
+				e.data-transfer.drop-effect = 'none' 
 			return false
 
-		@ondragenter = (e) ~>
+		ondragenter(e) {
 			e.prevent-default!
 			if !@is-drag-source
-				@draghover = true
+				this.draghover = true
 
-		@ondragleave = (e) ~>
-			@draghover = false
+		ondragleave(e) {
+			this.draghover = false
 
-		@ondrop = (e) ~>
+		ondrop(e) {
 			e.prevent-default!
 			e.stop-propagation!
 
-			@draghover = false
+			this.draghover = false
 
-			# ドロップされてきたものがファイルだったら
+			// ドロップされてきたものがファイルだったら
 			if e.data-transfer.files.length > 0
-				Array.prototype.for-each.call e.data-transfer.files, (file) ~>
+				Array.prototype.for-each.call e.data-transfer.files, (file) =>
 					@upload file, @folder
 				return false
 
-			# データ取得
+			// データ取得
 			data = e.data-transfer.get-data 'text'
 			if !data?
 				return false
 
-			# パース
+			// パース
 			obj = JSON.parse data
 
-			# (ドライブの)ファイルだったら
-			if obj.type == \file
+			// (ドライブの)ファイルだったら
+			if obj.type == 'file' 
 				file = obj.id
-				if (@files.some (f) ~> f.id == file)
+				if (@files.some (f) => f.id == file)
 					return false
 				@remove-file file
-				@api \drive/files/update do
+				this.api 'drive/files/update' do
 					file_id: file
 					folder_id: if @folder? then @folder.id else null
-				.then ~>
-					# something
-				.catch (err, text-status) ~>
+				.then =>
+					// something
+				.catch (err, text-status) =>
 					console.error err
 
-			# (ドライブの)フォルダーだったら
-			else if obj.type == \folder
+			// (ドライブの)フォルダーだったら
+			else if obj.type == 'folder' 
 				folder = obj.id
-				# 移動先が自分自身ならreject
+				// 移動先が自分自身ならreject
 				if @folder? and folder == @folder.id
 					return false
-				if (@folders.some (f) ~> f.id == folder)
+				if (@folders.some (f) => f.id == folder)
 					return false
 				@remove-folder folder
-				@api \drive/folders/update do
+				this.api 'drive/folders/update' do
 					folder_id: folder
 					parent_id: if @folder? then @folder.id else null
-				.then ~>
-					# something
-				.catch (err) ~>
+				.then =>
+					// something
+				.catch (err) =>
 					if err == 'detected-circular-definition'
 						@dialog do
 							'<i class="fa fa-exclamation-triangle"></i>操作を完了できません'
 							'移動先のフォルダーは、移動するフォルダーのサブフォルダーです。'
 							[
-								text: \OK
+								text: 'OK' 
 							]
 
 			return false
 
-		@oncontextmenu = (e) ~>
+		oncontextmenu(e) {
 			e.prevent-default!
 			e.stop-immediate-propagation!
 
-			ctx = document.body.append-child document.create-element \mk-drive-browser-base-contextmenu
+			ctx = document.body.appendChild document.createElement 'mk-drive-browser-base-contextmenu' 
 			ctx = riot.mount ctx, do
 				browser: @
 			ctx = ctx.0
@@ -452,17 +452,17 @@
 
 			return false
 
-		@select-local-file = ~>
-			@refs.file-input.click!
+		select-local-file() {
+			this.refs.file-input.click!
 
-		@url-upload = ~>
+		url-upload() {
 			url <~ @input-dialog do
 				'URLアップロード'
 				'アップロードしたいファイルのURL'
 				null
 
 			if url? and url != ''
-				@api \drive/files/upload_from_url do
+				this.api 'drive/files/upload_from_url' do
 					url: url
 					folder_id: if @folder? then @folder.id else undefined
 
@@ -470,61 +470,61 @@
 					'<i class="fa fa-check"></i>アップロードをリクエストしました'
 					'アップロードが完了するまで時間がかかる場合があります。'
 					[
-						text: \OK
+						text: 'OK' 
 					]
 
-		@create-folder = ~>
+		create-folder() {
 			name <~ @input-dialog do
 				'フォルダー作成'
 				'フォルダー名'
 				null
 
-			@api \drive/folders/create do
+			this.api 'drive/folders/create' do
 				name: name
 				folder_id: if @folder? then @folder.id else undefined
-			.then (folder) ~>
+			.then (folder) =>
 				@add-folder folder, true
-				@update!
-			.catch (err) ~>
+				this.update();
+			.catch (err) =>
 				console.error err
 
-		@change-file-input = ~>
-			files = @refs.file-input.files
+		change-file-input() {
+			files = this.refs.file-input.files
 			for i from 0 to files.length - 1
 				file = files.item i
 				@upload file, @folder
 
-		@upload = (file, folder) ~>
-			if folder? and typeof folder == \object
+		upload(file, folder) {
+			if folder? and typeof folder == 'object' 
 				folder = folder.id
-			@refs.uploader.upload file, folder
+			this.refs.uploader.upload file, folder
 
-		@get-selection = ~>
+		get-selection() {
 			@files.filter (file) -> file._selected
 
-		@new-window = (folder-id) ~>
-			browser = document.body.append-child document.create-element \mk-drive-browser-window
+		new-window(folder-id) {
+			browser = document.body.appendChild document.createElement 'mk-drive-browser-window' 
 			riot.mount browser, do
 				folder: folder-id
 
-		@move = (target-folder) ~>
-			if target-folder? and typeof target-folder == \object
+		move(target-folder) {
+			if target-folder? and typeof target-folder == 'object' 
 				target-folder = target-folder.id
 
 			if target-folder == null
 				@go-root!
 				return
 
-			@loading = true
-			@update!
+			this.loading = true
+			this.update();
 
-			@api \drive/folders/show do
+			this.api 'drive/folders/show' do
 				folder_id: target-folder
-			.then (folder) ~>
-				@folder = folder
-				@hierarchy-folders = []
+			.then (folder) =>
+				this.folder = folder
+				this.hierarchy-folders = []
 
-				x = (f) ~>
+				x = (f) =>
 					@hierarchy-folders.unshift f
 					if f.parent?
 						x f.parent
@@ -532,20 +532,20 @@
 				if folder.parent?
 					x folder.parent
 
-				@update!
+				this.update();
 				@load!
 			.catch (err, text-status) ->
 				console.error err
 
-		@add-folder = (folder, unshift = false) ~>
+		add-folder(folder, unshift = false) {
 			current = if @folder? then @folder.id else null
 			if current != folder.parent_id
 				return
 
-			if (@folders.some (f) ~> f.id == folder.id)
+			if (@folders.some (f) => f.id == folder.id)
 				exist = (@folders.map (f) -> f.id).index-of folder.id
 				@folders[exist] = folder
-				@update!
+				this.update();
 				return
 
 			if unshift
@@ -553,17 +553,17 @@
 			else
 				@folders.push folder
 
-			@update!
+			this.update();
 
-		@add-file = (file, unshift = false) ~>
+		add-file(file, unshift = false) {
 			current = if @folder? then @folder.id else null
 			if current != file.folder_id
 				return
 
-			if (@files.some (f) ~> f.id == file.id)
+			if (@files.some (f) => f.id == file.id)
 				exist = (@files.map (f) -> f.id).index-of file.id
 				@files[exist] = file
-				@update!
+				this.update();
 				return
 
 			if unshift
@@ -571,34 +571,34 @@
 			else
 				@files.push file
 
-			@update!
+			this.update();
 
-		@remove-folder = (folder) ~>
-			if typeof folder == \object
+		remove-folder(folder) {
+			if typeof folder == 'object' 
 				folder = folder.id
-			@folders = @folders.filter (f) -> f.id != folder
-			@update!
+			this.folders = @folders.filter (f) -> f.id != folder
+			this.update();
 
-		@remove-file = (file) ~>
-			if typeof file == \object
+		remove-file(file) {
+			if typeof file == 'object' 
 				file = file.id
-			@files = @files.filter (f) -> f.id != file
-			@update!
+			this.files = @files.filter (f) -> f.id != file
+			this.update();
 
-		@go-root = ~>
+		go-root() {
 			if @folder != null
-				@folder = null
-				@hierarchy-folders = []
-				@update!
+				this.folder = null
+				this.hierarchy-folders = []
+				this.update();
 				@load!
 
-		@load = ~>
-			@folders = []
-			@files = []
-			@more-folders = false
-			@more-files = false
-			@loading = true
-			@update!
+		load() {
+			this.folders = []
+			this.files = []
+			this.more-folders = false
+			this.more-files = false
+			this.loading = true
+			this.update();
 
 			load-folders = null
 			load-files = null
@@ -606,41 +606,41 @@
 			folders-max = 30
 			files-max = 30
 
-			# フォルダ一覧取得
-			@api \drive/folders do
+			// フォルダ一覧取得
+			this.api 'drive/folders' do
 				folder_id: if @folder? then @folder.id else null
 				limit: folders-max + 1
-			.then (folders) ~>
+			.then (folders) =>
 				if folders.length == folders-max + 1
-					@more-folders = true
+					this.more-folders = true
 					folders.pop!
 				load-folders := folders
 				complete!
-			.catch (err, text-status) ~>
+			.catch (err, text-status) =>
 				console.error err
 
-			# ファイル一覧取得
-			@api \drive/files do
+			// ファイル一覧取得
+			this.api 'drive/files' do
 				folder_id: if @folder? then @folder.id else null
 				limit: files-max + 1
-			.then (files) ~>
+			.then (files) =>
 				if files.length == files-max + 1
-					@more-files = true
+					this.more-files = true
 					files.pop!
 				load-files := files
 				complete!
-			.catch (err, text-status) ~>
+			.catch (err, text-status) =>
 				console.error err
 
 			flag = false
-			complete = ~>
+			complete = =>
 				if flag
-					load-folders.for-each (folder) ~>
+					load-folders.for-each (folder) =>
 						@add-folder folder
-					load-files.for-each (file) ~>
+					load-files.for-each (file) =>
 						@add-file file
-					@loading = false
-					@update!
+					this.loading = false
+					this.update();
 				else
 					flag := true
 
diff --git a/src/web/app/desktop/tags/drive/file-contextmenu.tag b/src/web/app/desktop/tags/drive/file-contextmenu.tag
index a2c9eb3f4e..69073bd29f 100644
--- a/src/web/app/desktop/tags/drive/file-contextmenu.tag
+++ b/src/web/app/desktop/tags/drive/file-contextmenu.tag
@@ -38,60 +38,60 @@
 		</ul>
 	</mk-contextmenu>
 	<script>
-		@mixin \api
-		@mixin \i
-		@mixin \update-avatar
-		@mixin \update-banner
-		@mixin \update-wallpaper
-		@mixin \input-dialog
-		@mixin \NotImplementedException
+		this.mixin('api');
+		this.mixin('i');
+		this.mixin('update-avatar');
+		this.mixin('update-banner');
+		this.mixin('update-wallpaper');
+		this.mixin('input-dialog');
+		this.mixin('NotImplementedException');
 
-		@browser = @opts.browser
-		@file = @opts.file
+		this.browser = this.opts.browser
+		this.file = this.opts.file
 
-		@on \mount ~>
-			@refs.ctx.on \closed ~>
-				@trigger \closed
-				@unmount!
+		this.on('mount', () => {
+			this.refs.ctx.on('closed', () => {
+				this.trigger('closed');
+				this.unmount();
 
-		@open = (pos) ~>
-			@refs.ctx.open pos
+		open(pos) {
+			this.refs.ctx.open pos
 
-		@rename = ~>
-			@refs.ctx.close!
+		rename() {
+			this.refs.ctx.close!
 
 			name <~ @input-dialog do
 				'ファイル名の変更'
 				'新しいファイル名を入力してください'
 				@file.name
 
-			@api \drive/files/update do
+			this.api 'drive/files/update' do
 				file_id: @file.id
 				name: name
-			.then ~>
-				# something
-			.catch (err) ~>
+			.then =>
+				// something
+			.catch (err) =>
 				console.error err
 
-		@copy-url = ~>
+		copy-url() {
 			@NotImplementedException!
 
-		@download = ~>
-			@refs.ctx.close!
+		download() {
+			this.refs.ctx.close!
 
-		@set-avatar = ~>
-			@refs.ctx.close!
+		set-avatar() {
+			this.refs.ctx.close!
 			@update-avatar @I, null, @file
 
-		@set-banner = ~>
-			@refs.ctx.close!
+		set-banner() {
+			this.refs.ctx.close!
 			@update-banner @I, null, @file
 
-		@set-wallpaper = ~>
-			@refs.ctx.close!
+		set-wallpaper() {
+			this.refs.ctx.close!
 			@update-wallpaper @I, null, @file
 
-		@add-app = ~>
+		add-app() {
 			@NotImplementedException!
 	</script>
 </mk-drive-browser-file-contextmenu>
diff --git a/src/web/app/desktop/tags/drive/file.tag b/src/web/app/desktop/tags/drive/file.tag
index 252e5ab1de..e86948aee0 100644
--- a/src/web/app/desktop/tags/drive/file.tag
+++ b/src/web/app/desktop/tags/drive/file.tag
@@ -144,40 +144,40 @@
 
 	</style>
 	<script>
-		@bytes-to-size = require '../../../common/scripts/bytes-to-size.js'
+		this.bytes-to-size = require('../../../common/scripts/bytes-to-size.js');
 
-		@mixin \i
+		this.mixin('i');
 
-		@file = @opts.file
-		@browser = @parent
+		this.file = this.opts.file
+		this.browser = this.parent
 
-		@title = @file.name + '\n' + @file.type + ' ' + (@bytes-to-size @file.datasize)
+		this.title = @file.name + '\n' + @file.type + ' ' + (@bytes-to-size @file.datasize)
 
-		@is-contextmenu-showing = false
+		this.is-contextmenu-showing = false
 
-		@onclick = ~>
+		onclick() {
 			if @browser.multiple
 				if @file._selected?
 					@file._selected = !@file._selected
 				else
 					@file._selected = true
-				@browser.trigger \change-selection @browser.get-selection!
+				@browser.trigger 'change-selection' @browser.get-selection!
 			else
 				if @file._selected
-					@browser.trigger \selected @file
+					@browser.trigger 'selected' @file
 				else
-					@browser.files.for-each (file) ~>
+					@browser.files.for-each (file) =>
 						file._selected = false
 					@file._selected = true
-					@browser.trigger \change-selection @file
+					@browser.trigger 'change-selection' @file
 
-		@oncontextmenu = (e) ~>
+		oncontextmenu(e) {
 			e.prevent-default!
 			e.stop-immediate-propagation!
 
-			@is-contextmenu-showing = true
-			@update!
-			ctx = document.body.append-child document.create-element \mk-drive-browser-file-contextmenu
+			this.is-contextmenu-showing = true
+			this.update();
+			ctx = document.body.appendChild document.createElement 'mk-drive-browser-file-contextmenu' 
 			ctx = riot.mount ctx, do
 				browser: @browser
 				file: @file
@@ -185,25 +185,25 @@
 			ctx.open do
 				x: e.page-x - window.page-x-offset
 				y: e.page-y - window.page-y-offset
-			ctx.on \closed ~>
-				@is-contextmenu-showing = false
-				@update!
+			ctx.on('closed', () => {
+				this.is-contextmenu-showing = false
+				this.update();
 			return false
 
-		@ondragstart = (e) ~>
-			e.data-transfer.effect-allowed = \move
+		ondragstart(e) {
+			e.data-transfer.effect-allowed = 'move' 
 			e.data-transfer.set-data 'text' JSON.stringify do
-				type: \file
+				type: 'file' 
 				id: @file.id
 				file: @file
-			@is-dragging = true
+			this.is-dragging = true
 
-			# 親ブラウザに対して、ドラッグが開始されたフラグを立てる
-			# (=あなたの子供が、ドラッグを開始しましたよ)
+			// 親ブラウザに対して、ドラッグが開始されたフラグを立てる
+			// (=あなたの子供が、ドラッグを開始しましたよ)
 			@browser.is-drag-source = true
 
-		@ondragend = (e) ~>
-			@is-dragging = false
+		ondragend(e) {
+			this.is-dragging = false
 			@browser.is-drag-source = false
 	</script>
 </mk-drive-browser-file>
diff --git a/src/web/app/desktop/tags/drive/folder-contextmenu.tag b/src/web/app/desktop/tags/drive/folder-contextmenu.tag
index aea0904aa9..20cb264e5d 100644
--- a/src/web/app/desktop/tags/drive/folder-contextmenu.tag
+++ b/src/web/app/desktop/tags/drive/folder-contextmenu.tag
@@ -18,49 +18,49 @@
 		</ul>
 	</mk-contextmenu>
 	<script>
-		@mixin \api
-		@mixin \input-dialog
+		this.mixin('api');
+		this.mixin('input-dialog');
 
-		@browser = @opts.browser
-		@folder = @opts.folder
+		this.browser = this.opts.browser
+		this.folder = this.opts.folder
 
-		@open = (pos) ~>
-			@refs.ctx.open pos
+		open(pos) {
+			this.refs.ctx.open pos
 
-			@refs.ctx.on \closed ~>
-				@trigger \closed
-				@unmount!
+			this.refs.ctx.on('closed', () => {
+				this.trigger('closed');
+				this.unmount();
 
-		@move = ~>
+		move() {
 			@browser.move @folder.id
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@new-window = ~>
+		new-window() {
 			@browser.new-window @folder.id
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@create-folder = ~>
+		create-folder() {
 			@browser.create-folder!
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@upload = ~>
+		upload() {
 			@browser.select-lcoal-file!
-			@refs.ctx.close!
+			this.refs.ctx.close!
 
-		@rename = ~>
-			@refs.ctx.close!
+		rename() {
+			this.refs.ctx.close!
 
 			name <~ @input-dialog do
 				'フォルダ名の変更'
 				'新しいフォルダ名を入力してください'
 				@folder.name
 
-			@api \drive/folders/update do
+			this.api 'drive/folders/update' do
 				folder_id: @folder.id
 				name: name
-			.then ~>
-				# something
-			.catch (err) ~>
+			.then =>
+				// something
+			.catch (err) =>
 				console.error err
 	</script>
 </mk-drive-browser-folder-contextmenu>
diff --git a/src/web/app/desktop/tags/drive/folder.tag b/src/web/app/desktop/tags/drive/folder.tag
index b6d52f19e6..e14f70f419 100644
--- a/src/web/app/desktop/tags/drive/folder.tag
+++ b/src/web/app/desktop/tags/drive/folder.tag
@@ -50,124 +50,124 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \dialog
+		this.mixin('api');
+		this.mixin('dialog');
 
-		@folder = @opts.folder
-		@browser = @parent
+		this.folder = this.opts.folder
+		this.browser = this.parent
 
-		@title = @folder.name
-		@hover = false
-		@draghover = false
-		@is-contextmenu-showing = false
+		this.title = @folder.name
+		this.hover = false
+		this.draghover = false
+		this.is-contextmenu-showing = false
 
-		@onclick = ~>
+		onclick() {
 			@browser.move @folder
 
-		@onmouseover = ~>
-			@hover = true
+		onmouseover() {
+			this.hover = true
 
-		@onmouseout = ~>
-			@hover = false
+		onmouseout() {
+			this.hover = false
 
-		@ondragover = (e) ~>
+		ondragover(e) {
 			e.prevent-default!
 			e.stop-propagation!
 
-			# 自分自身がドラッグされていない場合
+			// 自分自身がドラッグされていない場合
 			if !@is-dragging
-				# ドラッグされてきたものがファイルだったら
-				if e.data-transfer.effect-allowed == \all
-					e.data-transfer.drop-effect = \copy
+				// ドラッグされてきたものがファイルだったら
+				if e.data-transfer.effect-allowed == 'all' 
+					e.data-transfer.drop-effect = 'copy' 
 				else
-					e.data-transfer.drop-effect = \move
+					e.data-transfer.drop-effect = 'move' 
 			else
-				# 自分自身にはドロップさせない
-				e.data-transfer.drop-effect = \none
+				// 自分自身にはドロップさせない
+				e.data-transfer.drop-effect = 'none' 
 			return false
 
-		@ondragenter = ~>
+		ondragenter() {
 			if !@is-dragging
-				@draghover = true
+				this.draghover = true
 
-		@ondragleave = ~>
-			@draghover = false
+		ondragleave() {
+			this.draghover = false
 
-		@ondrop = (e) ~>
+		ondrop(e) {
 			e.stop-propagation!
-			@draghover = false
+			this.draghover = false
 
-			# ファイルだったら
+			// ファイルだったら
 			if e.data-transfer.files.length > 0
-				Array.prototype.for-each.call e.data-transfer.files, (file) ~>
+				Array.prototype.for-each.call e.data-transfer.files, (file) =>
 					@browser.upload file, @folder
 				return false
 
-			# データ取得
+			// データ取得
 			data = e.data-transfer.get-data 'text'
 			if !data?
 				return false
 
-			# パース
+			// パース
 			obj = JSON.parse data
 
-			# (ドライブの)ファイルだったら
-			if obj.type == \file
+			// (ドライブの)ファイルだったら
+			if obj.type == 'file' 
 				file = obj.id
 				@browser.remove-file file
-				@api \drive/files/update do
+				this.api 'drive/files/update' do
 					file_id: file
 					folder_id: @folder.id
-				.then ~>
-					# something
-				.catch (err, text-status) ~>
+				.then =>
+					// something
+				.catch (err, text-status) =>
 					console.error err
 
-			# (ドライブの)フォルダーだったら
-			else if obj.type == \folder
+			// (ドライブの)フォルダーだったら
+			else if obj.type == 'folder' 
 				folder = obj.id
-				# 移動先が自分自身ならreject
+				// 移動先が自分自身ならreject
 				if folder == @folder.id
 					return false
 				@browser.remove-folder folder
-				@api \drive/folders/update do
+				this.api 'drive/folders/update' do
 					folder_id: folder
 					parent_id: @folder.id
-				.then ~>
-					# something
-				.catch (err) ~>
+				.then =>
+					// something
+				.catch (err) =>
 					if err == 'detected-circular-definition'
 						@dialog do
 							'<i class="fa fa-exclamation-triangle"></i>操作を完了できません'
 							'移動先のフォルダーは、移動するフォルダーのサブフォルダーです。'
 							[
-								text: \OK
+								text: 'OK' 
 							]
 
 			return false
 
-		@ondragstart = (e) ~>
-			e.data-transfer.effect-allowed = \move
+		ondragstart(e) {
+			e.data-transfer.effect-allowed = 'move' 
 			e.data-transfer.set-data 'text' JSON.stringify do
-				type: \folder
+				type: 'folder' 
 				id: @folder.id
-			@is-dragging = true
+			this.is-dragging = true
 
-			# 親ブラウザに対して、ドラッグが開始されたフラグを立てる
-			# (=あなたの子供が、ドラッグを開始しましたよ)
+			// 親ブラウザに対して、ドラッグが開始されたフラグを立てる
+			// (=あなたの子供が、ドラッグを開始しましたよ)
 			@browser.is-drag-source = true
 
-		@ondragend = (e) ~>
-			@is-dragging = false
+		ondragend(e) {
+			this.is-dragging = false
 			@browser.is-drag-source = false
 
-		@oncontextmenu = (e) ~>
+		oncontextmenu(e) {
 			e.prevent-default!
 			e.stop-immediate-propagation!
 
-			@is-contextmenu-showing = true
-			@update!
-			ctx = document.body.append-child document.create-element \mk-drive-browser-folder-contextmenu
+			this.is-contextmenu-showing = true
+			this.update();
+			ctx = document.body.appendChild document.createElement 'mk-drive-browser-folder-contextmenu' 
 			ctx = riot.mount ctx, do
 				browser: @browser
 				folder: @folder
@@ -175,9 +175,9 @@
 			ctx.open do
 				x: e.page-x - window.page-x-offset
 				y: e.page-y - window.page-y-offset
-			ctx.on \closed ~>
-				@is-contextmenu-showing = false
-				@update!
+			ctx.on('closed', () => {
+				this.is-contextmenu-showing = false
+				this.update();
 
 			return false
 	</script>
diff --git a/src/web/app/desktop/tags/drive/nav-folder.tag b/src/web/app/desktop/tags/drive/nav-folder.tag
index 632783d20b..afa6287751 100644
--- a/src/web/app/desktop/tags/drive/nav-folder.tag
+++ b/src/web/app/desktop/tags/drive/nav-folder.tag
@@ -6,90 +6,90 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		# Riotのバグでnullを渡しても""になる
-		# https://github.com/riot/riot/issues/2080
-		#@folder = @opts.folder
-		@folder = if @opts.folder? and @opts.folder != '' then @opts.folder else null
-		@browser = @parent
+		// Riotのバグでnullを渡しても""になる
+		// https://github.com/riot/riot/issues/2080
+		#this.folder = this.opts.folder
+		this.folder = if this.opts.folder? and this.opts.folder != '' then this.opts.folder else null
+		this.browser = this.parent
 
-		@hover = false
+		this.hover = false
 
-		@onclick = ~>
+		onclick() {
 			@browser.move @folder
 
-		@onmouseover = ~>
-			@hover = true
+		onmouseover() {
+			this.hover = true
 
-		@onmouseout = ~>
-			@hover = false
+		onmouseout() {
+			this.hover = false
 
-		@ondragover = (e) ~>
+		ondragover(e) {
 			e.prevent-default!
 			e.stop-propagation!
 
-			# このフォルダがルートかつカレントディレクトリならドロップ禁止
+			// このフォルダがルートかつカレントディレクトリならドロップ禁止
 			if @folder == null and @browser.folder == null
-				e.data-transfer.drop-effect = \none
-			# ドラッグされてきたものがファイルだったら
-			else if e.data-transfer.effect-allowed == \all
-				e.data-transfer.drop-effect = \copy
+				e.data-transfer.drop-effect = 'none' 
+			// ドラッグされてきたものがファイルだったら
+			else if e.data-transfer.effect-allowed == 'all' 
+				e.data-transfer.drop-effect = 'copy' 
 			else
-				e.data-transfer.drop-effect = \move
+				e.data-transfer.drop-effect = 'move' 
 			return false
 
-		@ondragenter = ~>
+		ondragenter() {
 			if @folder != null or @browser.folder != null
-				@draghover = true
+				this.draghover = true
 
-		@ondragleave = ~>
+		ondragleave() {
 			if @folder != null or @browser.folder != null
-				@draghover = false
+				this.draghover = false
 
-		@ondrop = (e) ~>
+		ondrop(e) {
 			e.stop-propagation!
-			@draghover = false
+			this.draghover = false
 
-			# ファイルだったら
+			// ファイルだったら
 			if e.data-transfer.files.length > 0
-				Array.prototype.for-each.call e.data-transfer.files, (file) ~>
+				Array.prototype.for-each.call e.data-transfer.files, (file) =>
 					@browser.upload file, @folder
 				return false
 
-			# データ取得
+			// データ取得
 			data = e.data-transfer.get-data 'text'
 			if !data?
 				return false
 
-			# パース
+			// パース
 			obj = JSON.parse data
 
-			# (ドライブの)ファイルだったら
-			if obj.type == \file
+			// (ドライブの)ファイルだったら
+			if obj.type == 'file' 
 				file = obj.id
 				@browser.remove-file file
-				@api \drive/files/update do
+				this.api 'drive/files/update' do
 					file_id: file
 					folder_id: if @folder? then @folder.id else null
-				.then ~>
-					# something
-				.catch (err, text-status) ~>
+				.then =>
+					// something
+				.catch (err, text-status) =>
 					console.error err
 
-			# (ドライブの)フォルダーだったら
-			else if obj.type == \folder
+			// (ドライブの)フォルダーだったら
+			else if obj.type == 'folder' 
 				folder = obj.id
-				# 移動先が自分自身ならreject
+				// 移動先が自分自身ならreject
 				if @folder? and folder == @folder.id
 					return false
 				@browser.remove-folder folder
-				@api \drive/folders/update do
+				this.api 'drive/folders/update' do
 					folder_id: folder
 					parent_id: if @folder? then @folder.id else null
-				.then ~>
-					# something
-				.catch (err, text-status) ~>
+				.then =>
+					// something
+				.catch (err, text-status) =>
 					console.error err
 
 			return false
diff --git a/src/web/app/desktop/tags/follow-button.tag b/src/web/app/desktop/tags/follow-button.tag
index 1e82b5ed1a..575c99c700 100644
--- a/src/web/app/desktop/tags/follow-button.tag
+++ b/src/web/app/desktop/tags/follow-button.tag
@@ -67,58 +67,58 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('is-promise');
+		this.mixin('stream');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
-		@init = true
-		@wait = false
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
+		this.init = true
+		this.wait = false
 
-		@on \mount ~>
-			@user-promise.then (user) ~>
-				@user = user
-				@init = false
-				@update!
-				@stream.on \follow @on-stream-follow
-				@stream.on \unfollow @on-stream-unfollow
+		this.on('mount', () => {
+			@user-promise.then (user) =>
+				this.user = user
+				this.init = false
+				this.update();
+				@stream.on 'follow' this.on-stream-follow
+				@stream.on 'unfollow' this.on-stream-unfollow
 
-		@on \unmount ~>
-			@stream.off \follow @on-stream-follow
-			@stream.off \unfollow @on-stream-unfollow
+		this.on('unmount', () => {
+			@stream.off 'follow' this.on-stream-follow
+			@stream.off 'unfollow' this.on-stream-unfollow
 
-		@on-stream-follow = (user) ~>
+		on-stream-follow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@on-stream-unfollow = (user) ~>
+		on-stream-unfollow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@onclick = ~>
-			@wait = true
+		onclick() {
+			this.wait = true
 			if @user.is_following
-				@api \following/delete do
+				this.api 'following/delete' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = false
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 			else
-				@api \following/create do
+				this.api 'following/create' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = true
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 	</script>
 </mk-follow-button>
diff --git a/src/web/app/desktop/tags/following-setuper.tag b/src/web/app/desktop/tags/following-setuper.tag
index 1b2e5aafa0..5faba3e653 100644
--- a/src/web/app/desktop/tags/following-setuper.tag
+++ b/src/web/app/desktop/tags/following-setuper.tag
@@ -123,41 +123,41 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \user-preview
+		this.mixin('api');
+		this.mixin('user-preview');
 
-		@users = null
-		@loading = true
+		this.users = null
+		this.loading = true
 
-		@limit = 6users
-		@page = 0
+		this.limit = 6users
+		this.page = 0
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@load!
 
-		@load = ~>
-			@loading = true
-			@users = null
-			@update!
+		load() {
+			this.loading = true
+			this.users = null
+			this.update();
 
-			@api \users/recommendation do
+			this.api 'users/recommendation' do
 				limit: @limit
 				offset: @limit * @page
-			.then (users) ~>
-				@loading = false
-				@users = users
-				@update!
+			.then (users) =>
+				this.loading = false
+				this.users = users
+				this.update();
 			.catch (err, text-status) ->
 				console.error err
 
-		@refresh = ~>
+		refresh() {
 			if @users.length < @limit
-				@page = 0
+				this.page = 0
 			else
 				@page++
 			@load!
 
-		@close = ~>
-			@unmount!
+		close() {
+			this.unmount();
 	</script>
 </mk-following-setuper>
diff --git a/src/web/app/desktop/tags/go-top.tag b/src/web/app/desktop/tags/go-top.tag
index d43e68ea90..42efaf2f2a 100644
--- a/src/web/app/desktop/tags/go-top.tag
+++ b/src/web/app/desktop/tags/go-top.tag
@@ -1,14 +1,14 @@
 <mk-go-top>
 	<button class="hidden" title="一番上へ"><i class="fa fa-angle-up"></i></button>
 	<script>
-		window.add-event-listener \load @on-scroll
-		window.add-event-listener \scroll @on-scroll
-		window.add-event-listener \resize @on-scroll
+		window.add-event-listener 'load' this.on-scroll
+		window.add-event-listener 'scroll' this.on-scroll
+		window.add-event-listener 'resize' this.on-scroll
 
-		@on-scroll = ~>
+		on-scroll() {
 			if $ window .scroll-top! > 500px
-				@remove-class \hidden
+				@remove-class 'hidden' 
 			else
-				@add-class \hidden
+				@add-class 'hidden' 
 	</script>
 </mk-go-top>
diff --git a/src/web/app/desktop/tags/home-widgets/calendar.tag b/src/web/app/desktop/tags/home-widgets/calendar.tag
index 3d62dc60c5..81378b8a7c 100644
--- a/src/web/app/desktop/tags/home-widgets/calendar.tag
+++ b/src/web/app/desktop/tags/home-widgets/calendar.tag
@@ -106,43 +106,43 @@
 
 	</style>
 	<script>
-		@draw = ~>
+		draw() {
 			now = new Date!
 			nd = now.get-date!
 			nm = now.get-month!
 			ny = now.get-full-year!
 
-			@year = ny
-			@month = nm + 1
-			@day = nd
-			@week-day = [\日 \月 \火 \水 \木 \金 \土][now.get-day!]
+			this.year = ny
+			this.month = nm + 1
+			this.day = nd
+			this.week-day = [\日 '月' \火 '水' \木 '金' \土][now.get-day!]
 
 			@day-numer   = (now - (new Date ny, nm, nd))
 			@day-denom   = 1000ms * 60s * 60m * 24h
-			@month-numer = (now - (new Date ny, nm, 1))
-			@month-denom = (new Date ny, nm + 1,  1) - (new Date ny, nm, 1)
+			this.month-numer = (now - (new Date ny, nm, 1))
+			this.month-denom = (new Date ny, nm + 1,  1) - (new Date ny, nm, 1)
 			@year-numer  = (now - (new Date ny, 0, 1))
 			@year-denom  = (new Date ny + 1, 0,  1) - (new Date ny, 0, 1)
 
 			@day-p   = @day-numer   / @day-denom   * 100
-			@month-p = @month-numer / @month-denom * 100
+			this.month-p = @month-numer / @month-denom * 100
 			@year-p  = @year-numer  / @year-denom  * 100
 
-			@is-holiday =
+			this.is-holiday = 
 				(now.get-day! == 0 or now.get-day! == 6)
 
-			@special =
-				| nm == 0 and nd == 1 => \on-new-years-day
+			this.special = 
+				| nm == 0 and nd == 1 => 'on-new-years-day' 
 				| _ => false
 
-			@update!
+			this.update();
 
 		@draw!
 
-		@on \mount ~>
-			@clock = set-interval @draw, 1000ms
+		this.on('mount', () => {
+			this.clock = set-interval @draw, 1000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 	</script>
 </mk-calendar-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/donation.tag b/src/web/app/desktop/tags/home-widgets/donation.tag
index 047ea5011d..57c86a8751 100644
--- a/src/web/app/desktop/tags/home-widgets/donation.tag
+++ b/src/web/app/desktop/tags/home-widgets/donation.tag
@@ -32,5 +32,5 @@
 					color #999
 
 	</style>
-	<script>@mixin \user-preview</script>
+	<script>this.mixin('user-preview');</script>
 </mk-donation-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/mentions.tag b/src/web/app/desktop/tags/home-widgets/mentions.tag
index d683b0817b..149a302386 100644
--- a/src/web/app/desktop/tags/home-widgets/mentions.tag
+++ b/src/web/app/desktop/tags/home-widgets/mentions.tag
@@ -46,65 +46,65 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
+		this.mixin('i');
+		this.mixin('api');
 
-		@is-loading = true
-		@is-empty = false
-		@more-loading = false
-		@mode = \all
+		this.is-loading = true
+		this.is-empty = false
+		this.more-loading = false
+		this.mode = 'all' 
 
-		@on \mount ~>
-			document.add-event-listener \keydown @on-document-keydown
-			window.add-event-listener \scroll @on-scroll
+		this.on('mount', () => {
+			document.add-event-listener 'keydown' this.on-document-keydown
+			window.add-event-listener 'scroll' this.on-scroll
 
-			@fetch ~>
-				@trigger \loaded
+			@fetch =>
+				this.trigger('loaded');
 
-		@on \unmount ~>
-			document.remove-event-listener \keydown @on-document-keydown
-			window.remove-event-listener \scroll @on-scroll
+		this.on('unmount', () => {
+			document.remove-event-listener 'keydown' this.on-document-keydown
+			window.remove-event-listener 'scroll' this.on-scroll
 
-		@on-document-keydown = (e) ~>
+		on-document-keydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 84 # t
-					@refs.timeline.focus!
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 84 // t
+					this.refs.timeline.focus();
 
-		@fetch = (cb) ~>
-			@api \posts/mentions do
-				following: @mode == \following
-			.then (posts) ~>
-				@is-loading = false
-				@is-empty = posts.length == 0
-				@update!
-				@refs.timeline.set-posts posts
+		fetch(cb) {
+			this.api 'posts/mentions' do
+				following: @mode == 'following' 
+			.then (posts) =>
+				this.is-loading = false
+				this.is-empty = posts.length == 0
+				this.update();
+				this.refs.timeline.set-posts posts
 				if cb? then cb!
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 				if cb? then cb!
 
-		@more = ~>
-			if @more-loading or @is-loading or @refs.timeline.posts.length == 0
+		more() {
+			if @more-loading or @is-loading or this.refs.timeline.posts.length == 0
 				return
-			@more-loading = true
-			@update!
-			@api \posts/mentions do
-				following: @mode == \following
-				max_id: @refs.timeline.tail!.id
-			.then (posts) ~>
-				@more-loading = false
-				@update!
-				@refs.timeline.prepend-posts posts
-			.catch (err) ~>
+			this.more-loading = true
+			this.update();
+			this.api 'posts/mentions' do
+				following: @mode == 'following' 
+				max_id: this.refs.timeline.tail!.id
+			.then (posts) =>
+				this.more-loading = false
+				this.update();
+				this.refs.timeline.prepend-posts posts
+			.catch (err) =>
 				console.error err
 
-		@on-scroll = ~>
+		on-scroll() {
 			current = window.scroll-y + window.inner-height
 			if current > document.body.offset-height - 8
 				@more!
 
-		@set-mode = (mode) ~>
+		set-mode(mode) {
 			@update do
 				mode: mode
 			@fetch!
diff --git a/src/web/app/desktop/tags/home-widgets/notifications.tag b/src/web/app/desktop/tags/home-widgets/notifications.tag
index b09ae976eb..4ed7f63782 100644
--- a/src/web/app/desktop/tags/home-widgets/notifications.tag
+++ b/src/web/app/desktop/tags/home-widgets/notifications.tag
@@ -43,8 +43,8 @@
 
 	</style>
 	<script>
-		@settings = ~>
-			w = riot.mount document.body.append-child document.create-element \mk-settings-window .0
-			w.switch \notification
+		settings() {
+			w = riot.mount document.body.appendChild document.createElement 'mk-settings-window' .0
+			w.switch 'notification' 
 	</script>
 </mk-notifications-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/photo-stream.tag b/src/web/app/desktop/tags/home-widgets/photo-stream.tag
index 6ce0fd33f7..9b7756108e 100644
--- a/src/web/app/desktop/tags/home-widgets/photo-stream.tag
+++ b/src/web/app/desktop/tags/home-widgets/photo-stream.tag
@@ -57,31 +57,31 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('stream');
 
-		@images = []
-		@initializing = true
+		this.images = []
+		this.initializing = true
 
-		@on \mount ~>
-			@stream.on \drive_file_created @on-stream-drive-file-created
+		this.on('mount', () => {
+			@stream.on 'drive_file_created' this.on-stream-drive-file-created
 
-			@api \drive/stream do
+			this.api 'drive/stream' do
 				type: 'image/*'
 				limit: 9images
-			.then (images) ~>
-				@initializing = false
-				@images = images
-				@update!
+			.then (images) =>
+				this.initializing = false
+				this.images = images
+				this.update();
 
-		@on \unmount ~>
-			@stream.off \drive_file_created @on-stream-drive-file-created
+		this.on('unmount', () => {
+			@stream.off 'drive_file_created' this.on-stream-drive-file-created
 
-		@on-stream-drive-file-created = (file) ~>
+		on-stream-drive-file-created(file) {
 			if /^image\/.+$/.test file.type
 				@images.unshift file
 				if @images.length > 9
 					@images.pop!
-				@update!
+				this.update();
 	</script>
 </mk-photo-stream-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/profile.tag b/src/web/app/desktop/tags/home-widgets/profile.tag
index 9f11072b7a..d8d1f61071 100644
--- a/src/web/app/desktop/tags/home-widgets/profile.tag
+++ b/src/web/app/desktop/tags/home-widgets/profile.tag
@@ -41,15 +41,15 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \user-preview
-		@mixin \update-avatar
-		@mixin \update-banner
+		this.mixin('i');
+		this.mixin('user-preview');
+		this.mixin('update-avatar');
+		this.mixin('update-banner');
 
-		@set-avatar = ~>
+		set-avatar() {
 			@update-avatar @I
 
-		@set-banner = ~>
+		set-banner() {
 			@update-banner @I
 	</script>
 </mk-profile-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/rss-reader.tag b/src/web/app/desktop/tags/home-widgets/rss-reader.tag
index 0efd5cbecc..6778ea3bbb 100644
--- a/src/web/app/desktop/tags/home-widgets/rss-reader.tag
+++ b/src/web/app/desktop/tags/home-widgets/rss-reader.tag
@@ -64,31 +64,31 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \NotImplementedException
+		this.mixin('api');
+		this.mixin('NotImplementedException');
 
-		@url = 'http://news.yahoo.co.jp/pickup/rss.xml'
-		@items = []
-		@initializing = true
+		this.url = 'http://news.yahoo.co.jp/pickup/rss.xml'
+		this.items = []
+		this.initializing = true
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@fetch!
-			@clock = set-interval @fetch, 60000ms
+			this.clock = set-interval @fetch, 60000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 
-		@fetch = ~>
-			@api CONFIG.url + '/api:rss' do
+		fetch() {
+			this.api CONFIG.url + '/api:rss' do
 				url: @url
-			.then (feed) ~>
-				@items = feed.rss.channel.item
-				@initializing = false
-				@update!
+			.then (feed) =>
+				this.items = feed.rss.channel.item
+				this.initializing = false
+				this.update();
 			.catch (err) ->
 				console.error err
 
-		@settings = ~>
+		settings() {
 			@NotImplementedException!
 	</script>
 </mk-rss-reader-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/timeline.tag b/src/web/app/desktop/tags/home-widgets/timeline.tag
index 9f5bb3890e..10918b5e0c 100644
--- a/src/web/app/desktop/tags/home-widgets/timeline.tag
+++ b/src/web/app/desktop/tags/home-widgets/timeline.tag
@@ -32,78 +32,78 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
-		@mixin \stream
+		this.mixin('i');
+		this.mixin('api');
+		this.mixin('stream');
 
-		@is-loading = true
-		@is-empty = false
-		@more-loading = false
-		@no-following = @I.following_count == 0
+		this.is-loading = true
+		this.is-empty = false
+		this.more-loading = false
+		this.no-following = @I.following_count == 0
 
-		@on \mount ~>
-			@stream.on \post @on-stream-post
-			@stream.on \follow @on-stream-follow
-			@stream.on \unfollow @on-stream-unfollow
+		this.on('mount', () => {
+			@stream.on 'post' this.on-stream-post
+			@stream.on 'follow' this.on-stream-follow
+			@stream.on 'unfollow' this.on-stream-unfollow
 
-			document.add-event-listener \keydown @on-document-keydown
-			window.add-event-listener \scroll @on-scroll
+			document.add-event-listener 'keydown' this.on-document-keydown
+			window.add-event-listener 'scroll' this.on-scroll
 
-			@load ~>
-				@trigger \loaded
+			@load =>
+				this.trigger('loaded');
 
-		@on \unmount ~>
-			@stream.off \post @on-stream-post
-			@stream.off \follow @on-stream-follow
-			@stream.off \unfollow @on-stream-unfollow
+		this.on('unmount', () => {
+			@stream.off 'post' this.on-stream-post
+			@stream.off 'follow' this.on-stream-follow
+			@stream.off 'unfollow' this.on-stream-unfollow
 
-			document.remove-event-listener \keydown @on-document-keydown
-			window.remove-event-listener \scroll @on-scroll
+			document.remove-event-listener 'keydown' this.on-document-keydown
+			window.remove-event-listener 'scroll' this.on-scroll
 
-		@on-document-keydown = (e) ~>
+		on-document-keydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 84 # t
-					@refs.timeline.focus!
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 84 // t
+					this.refs.timeline.focus();
 
-		@load = (cb) ~>
-			@api \posts/timeline
-			.then (posts) ~>
-				@is-loading = false
-				@is-empty = posts.length == 0
-				@update!
-				@refs.timeline.set-posts posts
+		load(cb) {
+			this.api 'posts/timeline' 
+			.then (posts) =>
+				this.is-loading = false
+				this.is-empty = posts.length == 0
+				this.update();
+				this.refs.timeline.set-posts posts
 				if cb? then cb!
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 				if cb? then cb!
 
-		@more = ~>
-			if @more-loading or @is-loading or @refs.timeline.posts.length == 0
+		more() {
+			if @more-loading or @is-loading or this.refs.timeline.posts.length == 0
 				return
-			@more-loading = true
-			@update!
-			@api \posts/timeline do
-				max_id: @refs.timeline.tail!.id
-			.then (posts) ~>
-				@more-loading = false
-				@update!
-				@refs.timeline.prepend-posts posts
-			.catch (err) ~>
+			this.more-loading = true
+			this.update();
+			this.api 'posts/timeline' do
+				max_id: this.refs.timeline.tail!.id
+			.then (posts) =>
+				this.more-loading = false
+				this.update();
+				this.refs.timeline.prepend-posts posts
+			.catch (err) =>
 				console.error err
 
-		@on-stream-post = (post) ~>
-			@is-empty = false
-			@update!
-			@refs.timeline.add-post post
+		on-stream-post(post) {
+			this.is-empty = false
+			this.update();
+			this.refs.timeline.add-post post
 
-		@on-stream-follow = ~>
+		on-stream-follow() {
 			@load!
 
-		@on-stream-unfollow = ~>
+		on-stream-unfollow() {
 			@load!
 
-		@on-scroll = ~>
+		on-scroll() {
 			current = window.scroll-y + window.inner-height
 			if current > document.body.offset-height - 8
 				@more!
diff --git a/src/web/app/desktop/tags/home-widgets/tips.tag b/src/web/app/desktop/tags/home-widgets/tips.tag
index 2552c266d7..c28514bbf2 100644
--- a/src/web/app/desktop/tags/home-widgets/tips.tag
+++ b/src/web/app/desktop/tags/home-widgets/tips.tag
@@ -29,7 +29,7 @@
 
 	</style>
 	<script>
-		@tips = [
+		this.tips = [
 			'<kbd>t</kbd>でタイムラインにフォーカスできます'
 			'<kbd>p</kbd>または<kbd>n</kbd>で投稿フォームを開きます'
 			'投稿フォームにはファイルをドラッグ&ドロップできます'
@@ -41,31 +41,31 @@
 			'MisskeyはMIT Licenseです'
 		]
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@set!
-			@clock = set-interval @change, 20000ms
+			this.clock = set-interval @change, 20000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 
-		@set = ~>
-			@refs.text.innerHTML = @tips[Math.floor Math.random! * @tips.length]
-			@update!
+		set() {
+			this.refs.text.innerHTML = @tips[Math.floor Math.random! * @tips.length]
+			this.update();
 
-		@change = ~>
-			Velocity @refs.tip, {
+		change() {
+			Velocity this.refs.tip, {
 				opacity: 0
 			} {
 				duration: 500ms
-				easing: \linear
+				easing: 'linear' 
 				complete: @set
 			}
 
-			Velocity @refs.tip, {
+			Velocity this.refs.tip, {
 				opacity: 1
 			} {
 				duration: 500ms
-				easing: \linear
+				easing: 'linear' 
 			}
 	</script>
 </mk-tips-home-widget>
diff --git a/src/web/app/desktop/tags/home-widgets/user-recommendation.tag b/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
index 8e94090dc9..b2ec4ba888 100644
--- a/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
+++ b/src/web/app/desktop/tags/home-widgets/user-recommendation.tag
@@ -109,42 +109,42 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \user-preview
+		this.mixin('api');
+		this.mixin('user-preview');
 
-		@users = null
-		@loading = true
+		this.users = null
+		this.loading = true
 
-		@limit = 3users
-		@page = 0
+		this.limit = 3users
+		this.page = 0
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@fetch!
-			@clock = set-interval ~>
+			this.clock = set-interval =>
 				if @users.length < @limit
 					@fetch true
 			, 60000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 
-		@fetch = (quiet = false) ~>
-			@loading = true
-			@users = null
-			if not quiet then @update!
-			@api \users/recommendation do
+		fetch(quiet = false) {
+			this.loading = true
+			this.users = null
+			if not quiet then this.update();
+			this.api 'users/recommendation' do
 				limit: @limit
 				offset: @limit * @page
-			.then (users) ~>
-				@loading = false
-				@users = users
-				@update!
+			.then (users) =>
+				this.loading = false
+				this.users = users
+				this.update();
 			.catch (err, text-status) ->
 				console.error err
 
-		@refresh = ~>
+		refresh() {
 			if @users.length < @limit
-				@page = 0
+				this.page = 0
 			else
 				@page++
 			@fetch!
diff --git a/src/web/app/desktop/tags/home.tag b/src/web/app/desktop/tags/home.tag
index b2ba4e2806..182f557b78 100644
--- a/src/web/app/desktop/tags/home.tag
+++ b/src/web/app/desktop/tags/home.tag
@@ -58,33 +58,33 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mode = @opts.mode || \timeline
+		this.mixin('i');
+		this.mode = this.opts.mode || 'timeline' 
 
-		# https://github.com/riot/riot/issues/2080
-		if @mode == '' then @mode = \timeline
+		// https://github.com/riot/riot/issues/2080
+		if @mode == '' then this.mode = 'timeline' 
 
-		@home = []
+		this.home = []
 
-		@on \mount ~>
-			@refs.tl.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.tl.on('loaded', () => {
+				this.trigger('loaded');
 
-			@I.data.home.for-each (widget) ~>
+			@I.data.home.for-each (widget) =>
 				try
-					el = document.create-element \mk- + widget.name + \-home-widget
+					el = document.createElement 'mk-' + widget.name + '-home-widget' 
 					switch widget.place
-						| \left => @refs.left.append-child el
-						| \right => @refs.right.append-child el
+						| 'left' => this.refs.left.appendChild el
+						| 'right' => this.refs.right.appendChild el
 					@home.push (riot.mount el, do
 						id: widget.id
 						data: widget.data
 					.0)
 				catch e
-					# noop
+					// noop
 
-		@on \unmount ~>
-			@home.for-each (widget) ~>
+		this.on('unmount', () => {
+			@home.for-each (widget) =>
 				widget.unmount!
 	</script>
 </mk-home>
diff --git a/src/web/app/desktop/tags/image-dialog.tag b/src/web/app/desktop/tags/image-dialog.tag
index d7660bb953..ae42a968bd 100644
--- a/src/web/app/desktop/tags/image-dialog.tag
+++ b/src/web/app/desktop/tags/image-dialog.tag
@@ -35,41 +35,41 @@
 
 	</style>
 	<script>
-		@image = @opts.image
+		this.image = this.opts.image
 
-		@on \mount ~>
-			Velocity @root, {
+		this.on('mount', () => {
+			Velocity this.root, {
 				opacity: 1
 			} {
 				duration: 100ms
-				easing: \linear
+				easing: 'linear' 
 			}
 
 			#Velocity @img, {
-			#	scale: 1
-			#	opacity: 1
+			// scale: 1
+			// opacity: 1
 			#} {
-			#	duration: 200ms
-			#	easing: \ease-out
+			// duration: 200ms
+			// easing: 'ease-out' 
 			#}
 
-		@close = ~>
-			Velocity @root, {
+		close() {
+			Velocity this.root, {
 				opacity: 0
 			} {
 				duration: 100ms
-				easing: \linear
-				complete: ~> @unmount!
+				easing: 'linear' 
+				complete: => this.unmount();
 			}
 
 			#Velocity @img, {
-			#	scale: 0.9
-			#	opacity: 0
+			// scale: 0.9
+			// opacity: 0
 			#} {
-			#	duration: 200ms
-			#	easing: \ease-in
-			#	complete: ~>
-			#		@unmount!
+			// duration: 200ms
+			// easing: 'ease-in' 
+			// complete: =>
+			// 	this.unmount();
 			#}
 	</script>
 </mk-image-dialog>
diff --git a/src/web/app/desktop/tags/images-viewer.tag b/src/web/app/desktop/tags/images-viewer.tag
index 017395e7b4..7d552bc9ff 100644
--- a/src/web/app/desktop/tags/images-viewer.tag
+++ b/src/web/app/desktop/tags/images-viewer.tag
@@ -26,19 +26,19 @@
 
 	</style>
 	<script>
-		@images = @opts.images
-		@image = @images.0
+		this.images = this.opts.images
+		this.image = @images.0
 
-		@mousemove = (e) ~>
-			rect = @refs.view.get-bounding-client-rect!
+		mousemove(e) {
+			rect = this.refs.view.get-bounding-client-rect!
 			mouse-x = e.client-x - rect.left
 			mouse-y = e.client-y - rect.top
-			xp = mouse-x / @refs.view.offset-width * 100
-			yp = mouse-y / @refs.view.offset-height * 100
-			@refs.view.style.background-position = xp + '% ' + yp + '%'
+			xp = mouse-x / this.refs.view.offset-width * 100
+			yp = mouse-y / this.refs.view.offset-height * 100
+			this.refs.view.style.background-position = xp + '% ' + yp + '%'
 
-		@click = ~>
-			dialog = document.body.append-child document.create-element \mk-image-dialog
+		click() {
+			dialog = document.body.appendChild document.createElement 'mk-image-dialog' 
 			riot.mount dialog, do
 				image: @image
 	</script>
diff --git a/src/web/app/desktop/tags/input-dialog.tag b/src/web/app/desktop/tags/input-dialog.tag
index d9f4ae3f41..a7dfdb807f 100644
--- a/src/web/app/desktop/tags/input-dialog.tag
+++ b/src/web/app/desktop/tags/input-dialog.tag
@@ -116,40 +116,40 @@
 
 	</style>
 	<script>
-		@done = false
+		this.done = false
 
-		@title = @opts.title
-		@placeholder = @opts.placeholder
-		@default = @opts.default
-		@allow-empty = if @opts.allow-empty? then @opts.allow-empty else true
+		this.title = this.opts.title
+		this.placeholder = this.opts.placeholder
+		this.default = this.opts.default
+		this.allow-empty = if this.opts.allow-empty? then this.opts.allow-empty else true
 
-		@on \mount ~>
-			@text = @refs.window.refs.text
+		this.on('mount', () => {
+			this.text = this.refs.window.refs.text
 			if @default?
 				@text.value = @default
-			@text.focus!
+			@text.focus();
 
-			@refs.window.on \closing ~>
+			this.refs.window.on('closing', () => {
 				if @done
-					@opts.on-ok @text.value
+					this.opts.on-ok @text.value
 				else
-					if @opts.on-cancel?
-						@opts.on-cancel!
+					if this.opts.on-cancel?
+						this.opts.on-cancel!
 
-			@refs.window.on \closed ~>
-				@unmount!
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-		@cancel = ~>
-			@done = false
-			@refs.window.close!
+		cancel() {
+			this.done = false
+			this.refs.window.close!
 
-		@ok = ~>
+		ok() {
 			if not @allow-empty and @text.value == '' then return
-			@done = true
-			@refs.window.close!
+			this.done = true
+			this.refs.window.close!
 
-		@on-keydown = (e) ~>
-			if e.which == 13 # Enter
+		on-keydown(e) {
+			if e.which == 13 // Enter
 				e.prevent-default!
 				e.stop-propagation!
 				@ok!
diff --git a/src/web/app/desktop/tags/list-user.tag b/src/web/app/desktop/tags/list-user.tag
index 03dda494aa..133efd2d1e 100644
--- a/src/web/app/desktop/tags/list-user.tag
+++ b/src/web/app/desktop/tags/list-user.tag
@@ -93,5 +93,5 @@
 				right 16px
 
 	</style>
-	<script>@user = @opts.user</script>
+	<script>this.user = this.opts.user</script>
 </mk-list-user>
diff --git a/src/web/app/desktop/tags/messaging/room-window.tag b/src/web/app/desktop/tags/messaging/room-window.tag
index a7eddb591e..3cf10ffe16 100644
--- a/src/web/app/desktop/tags/messaging/room-window.tag
+++ b/src/web/app/desktop/tags/messaging/room-window.tag
@@ -19,10 +19,10 @@
 
 	</style>
 	<script>
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@on \mount ~>
-			@refs.window.on \closed ~>
-				@unmount!
+		this.on('mount', () => {
+			this.refs.window.on('closed', () => {
+				this.unmount();
 	</script>
 </mk-messaging-room-window>
diff --git a/src/web/app/desktop/tags/messaging/window.tag b/src/web/app/desktop/tags/messaging/window.tag
index f81fd6681b..2d9a060d6b 100644
--- a/src/web/app/desktop/tags/messaging/window.tag
+++ b/src/web/app/desktop/tags/messaging/window.tag
@@ -19,12 +19,12 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			@refs.window.on \closed ~>
-				@unmount!
+		this.on('mount', () => {
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-			@refs.window.refs.index.on \navigate-user (user) ~>
-				w = document.body.append-child document.create-element \mk-messaging-room-window
+			this.refs.window.refs.index.on('navigate-user', user => {
+				w = document.body.appendChild document.createElement 'mk-messaging-room-window' 
 				riot.mount w, do
 					user: user
 	</script>
diff --git a/src/web/app/desktop/tags/notifications.tag b/src/web/app/desktop/tags/notifications.tag
index 58851786b6..7ef13ad7eb 100644
--- a/src/web/app/desktop/tags/notifications.tag
+++ b/src/web/app/desktop/tags/notifications.tag
@@ -177,34 +177,34 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
-		@mixin \user-preview
-		@mixin \get-post-summary
+		this.mixin('api');
+		this.mixin('stream');
+		this.mixin('user-preview');
+		this.mixin('get-post-summary');
 
-		@notifications = []
-		@loading = true
+		this.notifications = []
+		this.loading = true
 
-		@on \mount ~>
-			@api \i/notifications
-			.then (notifications) ~>
-				@notifications = notifications
-				@loading = false
-				@update!
+		this.on('mount', () => {
+			this.api 'i/notifications' 
+			.then (notifications) =>
+				this.notifications = notifications
+				this.loading = false
+				this.update();
 			.catch (err, text-status) ->
 				console.error err
 
-			@stream.on \notification @on-notification
+			@stream.on 'notification' this.on-notification
 
-		@on \unmount ~>
-			@stream.off \notification @on-notification
+		this.on('unmount', () => {
+			@stream.off 'notification' this.on-notification
 
-		@on-notification = (notification) ~>
+		on-notification(notification) {
 			@notifications.unshift notification
-			@update!
+			this.update();
 
-		@on \update ~>
-			@notifications.for-each (notification) ~>
+		this.on('update', () => {
+			@notifications.for-each (notification) =>
 				date = (new Date notification.created_at).get-date!
 				month = (new Date notification.created_at).get-month! + 1
 				notification._date = date
diff --git a/src/web/app/desktop/tags/pages/entrance.tag b/src/web/app/desktop/tags/pages/entrance.tag
index 57d11217cc..227aec3885 100644
--- a/src/web/app/desktop/tags/pages/entrance.tag
+++ b/src/web/app/desktop/tags/pages/entrance.tag
@@ -63,18 +63,18 @@
 
 	</style>
 	<script>
-		@mode = \signin
+		this.mode = 'signin' 
 
-		@signup = ~>
-			@mode = \signup
-			@update!
+		signup() {
+			this.mode = 'signup' 
+			this.update();
 
-		@signin = ~>
-			@mode = \signin
-			@update!
+		signin() {
+			this.mode = 'signin' 
+			this.update();
 
-		@introduction = ~>
-			@mode = \introduction
-			@update!
+		introduction() {
+			this.mode = 'introduction' 
+			this.update();
 	</script>
 </mk-entrance>
diff --git a/src/web/app/desktop/tags/pages/entrance/signin.tag b/src/web/app/desktop/tags/pages/entrance/signin.tag
index 1a5baac67e..67a449a73d 100644
--- a/src/web/app/desktop/tags/pages/entrance/signin.tag
+++ b/src/web/app/desktop/tags/pages/entrance/signin.tag
@@ -119,12 +119,12 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			@refs.signin.on \user (user) ~>
+		this.on('mount', () => {
+			this.refs.signin.on('user', (user) => {
 				@update do
 					user: user
 
-		@introduction = ~>
-			@parent.introduction!
+		introduction() {
+			this.parent.introduction!
 	</script>
 </mk-entrance-signin>
diff --git a/src/web/app/desktop/tags/pages/home.tag b/src/web/app/desktop/tags/pages/home.tag
index 51e5767704..348762d2d2 100644
--- a/src/web/app/desktop/tags/pages/home.tag
+++ b/src/web/app/desktop/tags/pages/home.tag
@@ -8,40 +8,40 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
-		@mixin \ui-progress
-		@mixin \stream
-		@mixin \get-post-summary
+		this.mixin('i');
+		this.mixin('api');
+		this.mixin('ui-progress');
+		this.mixin('stream');
+		this.mixin('get-post-summary');
 
-		@unread-count = 0
+		this.unread-count = 0
 
-		@page = switch @opts.mode
-			| \timelie => \home
-			| \mentions => \mentions
-			| _ => \home
+		this.page = switch this.opts.mode
+			| 'timelie' => 'home' 
+			| 'mentions' => 'mentions' 
+			| _ => 'home' 
 
-		@on \mount ~>
-			@refs.ui.refs.home.on \loaded ~>
-				@Progress.done!
+		this.on('mount', () => {
+			this.refs.ui.refs.home.on('loaded', () => {
+				this.Progress.done();
 
 			document.title = 'Misskey'
-			@Progress.start!
-			@stream.on \post @on-stream-post
-			document.add-event-listener \visibilitychange @window-on-visibilitychange, false
+			this.Progress.start();
+			@stream.on 'post' this.on-stream-post
+			document.add-event-listener 'visibilitychange' @window-on-visibilitychange, false
 
-		@on \unmount ~>
-			@stream.off \post @on-stream-post
-			document.remove-event-listener \visibilitychange @window-on-visibilitychange
+		this.on('unmount', () => {
+			@stream.off 'post' this.on-stream-post
+			document.remove-event-listener 'visibilitychange' @window-on-visibilitychange
 
-		@on-stream-post = (post) ~>
+		on-stream-post(post) {
 			if document.hidden and post.user_id !== @I.id
 				@unread-count++
 				document.title = '(' + @unread-count + ') ' + @get-post-summary post
 
-		@window-on-visibilitychange = ~>
+		window-on-visibilitychange() {
 			if !document.hidden
-				@unread-count = 0
+				this.unread-count = 0
 				document.title = 'Misskey'
 	</script>
 </mk-home-page>
diff --git a/src/web/app/desktop/tags/pages/post.tag b/src/web/app/desktop/tags/pages/post.tag
index fddc21deab..c3298b890c 100644
--- a/src/web/app/desktop/tags/pages/post.tag
+++ b/src/web/app/desktop/tags/pages/post.tag
@@ -16,17 +16,17 @@
 
 	</style>
 	<script>
-		@mixin \ui-progress
+		this.mixin('ui-progress');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@refs.ui.refs.detail.on \post-fetched ~>
-				@Progress.set 0.5
+			this.refs.ui.refs.detail.on('post-fetched', () => {
+				this.Progress.set(0.5);
 
-			@refs.ui.refs.detail.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.detail.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-post-page>
diff --git a/src/web/app/desktop/tags/pages/search.tag b/src/web/app/desktop/tags/pages/search.tag
index 0c5a23c795..fa0ebee0a9 100644
--- a/src/web/app/desktop/tags/pages/search.tag
+++ b/src/web/app/desktop/tags/pages/search.tag
@@ -8,12 +8,12 @@
 
 	</style>
 	<script>
-		@mixin \ui-progress
+		this.mixin('ui-progress');
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@refs.ui.refs.search.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.search.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-search-page>
diff --git a/src/web/app/desktop/tags/pages/user.tag b/src/web/app/desktop/tags/pages/user.tag
index be0501e045..3bbfbe859c 100644
--- a/src/web/app/desktop/tags/pages/user.tag
+++ b/src/web/app/desktop/tags/pages/user.tag
@@ -8,18 +8,18 @@
 
 	</style>
 	<script>
-		@mixin \ui-progress
+		this.mixin('ui-progress');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@refs.ui.refs.user.on \user-fetched (user) ~>
-				@Progress.set 0.5
+			this.refs.ui.refs.user.on('user-fetched', (user) => {
+				this.Progress.set(0.5);
 				document.title = user.name + ' | Misskey'
 
-			@refs.ui.refs.user.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.user.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-user-page>
diff --git a/src/web/app/desktop/tags/post-detail-sub.tag b/src/web/app/desktop/tags/post-detail-sub.tag
index c4a651e371..ccb475c768 100644
--- a/src/web/app/desktop/tags/post-detail-sub.tag
+++ b/src/web/app/desktop/tags/post-detail-sub.tag
@@ -103,38 +103,38 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \text
-		@mixin \date-stringify
-		@mixin \user-preview
+		this.mixin('api');
+		this.mixin('text');
+		this.mixin('date-stringify');
+		this.mixin('user-preview');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@url = CONFIG.url + '/' + @post.user.username + '/' + @post.id
+		this.url = CONFIG.url + '/' + @post.user.username + '/' + @post.id
 
-		@title = @date-stringify @post.created_at
+		this.title = @date-stringify @post.created_at
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @post.text?
 				tokens = @analyze @post.text
-				@refs.text.innerHTML = @compile tokens
+				this.refs.text.innerHTML = @compile tokens
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
-		@like = ~>
+		like() {
 			if @post.is_liked
-				@api \posts/likes/delete do
+				this.api 'posts/likes/delete' do
 					post_id: @post.id
-				.then ~>
+				.then =>
 					@post.is_liked = false
-					@update!
+					this.update();
 			else
-				@api \posts/likes/create do
+				this.api 'posts/likes/create' do
 					post_id: @post.id
-				.then ~>
+				.then =>
 					@post.is_liked = true
-					@update!
+					this.update();
 	</script>
 </mk-post-detail-sub>
diff --git a/src/web/app/desktop/tags/post-detail.tag b/src/web/app/desktop/tags/post-detail.tag
index 3c99babaaa..0443ff8836 100644
--- a/src/web/app/desktop/tags/post-detail.tag
+++ b/src/web/app/desktop/tags/post-detail.tag
@@ -329,108 +329,108 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \text
-		@mixin \user-preview
-		@mixin \date-stringify
-		@mixin \NotImplementedException
+		this.mixin('api');
+		this.mixin('text');
+		this.mixin('user-preview');
+		this.mixin('date-stringify');
+		this.mixin('NotImplementedException');
 
-		@fetching = true
-		@loading-context = false
-		@content = null
-		@post = null
+		this.fetching = true
+		this.loading-context = false
+		this.content = null
+		this.post = null
 
-		@on \mount ~>
+		this.on('mount', () => {
 
-			@api \posts/show do
-				post_id: @opts.post
-			.then (post) ~>
-				@fetching = false
-				@post = post
-				@trigger \loaded
+			this.api 'posts/show' do
+				post_id: this.opts.post
+			.then (post) =>
+				this.fetching = false
+				this.post = post
+				this.trigger('loaded');
 
-				@is-repost = @post.repost?
-				@p = if @is-repost then @post.repost else @post
+				this.is-repost = @post.repost?
+				this.p = if @is-repost then @post.repost else @post
 
-				@title = @date-stringify @p.created_at
+				this.title = @date-stringify @p.created_at
 
-				@update!
+				this.update();
 
 				if @p.text?
 					tokens = @analyze @p.text
-					@refs.text.innerHTML = @compile tokens
+					this.refs.text.innerHTML = @compile tokens
 
-					@refs.text.children.for-each (e) ~>
-						if e.tag-name == \MK-URL
+					this.refs.text.children.for-each (e) =>
+						if e.tag-name == 'MK-URL' 
 							riot.mount e
 
-					# URLをプレビュー
+					// URLをプレビュー
 					tokens
-						.filter (t) -> t.type == \link
-						.map (t) ~>
-							@preview = @refs.text.append-child document.create-element \mk-url-preview
+						.filter (t) -> t.type == 'link' 
+						.map (t) =>
+							this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
 							riot.mount @preview, do
 								url: t.content
 
-				# Get likes
-				@api \posts/likes do
+				// Get likes
+				this.api 'posts/likes' do
 					post_id: @p.id
 					limit: 8
-				.then (likes) ~>
-					@likes = likes
-					@update!
+				.then (likes) =>
+					this.likes = likes
+					this.update();
 
-				# Get reposts
-				@api \posts/reposts do
+				// Get reposts
+				this.api 'posts/reposts' do
 					post_id: @p.id
 					limit: 8
-				.then (reposts) ~>
-					@reposts = reposts
-					@update!
+				.then (reposts) =>
+					this.reposts = reposts
+					this.update();
 
-				# Get replies
-				@api \posts/replies do
+				// Get replies
+				this.api 'posts/replies' do
 					post_id: @p.id
 					limit: 8
-				.then (replies) ~>
-					@replies = replies
-					@update!
+				.then (replies) =>
+					this.replies = replies
+					this.update();
 
-				@update!
+				this.update();
 
-		@reply = ~>
-			form = document.body.append-child document.create-element \mk-post-form-window
+		reply() {
+			form = document.body.appendChild document.createElement 'mk-post-form-window' 
 			riot.mount form, do
 				reply: @p
 
-		@repost = ~>
-			form = document.body.append-child document.create-element \mk-repost-form-window
+		repost() {
+			form = document.body.appendChild document.createElement 'mk-repost-form-window' 
 			riot.mount form, do
 				post: @p
 
-		@like = ~>
+		like() {
 			if @p.is_liked
-				@api \posts/likes/delete do
+				this.api 'posts/likes/delete' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = false
-					@update!
+					this.update();
 			else
-				@api \posts/likes/create do
+				this.api 'posts/likes/create' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = true
-					@update!
+					this.update();
 
-		@load-context = ~>
-			@loading-context = true
+		load-context() {
+			this.loading-context = true
 
-			# Get context
-			@api \posts/context do
+			// Get context
+			this.api 'posts/context' do
 				post_id: @p.reply_to_id
-			.then (context) ~>
-				@context = context.reverse!
-				@loading-context = false
-				@update!
+			.then (context) =>
+				this.context = context.reverse!
+				this.loading-context = false
+				this.update();
 	</script>
 </mk-post-detail>
diff --git a/src/web/app/desktop/tags/post-form-window.tag b/src/web/app/desktop/tags/post-form-window.tag
index fc1a254e20..bb68de5f06 100644
--- a/src/web/app/desktop/tags/post-form-window.tag
+++ b/src/web/app/desktop/tags/post-form-window.tag
@@ -32,24 +32,24 @@
 
 	</style>
 	<script>
-		@uploading-files = []
-		@files = []
+		this.uploading-files = []
+		this.files = []
 
-		@on \mount ~>
-			@refs.window.refs.form.focus!
+		this.on('mount', () => {
+			this.refs.window.refs.form.focus();
 
-			@refs.window.on \closed ~>
-				@unmount!
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-			@refs.window.refs.form.on \post ~>
-				@refs.window.close!
+			this.refs.window.refs.form.on('post', () => {
+				this.refs.window.close!
 
-			@refs.window.refs.form.on \change-uploading-files (files) ~>
-				@uploading-files = files
-				@update!
+			this.refs.window.refs.form.on('change-uploading-files', (files) => {
+				this.uploading-files = files
+				this.update();
 
-			@refs.window.refs.form.on \change-files (files) ~>
-				@files = files
-				@update!
+			this.refs.window.refs.form.on('change-files', (files) => {
+				this.files = files
+				this.update();
 	</script>
 </mk-post-form-window>
diff --git a/src/web/app/desktop/tags/post-form.tag b/src/web/app/desktop/tags/post-form.tag
index a0b6ea7d07..760a585ce8 100644
--- a/src/web/app/desktop/tags/post-form.tag
+++ b/src/web/app/desktop/tags/post-form.tag
@@ -305,161 +305,161 @@
 
 	</style>
 	<script>
-		get-cat = require '../../common/scripts/get-cat'
+		get-cat = require('../../common/scripts/get-cat');
 
-		@mixin \api
-		@mixin \notify
-		@mixin \autocomplete
+		this.mixin('api');
+		this.mixin('notify');
+		this.mixin('autocomplete');
 
-		@wait = false
-		@uploadings = []
-		@files = []
-		@autocomplete = null
-		@poll = false
+		this.wait = false
+		this.uploadings = []
+		this.files = []
+		this.autocomplete = null
+		this.poll = false
 
-		@in-reply-to-post = @opts.reply
+		this.in-reply-to-post = this.opts.reply
 
-		# https://github.com/riot/riot/issues/2080
-		if @in-reply-to-post == '' then @in-reply-to-post = null
+		// https://github.com/riot/riot/issues/2080
+		if @in-reply-to-post == '' then this.in-reply-to-post = null
 
-		@on \mount ~>
-			@refs.uploader.on \uploaded (file) ~>
+		this.on('mount', () => {
+			this.refs.uploader.on('uploaded', (file) => {
 				@add-file file
 
-			@refs.uploader.on \change-uploads (uploads) ~>
-				@trigger \change-uploading-files uploads
+			this.refs.uploader.on('change-uploads', (uploads) => {
+				this.trigger 'change-uploading-files' uploads
 
-			@autocomplete = new @Autocomplete @refs.text
+			this.autocomplete = new @Autocomplete this.refs.text
 			@autocomplete.attach!
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			@autocomplete.detach!
 
-		@focus = ~>
-			@refs.text.focus!
+		focus() {
+			this.refs.text.focus();
 
-		@clear = ~>
-			@refs.text.value = ''
-			@files = []
-			@trigger \change-files
-			@update!
+		clear() {
+			this.refs.text.value = ''
+			this.files = []
+			this.trigger('change-files');
+			this.update();
 
-		@ondragover = (e) ~>
+		ondragover(e) {
 			e.stop-propagation!
-			@draghover = true
-			# ドラッグされてきたものがファイルだったら
-			if e.data-transfer.effect-allowed == \all
-				e.data-transfer.drop-effect = \copy
+			this.draghover = true
+			// ドラッグされてきたものがファイルだったら
+			if e.data-transfer.effect-allowed == 'all' 
+				e.data-transfer.drop-effect = 'copy' 
 			else
-				e.data-transfer.drop-effect = \move
+				e.data-transfer.drop-effect = 'move' 
 			return false
 
-		@ondragenter = (e) ~>
-			@draghover = true
+		ondragenter(e) {
+			this.draghover = true
 
-		@ondragleave = (e) ~>
-			@draghover = false
+		ondragleave(e) {
+			this.draghover = false
 
-		@ondrop = (e) ~>
+		ondrop(e) {
 			e.prevent-default!
 			e.stop-propagation!
-			@draghover = false
+			this.draghover = false
 
-			# ファイルだったら
+			// ファイルだったら
 			if e.data-transfer.files.length > 0
-				Array.prototype.for-each.call e.data-transfer.files, (file) ~>
+				Array.prototype.for-each.call e.data-transfer.files, (file) =>
 					@upload file
 				return false
 
-			# データ取得
+			// データ取得
 			data = e.data-transfer.get-data 'text'
 			if !data?
 				return false
 
 			try
-				# パース
+				// パース
 				obj = JSON.parse data
 
-				# (ドライブの)ファイルだったら
-				if obj.type == \file
+				// (ドライブの)ファイルだったら
+				if obj.type == 'file' 
 					@add-file obj.file
 			catch
-				# ignore
+				// ignore
 
 			return false
 
-		@onkeydown = (e) ~>
-			if (e.which == 10 || e.which == 13) && (e.ctrl-key || e.meta-key)
+		onkeydown(e) {
+			if (e.which == 10 || e.which == 13) && (e.ctrlKey || e.meta-key)
 				@post!
 
-		@onpaste = (e) ~>
-			data = e.clipboard-data
+		onpaste(e) {
+			data = e.clipboardData
 			items = data.items
 			for i from 0 to items.length - 1
 				item = items[i]
 				switch (item.kind)
-					| \file =>
-						@upload item.get-as-file!
+					| 'file' =>
+						@upload item.getAsFile();
 
-		@select-file = ~>
-			@refs.file.click!
+		select-file() {
+			this.refs.file.click!
 
-		@select-file-from-drive = ~>
-			browser = document.body.append-child document.create-element \mk-select-file-from-drive-window
+		select-file-from-drive() {
+			browser = document.body.appendChild document.createElement 'mk-select-file-from-drive-window' 
 			i = riot.mount browser, do
 				multiple: true
-			i[0].one \selected (files) ~>
+			i[0].one 'selected' (files) =>
 				files.for-each @add-file
 
-		@change-file = ~>
-			files = @refs.file.files
+		change-file() {
+			files = this.refs.file.files
 			for i from 0 to files.length - 1
 				file = files.item i
 				@upload file
 
-		@upload = (file) ~>
-			@refs.uploader.upload file
+		upload(file) {
+			this.refs.uploader.upload file
 
-		@add-file = (file) ~>
-			file._remove = ~>
-				@files = @files.filter (x) -> x.id != file.id
-				@trigger \change-files @files
-				@update!
+		add-file(file) {
+			file._remove = =>
+				this.files = @files.filter (x) -> x.id != file.id
+				this.trigger 'change-files' @files
+				this.update();
 
 			@files.push file
-			@trigger \change-files @files
-			@update!
+			this.trigger 'change-files' @files
+			this.update();
 
-		@add-poll = ~>
-			@poll = true
+		add-poll() {
+			this.poll = true
 
-		@on-poll-destroyed = ~>
+		on-poll-destroyed() {
 			@update do
 				poll: false
 
-		@post = (e) ~>
-			@wait = true
+		post(e) {
+			this.wait = true
 
 			files = if @files? and @files.length > 0
 				then @files.map (f) -> f.id
 				else undefined
 
-			@api \posts/create do
-				text: @refs.text.value
+			this.api 'posts/create' do
+				text: this.refs.text.value
 				media_ids: files
 				reply_to_id: if @in-reply-to-post? then @in-reply-to-post.id else undefined
-				poll: if @poll then @refs.poll.get! else undefined
-			.then (data) ~>
-				@trigger \post
+				poll: if @poll then this.refs.poll.get! else undefined
+			.then (data) =>
+				this.trigger('post');
 				@notify if @in-reply-to-post? then '返信しました！' else '投稿しました！'
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 				@notify '投稿できませんでした'
-			.then ~>
-				@wait = false
-				@update!
+			.then =>
+				this.wait = false
+				this.update();
 
-		@cat = ~>
-			@refs.text.value = @refs.text.value + get-cat!
+		cat() {
+			this.refs.text.value = this.refs.text.value + get-cat!
 	</script>
 </mk-post-form>
diff --git a/src/web/app/desktop/tags/post-preview.tag b/src/web/app/desktop/tags/post-preview.tag
index c0514c323e..5ee0a6065d 100644
--- a/src/web/app/desktop/tags/post-preview.tag
+++ b/src/web/app/desktop/tags/post-preview.tag
@@ -83,11 +83,11 @@
 
 	</style>
 	<script>
-		@mixin \date-stringify
-		@mixin \user-preview
+		this.mixin('date-stringify');
+		this.mixin('user-preview');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@title = @date-stringify @post.created_at
+		this.title = @date-stringify @post.created_at
 	</script>
 </mk-post-preview>
diff --git a/src/web/app/desktop/tags/post-status-graph.tag b/src/web/app/desktop/tags/post-status-graph.tag
index f7c6ea7b11..039c676b10 100644
--- a/src/web/app/desktop/tags/post-status-graph.tag
+++ b/src/web/app/desktop/tags/post-status-graph.tag
@@ -9,64 +9,64 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
+		this.mixin('api');
+		this.mixin('is-promise');
 
-		@post = null
-		@post-promise = if @is-promise @opts.post then @opts.post else Promise.resolve @opts.post
+		this.post = null
+		this.post-promise = if @is-promise this.opts.post then this.opts.post else Promise.resolve this.opts.post
 
-		@on \mount ~>
+		this.on('mount', () => {
 			post <~ @post-promise.then
-			@post = post
-			@update!
+			this.post = post
+			this.update();
 
-			@api \aggregation/posts/like do
+			this.api 'aggregation/posts/like' do
 				post_id: @post.id
 				limit: 30days
-			.then (likes) ~>
+			.then (likes) =>
 				likes = likes.reverse!
 
-				@api \aggregation/posts/repost do
+				this.api 'aggregation/posts/repost' do
 					post_id: @post.id
 					limit: 30days
-				.then (repost) ~>
+				.then (repost) =>
 					repost = repost.reverse!
 
-					@api \aggregation/posts/reply do
+					this.api 'aggregation/posts/reply' do
 						post_id: @post.id
 						limit: 30days
-					.then (replies) ~>
+					.then (replies) =>
 						replies = replies.reverse!
 
-						new Chart @refs.canv, do
-							type: \bar
+						new Chart this.refs.canv, do
+							type: 'bar' 
 							data:
-								labels: likes.map (x, i) ~> if i % 3 == 2 then x.date.day + '日' else ''
+								labels: likes.map (x, i) => if i % 3 == 2 then x.date.day + '日' else ''
 								datasets: [
 									{
-										label: \いいね
-										type: \line
-										data: likes.map (x) ~> x.count
+										label: 'いいね' 
+										type: 'line' 
+										data: likes.map (x) => x.count
 										line-tension: 0
 										border-width: 2
 										fill: true
 										background-color: 'rgba(247, 121, 108, 0.2)'
-										point-background-color: \#fff
+										point-background-color: '#fff' 
 										point-radius: 4
 										point-border-width: 2
-										border-color: \#F7796C
+										border-color: '#F7796C' 
 									},
 									{
-										label: \返信
-										type: \bar
-										data: replies.map (x) ~> x.count
-										background-color: \#555
+										label: '返信' 
+										type: 'bar' 
+										data: replies.map (x) => x.count
+										background-color: '#555' 
 									},
 									{
-										label: \Repost
-										type: \bar
-										data: repost.map (x) ~> x.count
-										background-color: \#a2d61e
+										label: 'Repost' 
+										type: 'bar' 
+										data: repost.map (x) => x.count
+										background-color: '#a2d61e' 
 									}
 								]
 							options:
diff --git a/src/web/app/desktop/tags/progress-dialog.tag b/src/web/app/desktop/tags/progress-dialog.tag
index c60746257b..bb5dea8b43 100644
--- a/src/web/app/desktop/tags/progress-dialog.tag
+++ b/src/web/app/desktop/tags/progress-dialog.tag
@@ -75,20 +75,20 @@
 
 	</style>
 	<script>
-		@title = @opts.title
-		@value = parse-int @opts.value, 10
-		@max = parse-int @opts.max, 10
+		this.title = this.opts.title
+		this.value = parse-int this.opts.value, 10
+		this.max = parse-int this.opts.max, 10
 
-		@on \mount ~>
-			@refs.window.on \closed ~>
-				@unmount!
+		this.on('mount', () => {
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-		@update-progress = (value, max) ~>
-			@value = parse-int value, 10
-			@max = parse-int max, 10
-			@update!
+		update-progress(value, max) {
+			this.value = parse-int value, 10
+			this.max = parse-int max, 10
+			this.update();
 
-		@close = ~>
-			@refs.window.close!
+		close() {
+			this.refs.window.close!
 	</script>
 </mk-progress-dialog>
diff --git a/src/web/app/desktop/tags/repost-form-window.tag b/src/web/app/desktop/tags/repost-form-window.tag
index 45a0cdae6d..d66f98bb85 100644
--- a/src/web/app/desktop/tags/repost-form-window.tag
+++ b/src/web/app/desktop/tags/repost-form-window.tag
@@ -12,25 +12,25 @@
 
 	</style>
 	<script>
-		@on-document-keydown = (e) ~>
+		on-document-keydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 27 # Esc
-					@refs.window.close!
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 27 // Esc
+					this.refs.window.close!
 
-		@on \mount ~>
-			@refs.window.refs.form.on \cancel ~>
-				@refs.window.close!
+		this.on('mount', () => {
+			this.refs.window.refs.form.on('cancel', () => {
+				this.refs.window.close!
 
-			@refs.window.refs.form.on \posted ~>
-				@refs.window.close!
+			this.refs.window.refs.form.on('posted', () => {
+				this.refs.window.close!
 
-			document.add-event-listener \keydown @on-document-keydown
+			document.add-event-listener 'keydown' this.on-document-keydown
 
-			@refs.window.on \closed ~>
-				@unmount!
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-		@on \unmount ~>
-			document.remove-event-listener \keydown @on-document-keydown
+		this.on('unmount', () => {
+			document.remove-event-listener 'keydown' this.on-document-keydown
 	</script>
 </mk-repost-form-window>
diff --git a/src/web/app/desktop/tags/repost-form.tag b/src/web/app/desktop/tags/repost-form.tag
index 2c07ff4b16..58ef564bac 100644
--- a/src/web/app/desktop/tags/repost-form.tag
+++ b/src/web/app/desktop/tags/repost-form.tag
@@ -114,31 +114,31 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \notify
+		this.mixin('api');
+		this.mixin('notify');
 
-		@wait = false
-		@quote = false
+		this.wait = false
+		this.quote = false
 
-		@cancel = ~>
-			@trigger \cancel
+		cancel() {
+			this.trigger('cancel');
 
-		@ok = ~>
-			@wait = true
-			@api \posts/create do
-				repost_id: @opts.post.id
-				text: if @quote then @refs.text.value else undefined
-			.then (data) ~>
-				@trigger \posted
+		ok() {
+			this.wait = true
+			this.api 'posts/create' do
+				repost_id: this.opts.post.id
+				text: if @quote then this.refs.text.value else undefined
+			.then (data) =>
+				this.trigger('posted');
 				@notify 'Repostしました！'
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 				@notify 'Repostできませんでした'
-			.then ~>
-				@wait = false
-				@update!
+			.then =>
+				this.wait = false
+				this.update();
 
-		@onquote = ~>
-			@quote = true
+		onquote() {
+			this.quote = true
 	</script>
 </mk-repost-form>
diff --git a/src/web/app/desktop/tags/search-posts.tag b/src/web/app/desktop/tags/search-posts.tag
index 2cc9b788ae..a61a0a0614 100644
--- a/src/web/app/desktop/tags/search-posts.tag
+++ b/src/web/app/desktop/tags/search-posts.tag
@@ -28,59 +28,59 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \get-post-summary
+		this.mixin('api');
+		this.mixin('get-post-summary');
 
-		@query = @opts.query
-		@is-loading = true
-		@is-empty = false
-		@more-loading = false
-		@page = 0
+		this.query = this.opts.query
+		this.is-loading = true
+		this.is-empty = false
+		this.more-loading = false
+		this.page = 0
 
-		@on \mount ~>
-			document.add-event-listener \keydown @on-document-keydown
-			window.add-event-listener \scroll @on-scroll
+		this.on('mount', () => {
+			document.add-event-listener 'keydown' this.on-document-keydown
+			window.add-event-listener 'scroll' this.on-scroll
 
-			@api \posts/search do
+			this.api 'posts/search' do
 				query: @query
-			.then (posts) ~>
-				@is-loading = false
-				@is-empty = posts.length == 0
-				@update!
-				@refs.timeline.set-posts posts
-				@trigger \loaded
-			.catch (err) ~>
+			.then (posts) =>
+				this.is-loading = false
+				this.is-empty = posts.length == 0
+				this.update();
+				this.refs.timeline.set-posts posts
+				this.trigger('loaded');
+			.catch (err) =>
 				console.error err
 
-		@on \unmount ~>
-			document.remove-event-listener \keydown @on-document-keydown
-			window.remove-event-listener \scroll @on-scroll
+		this.on('unmount', () => {
+			document.remove-event-listener 'keydown' this.on-document-keydown
+			window.remove-event-listener 'scroll' this.on-scroll
 
-		@on-document-keydown = (e) ~>
+		on-document-keydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 84 # t
-					@refs.timeline.focus!
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 84 // t
+					this.refs.timeline.focus();
 
-		@more = ~>
+		more() {
 			if @more-loading or @is-loading or @timeline.posts.length == 0
 				return
-			@more-loading = true
-			@update!
-			@api \posts/search do
+			this.more-loading = true
+			this.update();
+			this.api 'posts/search' do
 				query: @query
 				page: @page + 1
-			.then (posts) ~>
-				@more-loading = false
+			.then (posts) =>
+				this.more-loading = false
 				@page++
-				@update!
-				@refs.timeline.prepend-posts posts
-			.catch (err) ~>
+				this.update();
+				this.refs.timeline.prepend-posts posts
+			.catch (err) =>
 				console.error err
 
-		@on-scroll = ~>
+		on-scroll() {
 			current = window.scroll-y + window.inner-height
-			if current > document.body.offset-height - 16 # 遊び
+			if current > document.body.offset-height - 16 // 遊び
 				@more!
 	</script>
 </mk-search-posts>
diff --git a/src/web/app/desktop/tags/search.tag b/src/web/app/desktop/tags/search.tag
index d2561dfdca..82a1d79860 100644
--- a/src/web/app/desktop/tags/search.tag
+++ b/src/web/app/desktop/tags/search.tag
@@ -23,10 +23,10 @@
 
 	</style>
 	<script>
-		@query = @opts.query
+		this.query = this.opts.query
 
-		@on \mount ~>
-			@refs.posts.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.posts.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-search>
diff --git a/src/web/app/desktop/tags/select-file-from-drive-window.tag b/src/web/app/desktop/tags/select-file-from-drive-window.tag
index f9ba9e3cc0..f4cfd5503b 100644
--- a/src/web/app/desktop/tags/select-file-from-drive-window.tag
+++ b/src/web/app/desktop/tags/select-file-from-drive-window.tag
@@ -131,31 +131,31 @@
 
 	</style>
 	<script>
-		@file = []
+		this.file = []
 
-		@multiple = if @opts.multiple? then @opts.multiple else false
-		@title = @opts.title || '<i class="fa fa-file-o"></i>ファイルを選択'
+		this.multiple = if this.opts.multiple? then this.opts.multiple else false
+		this.title = this.opts.title || '<i class="fa fa-file-o"></i>ファイルを選択'
 
-		@on \mount ~>
-			@refs.window.refs.browser.on \selected (file) ~>
-				@file = file
+		this.on('mount', () => {
+			this.refs.window.refs.browser.on('selected', (file) => {
+				this.file = file
 				@ok!
 
-			@refs.window.refs.browser.on \change-selection (files) ~>
-				@file = files
-				@update!
+			this.refs.window.refs.browser.on('change-selection', (files) => {
+				this.file = files
+				this.update();
 
-			@refs.window.on \closed ~>
-				@unmount!
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-		@close = ~>
-			@refs.window.close!
+		close() {
+			this.refs.window.close!
 
-		@upload = ~>
-			@refs.window.refs.browser.select-local-file!
+		upload() {
+			this.refs.window.refs.browser.select-local-file!
 
-		@ok = ~>
-			@trigger \selected @file
-			@refs.window.close!
+		ok() {
+			this.trigger 'selected' @file
+			this.refs.window.close!
 	</script>
 </mk-select-file-from-drive-window>
diff --git a/src/web/app/desktop/tags/set-avatar-suggestion.tag b/src/web/app/desktop/tags/set-avatar-suggestion.tag
index 22a0de0f3a..858838743e 100644
--- a/src/web/app/desktop/tags/set-avatar-suggestion.tag
+++ b/src/web/app/desktop/tags/set-avatar-suggestion.tag
@@ -31,15 +31,15 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \update-avatar
+		this.mixin('i');
+		this.mixin('update-avatar');
 
-		@set = ~>
+		set() {
 			@update-avatar @I
 
-		@close = (e) ~>
+		close(e) {
 			e.prevent-default!
 			e.stop-propagation!
-			@unmount!
+			this.unmount();
 	</script>
 </mk-set-avatar-suggestion>
diff --git a/src/web/app/desktop/tags/set-banner-suggestion.tag b/src/web/app/desktop/tags/set-banner-suggestion.tag
index 3ccaab108d..2a4ba8dbb7 100644
--- a/src/web/app/desktop/tags/set-banner-suggestion.tag
+++ b/src/web/app/desktop/tags/set-banner-suggestion.tag
@@ -31,15 +31,15 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \update-banner
+		this.mixin('i');
+		this.mixin('update-banner');
 
-		@set = ~>
+		set() {
 			@update-banner @I
 
-		@close = (e) ~>
+		close(e) {
 			e.prevent-default!
 			e.stop-propagation!
-			@unmount!
+			this.unmount();
 	</script>
 </mk-set-banner-suggestion>
diff --git a/src/web/app/desktop/tags/settings-window.tag b/src/web/app/desktop/tags/settings-window.tag
index 10bb48de76..4ffc5f2250 100644
--- a/src/web/app/desktop/tags/settings-window.tag
+++ b/src/web/app/desktop/tags/settings-window.tag
@@ -15,11 +15,11 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			@refs.window.on \closed ~>
-				@unmount!
+		this.on('mount', () => {
+			this.refs.window.on('closed', () => {
+				this.unmount();
 
-		@close = ~>
-			@refs.window.close!
+		close() {
+			this.refs.window.close!
 	</script>
 </mk-settings-window>
diff --git a/src/web/app/desktop/tags/settings.tag b/src/web/app/desktop/tags/settings.tag
index 1c14514ac0..16369c2f4e 100644
--- a/src/web/app/desktop/tags/settings.tag
+++ b/src/web/app/desktop/tags/settings.tag
@@ -198,45 +198,45 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
-		@mixin \dialog
-		@mixin \update-avatar
+		this.mixin('i');
+		this.mixin('api');
+		this.mixin('dialog');
+		this.mixin('update-avatar');
 
-		@page = \account
+		this.page = 'account' 
 
-		@set-page = (page) ~>
-			@page = page
+		set-page(page) {
+			this.page = page
 
-		@avatar = ~>
+		avatar() {
 			@update-avatar @I
 
-		@update-account = ~>
-			@api \i/update do
-				name: @refs.account-name.value
-				location: @refs.account-location.value
-				bio: @refs.account-bio.value
-				birthday: @refs.account-birthday.value
-			.then (i) ~>
-				alert \ok
-			.catch (err) ~>
+		update-account() {
+			this.api 'i/update' do
+				name: this.refs.account-name.value
+				location: this.refs.account-location.value
+				bio: this.refs.account-bio.value
+				birthday: this.refs.account-birthday.value
+			.then (i) =>
+				alert 'ok' 
+			.catch (err) =>
 				console.error err
 
-		@update-cache = ~>
+		update-cache() {
 			@I.data.cache = !@I.data.cache
-			@api \i/appdata/set do
+			this.api 'i/appdata/set' do
 				data: JSON.stringify do
 					cache: @I.data.cache
 
-		@update-debug = ~>
+		update-debug() {
 			@I.data.debug = !@I.data.debug
-			@api \i/appdata/set do
+			this.api 'i/appdata/set' do
 				data: JSON.stringify do
 					debug: @I.data.debug
 
-		@update-nya = ~>
+		update-nya() {
 			@I.data.nya = !@I.data.nya
-			@api \i/appdata/set do
+			this.api 'i/appdata/set' do
 				data: JSON.stringify do
 					nya: @I.data.nya
 	</script>
diff --git a/src/web/app/desktop/tags/stream-indicator.tag b/src/web/app/desktop/tags/stream-indicator.tag
index d2ab34574d..caa727dd8c 100644
--- a/src/web/app/desktop/tags/stream-indicator.tag
+++ b/src/web/app/desktop/tags/stream-indicator.tag
@@ -27,27 +27,27 @@
 
 	</style>
 	<script>
-		@mixin \stream
+		this.mixin('stream');
 
-		@on \before-mount ~>
-			@state = @get-stream-state!
+		this.on('before-mount', () => {
+			this.state = @get-stream-state!
 
-			if @state == \connected
-				@root.style.opacity = 0
+			if @state == 'connected' 
+				this.root.style.opacity = 0
 
-		@stream-state-ev.on \connected ~>
-			@state = @get-stream-state!
-			@update!
-			set-timeout ~>
-				Velocity @root, {
+		@stream-state-ev.on('connected', () => {
+			this.state = @get-stream-state!
+			this.update();
+			setTimeout =>
+				Velocity this.root, {
 					opacity: 0
-				} 200ms \linear
+				} 200ms 'linear' 
 			, 1000ms
 
-		@stream-state-ev.on \closed ~>
-			@state = @get-stream-state!
-			@update!
-			Velocity @root, {
+		@stream-state-ev.on('closed', () => {
+			this.state = @get-stream-state!
+			this.update();
+			Velocity this.root, {
 				opacity: 1
 			} 0ms
 	</script>
diff --git a/src/web/app/desktop/tags/sub-post-content.tag b/src/web/app/desktop/tags/sub-post-content.tag
index 72f570dd6a..0fdd049ec2 100644
--- a/src/web/app/desktop/tags/sub-post-content.tag
+++ b/src/web/app/desktop/tags/sub-post-content.tag
@@ -28,18 +28,18 @@
 
 	</style>
 	<script>
-		@mixin \text
-		@mixin \user-preview
+		this.mixin('text');
+		this.mixin('user-preview');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @post.text?
 				tokens = @analyze @post.text
-				@refs.text.innerHTML = @compile tokens, false
+				this.refs.text.innerHTML = @compile tokens, false
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 	</script>
 </mk-sub-post-content>
diff --git a/src/web/app/desktop/tags/timeline-post-sub.tag b/src/web/app/desktop/tags/timeline-post-sub.tag
index 5884927d75..bdeffea181 100644
--- a/src/web/app/desktop/tags/timeline-post-sub.tag
+++ b/src/web/app/desktop/tags/timeline-post-sub.tag
@@ -9,12 +9,12 @@
 		</div>
 	</article>
 	<script>
-		@mixin \date-stringify
-		@mixin \user-preview
+		this.mixin('date-stringify');
+		this.mixin('user-preview');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@title = @date-stringify @post.created_at
+		this.title = @date-stringify @post.created_at
 
 	</script>
 	<style>
diff --git a/src/web/app/desktop/tags/timeline-post.tag b/src/web/app/desktop/tags/timeline-post.tag
index 1549151fdb..8ccf2b57c3 100644
--- a/src/web/app/desktop/tags/timeline-post.tag
+++ b/src/web/app/desktop/tags/timeline-post.tag
@@ -312,83 +312,83 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \text
-		@mixin \date-stringify
-		@mixin \user-preview
-		@mixin \NotImplementedException
+		this.mixin('api');
+		this.mixin('text');
+		this.mixin('date-stringify');
+		this.mixin('user-preview');
+		this.mixin('NotImplementedException');
 
-		@post = @opts.post
-		@is-repost = @post.repost? and !@post.text?
-		@p = if @is-repost then @post.repost else @post
+		this.post = this.opts.post
+		this.is-repost = @post.repost? and !@post.text?
+		this.p = if @is-repost then @post.repost else @post
 
-		@title = @date-stringify @p.created_at
+		this.title = @date-stringify @p.created_at
 
-		@url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
-		@is-detail-opened = false
+		this.url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
+		this.is-detail-opened = false
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @p.text?
 				tokens = if @p._highlight?
 					then @analyze @p._highlight
 					else @analyze @p.text
 
-				@refs.text.innerHTML = @refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
+				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
 					then @compile tokens, true, false
 					else @compile tokens
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
-				# URLをプレビュー
+				// URLをプレビュー
 				tokens
-					.filter (t) -> t.type == \link
-					.map (t) ~>
-						@preview = @refs.text.append-child document.create-element \mk-url-preview
+					.filter (t) -> t.type == 'link' 
+					.map (t) =>
+						this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
 						riot.mount @preview, do
 							url: t.content
 
-		@reply = ~>
-			form = document.body.append-child document.create-element \mk-post-form-window
+		reply() {
+			form = document.body.appendChild document.createElement 'mk-post-form-window' 
 			riot.mount form, do
 				reply: @p
 
-		@repost = ~>
-			form = document.body.append-child document.create-element \mk-repost-form-window
+		repost() {
+			form = document.body.appendChild document.createElement 'mk-repost-form-window' 
 			riot.mount form, do
 				post: @p
 
-		@like = ~>
+		like() {
 			if @p.is_liked
-				@api \posts/likes/delete do
+				this.api 'posts/likes/delete' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = false
-					@update!
+					this.update();
 			else
-				@api \posts/likes/create do
+				this.api 'posts/likes/create' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = true
-					@update!
+					this.update();
 
-		@toggle-detail = ~>
-			@is-detail-opened = !@is-detail-opened
-			@update!
+		toggle-detail() {
+			this.is-detail-opened = !@is-detail-opened
+			this.update();
 
-		@on-key-down = (e) ~>
+		on-key-down(e) {
 			should-be-cancel = true
 			switch
-			| e.which == 38 or e.which == 74 or (e.which == 9 and e.shift-key) => # ↑, j or Shift+Tab
-				focus @root, (e) -> e.previous-element-sibling
-			| e.which == 40 or e.which == 75 or e.which == 9 => # ↓, k or Tab
-				focus @root, (e) -> e.next-element-sibling
-			| e.which == 81 or e.which == 69 => # q or e
+			| e.which == 38 or e.which == 74 or (e.which == 9 and e.shift-key) => // ↑, j or Shift+Tab
+				focus this.root, (e) -> e.previous-element-sibling
+			| e.which == 40 or e.which == 75 or e.which == 9 => // ↓, k or Tab
+				focus this.root, (e) -> e.next-element-sibling
+			| e.which == 81 or e.which == 69 => // q or e
 				@repost!
-			| e.which == 70 or e.which == 76 => # f or l
+			| e.which == 70 or e.which == 76 => // f or l
 				@like!
-			| e.which == 82 => # r
+			| e.which == 82 => // r
 				@reply!
 			| _ =>
 				should-be-cancel = false
@@ -399,8 +399,8 @@
 		function focus(el, fn)
 			target = fn el
 			if target?
-				if target.has-attribute \tabindex
-					target.focus!
+				if target.has-attribute 'tabindex' 
+					target.focus();
 				else
 					focus target, fn
 	</script>
diff --git a/src/web/app/desktop/tags/timeline.tag b/src/web/app/desktop/tags/timeline.tag
index 3439a426e3..5967c2efdd 100644
--- a/src/web/app/desktop/tags/timeline.tag
+++ b/src/web/app/desktop/tags/timeline.tag
@@ -44,36 +44,36 @@
 
 	</style>
 	<script>
-		@posts = []
+		this.posts = []
 
-		@set-posts = (posts) ~>
-			@posts = posts
-			@update!
+		set-posts(posts) {
+			this.posts = posts
+			this.update();
 
-		@prepend-posts = (posts) ~>
-			posts.for-each (post) ~>
+		prepend-posts(posts) {
+			posts.for-each (post) =>
 				@posts.push post
-				@update!
+				this.update();
 
-		@add-post = (post) ~>
+		add-post(post) {
 			@posts.unshift post
-			@update!
+			this.update();
 
-		@clear = ~>
-			@posts = []
-			@update!
+		clear() {
+			this.posts = []
+			this.update();
 
-		@focus = ~>
-			@root.children.0.focus!
+		focus() {
+			this.root.children.0.focus();
 
-		@on \update ~>
-			@posts.for-each (post) ~>
+		this.on('update', () => {
+			@posts.for-each (post) =>
 				date = (new Date post.created_at).get-date!
 				month = (new Date post.created_at).get-month! + 1
 				post._date = date
 				post._datetext = month + '月 ' + date + '日'
 
-		@tail = ~>
+		tail() {
 			@posts[@posts.length - 1]
 	</script>
 </mk-timeline>
diff --git a/src/web/app/desktop/tags/ui-header-account.tag b/src/web/app/desktop/tags/ui-header-account.tag
index 6071995cec..a5308b014c 100644
--- a/src/web/app/desktop/tags/ui-header-account.tag
+++ b/src/web/app/desktop/tags/ui-header-account.tag
@@ -159,47 +159,47 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \signout
+		this.mixin('i');
+		this.mixin('signout');
 
-		@is-open = false
+		this.is-open = false
 
-		@on \before-unmount ~>
+		this.on('before-unmount', () => {
 			@close!
 
-		@toggle = ~>
+		toggle() {
 			if @is-open
 				@close!
 			else
 				@open!
 
-		@open = ~>
-			@is-open = true
-			@update!
+		open() {
+			this.is-open = true
+			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.add-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.add-event-listener 'mousedown' @mousedown
 
-		@close = ~>
-			@is-open = false
-			@update!
+		close() {
+			this.is-open = false
+			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.remove-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.remove-event-listener 'mousedown' @mousedown
 
-		@mousedown = (e) ~>
+		mousedown(e) {
 			e.prevent-default!
-			if (!contains @root, e.target) and (@root != e.target)
+			if (!contains this.root, e.target) and (this.root != e.target)
 				@close!
 			return false
 
-		@drive = ~>
+		drive() {
 			@close!
-			riot.mount document.body.append-child document.create-element \mk-drive-browser-window
+			riot.mount document.body.appendChild document.createElement 'mk-drive-browser-window' 
 
-		@settings = ~>
+		settings() {
 			@close!
-			riot.mount document.body.append-child document.create-element \mk-settings-window
+			riot.mount document.body.appendChild document.createElement 'mk-settings-window' 
 
 		function contains(parent, child)
 			node = child.parent-node
diff --git a/src/web/app/desktop/tags/ui-header-clock.tag b/src/web/app/desktop/tags/ui-header-clock.tag
index 50536705bc..339951fb6f 100644
--- a/src/web/app/desktop/tags/ui-header-clock.tag
+++ b/src/web/app/desktop/tags/ui-header-clock.tag
@@ -58,7 +58,7 @@
 
 	</style>
 	<script>
-		@draw = ~>
+		draw() {
 			now = new Date!
 
 			yyyy = now.get-full-year!
@@ -71,17 +71,17 @@
 			hhmm = "<span class='hhmm'>#hh:#mm</span>"
 
 			if now.get-seconds! % 2 == 0
-				hhmm .= replace \: '<span style=\'visibility:visible\'>:</span>'
+				hhmm .= replace ':' '<span style=\'visibility:visible\'>:</span>'
 			else
-				hhmm .= replace \: '<span style=\'visibility:hidden\'>:</span>'
+				hhmm .= replace ':' '<span style=\'visibility:hidden\'>:</span>'
 
-			@refs.time.innerHTML = "#yyyymmdd<br>#hhmm"
+			this.refs.time.innerHTML = "#yyyymmdd<br>#hhmm"
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@draw!
-			@clock = set-interval @draw, 1000ms
+			this.clock = set-interval @draw, 1000ms
 
-		@on \unmount ~>
+		this.on('unmount', () => {
 			clear-interval @clock
 	</script>
 </mk-ui-header-clock>
diff --git a/src/web/app/desktop/tags/ui-header-nav.tag b/src/web/app/desktop/tags/ui-header-nav.tag
index 707a9366e8..8f710600f9 100644
--- a/src/web/app/desktop/tags/ui-header-nav.tag
+++ b/src/web/app/desktop/tags/ui-header-nav.tag
@@ -77,37 +77,37 @@
 
 		</style>
 		<script>
-			@mixin \i
-			@mixin \api
-			@mixin \stream
+			this.mixin('i');
+			this.mixin('api');
+			this.mixin('stream');
 
-			@page = @opts.page
+			this.page = this.opts.page
 
-			@on \mount ~>
-				@stream.on \read_all_messaging_messages @on-read-all-messaging-messages
-				@stream.on \unread_messaging_message @on-unread-messaging-message
+			this.on('mount', () => {
+				@stream.on 'read_all_messaging_messages' this.on-read-all-messaging-messages
+				@stream.on 'unread_messaging_message' this.on-unread-messaging-message
 
-				# Fetch count of unread messaging messages
-				@api \messaging/unread
-				.then (count) ~>
+				// Fetch count of unread messaging messages
+				this.api 'messaging/unread' 
+				.then (count) =>
 					if count.count > 0
-						@has-unread-messaging-messages = true
-						@update!
+						this.has-unread-messaging-messages = true
+						this.update();
 
-			@on \unmount ~>
-				@stream.off \read_all_messaging_messages @on-read-all-messaging-messages
-				@stream.off \unread_messaging_message @on-unread-messaging-message
+			this.on('unmount', () => {
+				@stream.off 'read_all_messaging_messages' this.on-read-all-messaging-messages
+				@stream.off 'unread_messaging_message' this.on-unread-messaging-message
 
-			@on-read-all-messaging-messages = ~>
-				@has-unread-messaging-messages = false
-				@update!
+			on-read-all-messaging-messages() {
+				this.has-unread-messaging-messages = false
+				this.update();
 
-			@on-unread-messaging-message = ~>
-				@has-unread-messaging-messages = true
-				@update!
+			on-unread-messaging-message() {
+				this.has-unread-messaging-messages = true
+				this.update();
 
-			@messaging = ~>
-				riot.mount document.body.append-child document.create-element \mk-messaging-window
+			messaging() {
+				riot.mount document.body.appendChild document.createElement 'mk-messaging-window' 
 		</script>
 	</ul>
 </mk-ui-header-nav>
diff --git a/src/web/app/desktop/tags/ui-header-notifications.tag b/src/web/app/desktop/tags/ui-header-notifications.tag
index 65330a14e3..d166df36ee 100644
--- a/src/web/app/desktop/tags/ui-header-notifications.tag
+++ b/src/web/app/desktop/tags/ui-header-notifications.tag
@@ -75,31 +75,31 @@
 
 	</style>
 	<script>
-		@is-open = false
+		this.is-open = false
 
-		@toggle = ~>
+		toggle() {
 			if @is-open
 				@close!
 			else
 				@open!
 
-		@open = ~>
-			@is-open = true
-			@update!
+		open() {
+			this.is-open = true
+			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.add-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.add-event-listener 'mousedown' @mousedown
 
-		@close = ~>
-			@is-open = false
-			@update!
+		close() {
+			this.is-open = false
+			this.update();
 			all = document.query-selector-all 'body *'
-			Array.prototype.for-each.call all, (el) ~>
-				el.remove-event-listener \mousedown @mousedown
+			Array.prototype.for-each.call all, (el) =>
+				el.remove-event-listener 'mousedown' @mousedown
 
-		@mousedown = (e) ~>
+		mousedown(e) {
 			e.prevent-default!
-			if (!contains @root, e.target) and (@root != e.target)
+			if (!contains this.root, e.target) and (this.root != e.target)
 				@close!
 			return false
 
diff --git a/src/web/app/desktop/tags/ui-header-post-button.tag b/src/web/app/desktop/tags/ui-header-post-button.tag
index 071af0a158..3d391ed2e9 100644
--- a/src/web/app/desktop/tags/ui-header-post-button.tag
+++ b/src/web/app/desktop/tags/ui-header-post-button.tag
@@ -35,7 +35,7 @@
 
 	</style>
 	<script>
-		@post = (e) ~>
-			@parent.parent.open-post-form!
+		post(e) {
+			this.parent.parent.open-post-form!
 	</script>
 </mk-ui-header-post-button>
diff --git a/src/web/app/desktop/tags/ui-header-search.tag b/src/web/app/desktop/tags/ui-header-search.tag
index 10ebe1da98..702c70efc8 100644
--- a/src/web/app/desktop/tags/ui-header-search.tag
+++ b/src/web/app/desktop/tags/ui-header-search.tag
@@ -32,10 +32,10 @@
 
 	</style>
 	<script>
-		@mixin \page
+		this.mixin('page');
 
-		@onsubmit = (e) ~>
+		onsubmit(e) {
 			e.prevent-default!
-			@page '/search:' + @refs.q.value
+			@page '/search:' + this.refs.q.value
 	</script>
 </mk-ui-header-search>
diff --git a/src/web/app/desktop/tags/ui-header.tag b/src/web/app/desktop/tags/ui-header.tag
index 41b74181f9..05d1ff6655 100644
--- a/src/web/app/desktop/tags/ui-header.tag
+++ b/src/web/app/desktop/tags/ui-header.tag
@@ -81,5 +81,5 @@
 
 	</style>
 
-	<script>@mixin \i</script>
+	<script>this.mixin('i');</script>
 </mk-ui-header>
diff --git a/src/web/app/desktop/tags/ui-notification.tag b/src/web/app/desktop/tags/ui-notification.tag
index 5f8583a391..22ba98df91 100644
--- a/src/web/app/desktop/tags/ui-notification.tag
+++ b/src/web/app/desktop/tags/ui-notification.tag
@@ -22,22 +22,22 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			Velocity @root, {
-				top: \0px
+		this.on('mount', () => {
+			Velocity this.root, {
+				top: '0px' 
 			} {
 				duration: 500ms
-				easing: \ease-out
+				easing: 'ease-out' 
 			}
 
-			set-timeout ~>
-				Velocity @root, {
-					top: \-64px
+			setTimeout =>
+				Velocity this.root, {
+					top: '-64px' 
 				} {
 					duration: 500ms
-					easing: \ease-out
-					complete: ~>
-						@unmount!
+					easing: 'ease-out' 
+					complete: =>
+						this.unmount();
 				}
 			, 6000ms
 	</script>
diff --git a/src/web/app/desktop/tags/ui.tag b/src/web/app/desktop/tags/ui.tag
index e40e5c88e2..78bf6117cc 100644
--- a/src/web/app/desktop/tags/ui.tag
+++ b/src/web/app/desktop/tags/ui.tag
@@ -12,25 +12,25 @@
 
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 
-		@open-post-form = ~>
-			riot.mount document.body.append-child document.create-element \mk-post-form-window
+		open-post-form() {
+			riot.mount document.body.appendChild document.createElement 'mk-post-form-window' 
 
-		@set-root-layout = ~>
-			@root.style.padding-top = @refs.header.root.client-height + \px
+		set-root-layout() {
+			this.root.style.padding-top = this.refs.header.root.client-height + 'px' 
 
-		@on \mount ~>
+		this.on('mount', () => {
 			@set-root-layout!
-			document.add-event-listener \keydown @onkeydown
+			document.add-event-listener 'keydown' this.onkeydown
 
-		@on \unmount ~>
-			document.remove-event-listener \keydown @onkeydown
+		this.on('unmount', () => {
+			document.remove-event-listener 'keydown' this.onkeydown
 
-		@onkeydown = (e) ~>
+		onkeydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 80 or e.which == 78 # p or n
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 80 or e.which == 78 // p or n
 					e.prevent-default!
 					@open-post-form!
 	</script>
diff --git a/src/web/app/desktop/tags/user-followers-window.tag b/src/web/app/desktop/tags/user-followers-window.tag
index e70682c19a..a4a24d6673 100644
--- a/src/web/app/desktop/tags/user-followers-window.tag
+++ b/src/web/app/desktop/tags/user-followers-window.tag
@@ -15,5 +15,5 @@
 						border-radius 4px
 
 	</style>
-	<script>@user = @opts.user</script>
+	<script>this.user = this.opts.user</script>
 </mk-user-followers-window>
diff --git a/src/web/app/desktop/tags/user-followers.tag b/src/web/app/desktop/tags/user-followers.tag
index 14f20b831e..0ae29a2099 100644
--- a/src/web/app/desktop/tags/user-followers.tag
+++ b/src/web/app/desktop/tags/user-followers.tag
@@ -7,12 +7,12 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@fetch = (iknow, limit, cursor, cb) ~>
-			@api \users/followers do
+		fetch(iknow, limit, cursor, cb) {
+			this.api 'users/followers' do
 				user_id: @user.id
 				iknow: iknow
 				limit: limit
diff --git a/src/web/app/desktop/tags/user-following-window.tag b/src/web/app/desktop/tags/user-following-window.tag
index 4e25e8a3ca..6dbf3b05e9 100644
--- a/src/web/app/desktop/tags/user-following-window.tag
+++ b/src/web/app/desktop/tags/user-following-window.tag
@@ -15,5 +15,5 @@
 						border-radius 4px
 
 	</style>
-	<script>@user = @opts.user</script>
+	<script>this.user = this.opts.user</script>
 </mk-user-following-window>
diff --git a/src/web/app/desktop/tags/user-following.tag b/src/web/app/desktop/tags/user-following.tag
index e21d391d4d..f640ee7b62 100644
--- a/src/web/app/desktop/tags/user-following.tag
+++ b/src/web/app/desktop/tags/user-following.tag
@@ -7,12 +7,12 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@fetch = (iknow, limit, cursor, cb) ~>
-			@api \users/following do
+		fetch(iknow, limit, cursor, cb) {
+			this.api 'users/following' do
 				user_id: @user.id
 				iknow: iknow
 				limit: limit
diff --git a/src/web/app/desktop/tags/user-friends-graph.tag b/src/web/app/desktop/tags/user-friends-graph.tag
index ce7343494b..923ea6fe99 100644
--- a/src/web/app/desktop/tags/user-friends-graph.tag
+++ b/src/web/app/desktop/tags/user-friends-graph.tag
@@ -8,57 +8,57 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
+		this.mixin('api');
+		this.mixin('is-promise');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
 
-		@on \mount ~>
+		this.on('mount', () => {
 			user <~ @user-promise.then
-			@user = user
-			@update!
+			this.user = user
+			this.update();
 
-			@api \aggregation/users/followers do
+			this.api 'aggregation/users/followers' do
 				user_id: @user.id
 				limit: 30days
-			.then (followers) ~>
+			.then (followers) =>
 				followers = followers.reverse!
 
-				@api \aggregation/users/following do
+				this.api 'aggregation/users/following' do
 					user_id: @user.id
 					limit: 30days
-				.then (following) ~>
+				.then (following) =>
 					following = following.reverse!
 
-					new Chart @refs.canv, do
-						type: \line
+					new Chart this.refs.canv, do
+						type: 'line' 
 						data:
-							labels: following.map (x, i) ~> if i % 3 == 2 then x.date.day + '日' else ''
+							labels: following.map (x, i) => if i % 3 == 2 then x.date.day + '日' else ''
 							datasets: [
 								{
-									label: \フォロー
-									data: following.map (x) ~> x.count
+									label: 'フォロー' 
+									data: following.map (x) => x.count
 									line-tension: 0
 									border-width: 2
 									fill: true
 									background-color: 'rgba(127, 221, 64, 0.2)'
-									point-background-color: \#fff
+									point-background-color: '#fff' 
 									point-radius: 4
 									point-border-width: 2
-									border-color: \#7fdd40
+									border-color: '#7fdd40' 
 								},
 								{
-									label: \フォロワー
-									data: followers.map (x) ~> x.count
+									label: 'フォロワー' 
+									data: followers.map (x) => x.count
 									line-tension: 0
 									border-width: 2
 									fill: true
 									background-color: 'rgba(255, 99, 132, 0.2)'
-									point-background-color: \#fff
+									point-background-color: '#fff' 
 									point-radius: 4
 									point-border-width: 2
-									border-color: \#FF6384
+									border-color: '#FF6384' 
 								}
 							]
 						options:
diff --git a/src/web/app/desktop/tags/user-graphs.tag b/src/web/app/desktop/tags/user-graphs.tag
index 6d49c990ae..ad1c4d7ee5 100644
--- a/src/web/app/desktop/tags/user-graphs.tag
+++ b/src/web/app/desktop/tags/user-graphs.tag
@@ -34,7 +34,7 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			@trigger \loaded
+		this.on('mount', () => {
+			this.trigger('loaded');
 	</script>
 </mk-user-graphs>
diff --git a/src/web/app/desktop/tags/user-header.tag b/src/web/app/desktop/tags/user-header.tag
index d49b6498b5..dc7abb5124 100644
--- a/src/web/app/desktop/tags/user-header.tag
+++ b/src/web/app/desktop/tags/user-header.tag
@@ -104,39 +104,39 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \update-banner
-		@mixin \NotImplementedException
+		this.mixin('i');
+		this.mixin('update-banner');
+		this.mixin('NotImplementedException');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@on \mount ~>
-			window.add-event-listener \load @scroll
-			window.add-event-listener \scroll @scroll
-			window.add-event-listener \resize @scroll
+		this.on('mount', () => {
+			window.add-event-listener 'load' @scroll
+			window.add-event-listener 'scroll' @scroll
+			window.add-event-listener 'resize' @scroll
 
-		@on \unmount ~>
-			window.remove-event-listener \load @scroll
-			window.remove-event-listener \scroll @scroll
-			window.remove-event-listener \resize @scroll
+		this.on('unmount', () => {
+			window.remove-event-listener 'load' @scroll
+			window.remove-event-listener 'scroll' @scroll
+			window.remove-event-listener 'resize' @scroll
 
-		@scroll = ~>
+		scroll() {
 			top = window.scroll-y
 			height = 280px
 
 			pos = 50 - ((top / height) * 50)
-			@refs.banner.style.background-position = 'center ' + pos + '%'
+			this.refs.banner.style.background-position = 'center ' + pos + '%'
 
 			blur = top / 32
 			if blur <= 10
-				@refs.banner.style.filter = 'blur(' + blur + 'px)'
+				this.refs.banner.style.filter = 'blur(' + blur + 'px)'
 
-		@on-update-banner = ~>
+		on-update-banner() {
 			if not @SIGNIN or @I.id != @user.id
 				return
 
-			@update-banner @I, (i) ~>
+			@update-banner @I, (i) =>
 				@user.banner_url = i.banner_url
-				@update!
+				this.update();
 	</script>
 </mk-user-header>
diff --git a/src/web/app/desktop/tags/user-home.tag b/src/web/app/desktop/tags/user-home.tag
index 50fe1cbfad..db155edb1a 100644
--- a/src/web/app/desktop/tags/user-home.tag
+++ b/src/web/app/desktop/tags/user-home.tag
@@ -35,10 +35,10 @@
 
 	</style>
 	<script>
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@on \mount ~>
-			@refs.tl.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.tl.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-user-home>
diff --git a/src/web/app/desktop/tags/user-likes-graph.tag b/src/web/app/desktop/tags/user-likes-graph.tag
index cec80164a5..099040133e 100644
--- a/src/web/app/desktop/tags/user-likes-graph.tag
+++ b/src/web/app/desktop/tags/user-likes-graph.tag
@@ -8,32 +8,32 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
+		this.mixin('api');
+		this.mixin('is-promise');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
 
-		@on \mount ~>
+		this.on('mount', () => {
 			user <~ @user-promise.then
-			@user = user
-			@update!
+			this.user = user
+			this.update();
 
-			@api \aggregation/users/like do
+			this.api 'aggregation/users/like' do
 				user_id: @user.id
 				limit: 30days
-			.then (likes) ~>
+			.then (likes) =>
 				likes = likes.reverse!
 
-				new Chart @refs.canv, do
-					type: \bar
+				new Chart this.refs.canv, do
+					type: 'bar' 
 					data:
-						labels: likes.map (x, i) ~> if i % 3 == 2 then x.date.day + '日' else ''
+						labels: likes.map (x, i) => if i % 3 == 2 then x.date.day + '日' else ''
 						datasets: [
 							{
-								label: \いいねした数
-								data: likes.map (x) ~> x.count
-								background-color: \#F7796C
+								label: 'いいねした数' 
+								data: likes.map (x) => x.count
+								background-color: '#F7796C' 
 							}
 						]
 					options:
diff --git a/src/web/app/desktop/tags/user-photos.tag b/src/web/app/desktop/tags/user-photos.tag
index 3d24422dea..89453b4606 100644
--- a/src/web/app/desktop/tags/user-photos.tag
+++ b/src/web/app/desktop/tags/user-photos.tag
@@ -57,30 +57,30 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
+		this.mixin('api');
+		this.mixin('is-promise');
 
-		@images = []
-		@initializing = true
+		this.images = []
+		this.initializing = true
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
 
-		@on \mount ~>
-			@user-promise.then (user) ~>
-				@user = user
-				@update!
+		this.on('mount', () => {
+			@user-promise.then (user) =>
+				this.user = user
+				this.update();
 
-				@api \users/posts do
+				this.api 'users/posts' do
 					user_id: @user.id
 					with_media: true
 					limit: 9posts
-				.then (posts) ~>
-					@initializing = false
-					posts.for-each (post) ~>
-						post.media.for-each (image) ~>
+				.then (posts) =>
+					this.initializing = false
+					posts.for-each (post) =>
+						post.media.for-each (image) =>
 							if @images.length < 9
 								@images.push image
-					@update!
+					this.update();
 	</script>
 </mk-user-photos>
diff --git a/src/web/app/desktop/tags/user-posts-graph.tag b/src/web/app/desktop/tags/user-posts-graph.tag
index dacfd61321..0efc613107 100644
--- a/src/web/app/desktop/tags/user-posts-graph.tag
+++ b/src/web/app/desktop/tags/user-posts-graph.tag
@@ -8,50 +8,50 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
+		this.mixin('api');
+		this.mixin('is-promise');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
 
-		@on \mount ~>
+		this.on('mount', () => {
 			user <~ @user-promise.then
-			@user = user
-			@update!
+			this.user = user
+			this.update();
 
-			@api \aggregation/users/post do
+			this.api 'aggregation/users/post' do
 				user_id: @user.id
 				limit: 30days
-			.then (data) ~>
+			.then (data) =>
 				data = data.reverse!
-				new Chart @refs.canv, do
-					type: \line
+				new Chart this.refs.canv, do
+					type: 'line' 
 					data:
-						labels: data.map (x, i) ~> if i % 3 == 2 then x.date.day + '日' else ''
+						labels: data.map (x, i) => if i % 3 == 2 then x.date.day + '日' else ''
 						datasets: [
 							{
-								label: \投稿
-								data: data.map (x) ~> x.posts
+								label: '投稿' 
+								data: data.map (x) => x.posts
 								line-tension: 0
 								point-radius: 0
-								background-color: \#555
-								border-color: \transparent
+								background-color: '#555' 
+								border-color: 'transparent' 
 							},
 							{
-								label: \Repost
-								data: data.map (x) ~> x.reposts
+								label: 'Repost' 
+								data: data.map (x) => x.reposts
 								line-tension: 0
 								point-radius: 0
-								background-color: \#a2d61e
-								border-color: \transparent
+								background-color: '#a2d61e' 
+								border-color: 'transparent' 
 							},
 							{
-								label: \返信
-								data: data.map (x) ~> x.replies
+								label: '返信' 
+								data: data.map (x) => x.replies
 								line-tension: 0
 								point-radius: 0
-								background-color: \#F7796C
-								border-color: \transparent
+								background-color: '#F7796C' 
+								border-color: 'transparent' 
 							}
 						]
 					options:
diff --git a/src/web/app/desktop/tags/user-preview.tag b/src/web/app/desktop/tags/user-preview.tag
index 7d140c0957..d17f7557d2 100644
--- a/src/web/app/desktop/tags/user-preview.tag
+++ b/src/web/app/desktop/tags/user-preview.tag
@@ -97,47 +97,47 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \api
+		this.mixin('i');
+		this.mixin('api');
 
-		@u = @opts.user
-		@user = null
-		@user-promise =
-			if typeof @u == \string
-				new Promise (resolve, reject) ~>
-					@api \users/show do
-						user_id: if @u.0 == \@ then undefined else @u
-						username: if @u.0 == \@ then @u.substr 1 else undefined
-					.then (user) ~>
+		this.u = this.opts.user
+		this.user = null
+		this.user-promise = 
+			if typeof @u == 'string' 
+				new Promise (resolve, reject) =>
+					this.api 'users/show' do
+						user_id: if @u.0 == '@' then undefined else @u
+						username: if @u.0 == '@' then @u.substr 1 else undefined
+					.then (user) =>
 						resolve user
 			else
 				Promise.resolve @u
 
-		@on \mount ~>
-			@user-promise.then (user) ~>
-				@user = user
-				@update!
+		this.on('mount', () => {
+			@user-promise.then (user) =>
+				this.user = user
+				this.update();
 
-			Velocity @root, {
+			Velocity this.root, {
 				opacity: 0
-				'margin-top': \-8px
+				'margin-top': '-8px' 
 			} 0ms
-			Velocity @root, {
+			Velocity this.root, {
 				opacity: 1
 				'margin-top': 0
 			} {
 				duration: 200ms
-				easing: \ease-out
+				easing: 'ease-out' 
 			}
 
-		@close = ~>
-			Velocity @root, {
+		close() {
+			Velocity this.root, {
 				opacity: 0
-				'margin-top': \-8px
+				'margin-top': '-8px' 
 			} {
 				duration: 200ms
-				easing: \ease-out
-				complete: ~> @unmount!
+				easing: 'ease-out' 
+				complete: => this.unmount();
 			}
 	</script>
 </mk-user-preview>
diff --git a/src/web/app/desktop/tags/user-profile.tag b/src/web/app/desktop/tags/user-profile.tag
index d8984e971d..a94f50c7bf 100644
--- a/src/web/app/desktop/tags/user-profile.tag
+++ b/src/web/app/desktop/tags/user-profile.tag
@@ -80,19 +80,19 @@
 
 	</style>
 	<script>
-		@age = require \s-age
+		this.age = require 's-age' 
 
-		@mixin \i
+		this.mixin('i');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@show-following = ~>
-			window = document.body.append-child document.create-element \mk-user-following-window
+		show-following() {
+			window = document.body.appendChild document.createElement 'mk-user-following-window' 
 			riot.mount window, do
 				user: @user
 
-		@show-followers = ~>
-			window = document.body.append-child document.create-element \mk-user-followers-window
+		show-followers() {
+			window = document.body.appendChild document.createElement 'mk-user-followers-window' 
 			riot.mount window, do
 				user: @user
 	</script>
diff --git a/src/web/app/desktop/tags/user-timeline.tag b/src/web/app/desktop/tags/user-timeline.tag
index b0ed542a43..b8e39b7307 100644
--- a/src/web/app/desktop/tags/user-timeline.tag
+++ b/src/web/app/desktop/tags/user-timeline.tag
@@ -46,91 +46,91 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
-		@mixin \get-post-summary
+		this.mixin('api');
+		this.mixin('is-promise');
+		this.mixin('get-post-summary');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
-		@is-loading = true
-		@is-empty = false
-		@more-loading = false
-		@unread-count = 0
-		@mode = \default
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
+		this.is-loading = true
+		this.is-empty = false
+		this.more-loading = false
+		this.unread-count = 0
+		this.mode = 'default' 
 
-		@on \mount ~>
-			document.add-event-listener \visibilitychange @window-on-visibilitychange, false
-			document.add-event-listener \keydown @on-document-keydown
-			window.add-event-listener \scroll @on-scroll
+		this.on('mount', () => {
+			document.add-event-listener 'visibilitychange' @window-on-visibilitychange, false
+			document.add-event-listener 'keydown' this.on-document-keydown
+			window.add-event-listener 'scroll' this.on-scroll
 
-			@user-promise.then (user) ~>
-				@user = user
-				@update!
+			@user-promise.then (user) =>
+				this.user = user
+				this.update();
 
-				@fetch ~>
-					@trigger \loaded
+				@fetch =>
+					this.trigger('loaded');
 
-		@on \unmount ~>
-			document.remove-event-listener \visibilitychange @window-on-visibilitychange
-			document.remove-event-listener \keydown @on-document-keydown
-			window.remove-event-listener \scroll @on-scroll
+		this.on('unmount', () => {
+			document.remove-event-listener 'visibilitychange' @window-on-visibilitychange
+			document.remove-event-listener 'keydown' this.on-document-keydown
+			window.remove-event-listener 'scroll' this.on-scroll
 
-		@on-document-keydown = (e) ~>
+		on-document-keydown(e) {
 			tag = e.target.tag-name.to-lower-case!
-			if tag != \input and tag != \textarea
-				if e.which == 84 # t
-					@refs.timeline.focus!
+			if tag != 'input' and tag != 'textarea' 
+				if e.which == 84 // t
+					this.refs.timeline.focus();
 
-		@fetch = (cb) ~>
-			@api \users/posts do
+		fetch(cb) {
+			this.api 'users/posts' do
 				user_id: @user.id
-				with_replies: @mode == \with-replies
-			.then (posts) ~>
-				@is-loading = false
-				@is-empty = posts.length == 0
-				@update!
-				@refs.timeline.set-posts posts
+				with_replies: @mode == 'with-replies' 
+			.then (posts) =>
+				this.is-loading = false
+				this.is-empty = posts.length == 0
+				this.update();
+				this.refs.timeline.set-posts posts
 				if cb? then cb!
-			.catch (err) ~>
+			.catch (err) =>
 				console.error err
 				if cb? then cb!
 
-		@more = ~>
-			if @more-loading or @is-loading or @refs.timeline.posts.length == 0
+		more() {
+			if @more-loading or @is-loading or this.refs.timeline.posts.length == 0
 				return
-			@more-loading = true
-			@update!
-			@api \users/posts do
+			this.more-loading = true
+			this.update();
+			this.api 'users/posts' do
 				user_id: @user.id
-				with_replies: @mode == \with-replies
-				max_id: @refs.timeline.tail!.id
-			.then (posts) ~>
-				@more-loading = false
-				@update!
-				@refs.timeline.prepend-posts posts
-			.catch (err) ~>
+				with_replies: @mode == 'with-replies' 
+				max_id: this.refs.timeline.tail!.id
+			.then (posts) =>
+				this.more-loading = false
+				this.update();
+				this.refs.timeline.prepend-posts posts
+			.catch (err) =>
 				console.error err
 
-		@on-stream-post = (post) ~>
-			@is-empty = false
-			@update!
-			@refs.timeline.add-post post
+		on-stream-post(post) {
+			this.is-empty = false
+			this.update();
+			this.refs.timeline.add-post post
 
 			if document.hidden
 				@unread-count++
 				document.title = '(' + @unread-count + ') ' + @get-post-summary post
 
-		@window-on-visibilitychange = ~>
+		window-on-visibilitychange() {
 			if !document.hidden
-				@unread-count = 0
+				this.unread-count = 0
 				document.title = 'Misskey'
 
-		@on-scroll = ~>
+		on-scroll() {
 			current = window.scroll-y + window.inner-height
-			if current > document.body.offset-height - 16 # 遊び
+			if current > document.body.offset-height - 16 // 遊び
 				@more!
 
-		@set-mode = (mode) ~>
+		set-mode(mode) {
 			@update do
 				mode: mode
 			@fetch!
diff --git a/src/web/app/desktop/tags/user.tag b/src/web/app/desktop/tags/user.tag
index 24f2e958a3..8e151c831d 100644
--- a/src/web/app/desktop/tags/user.tag
+++ b/src/web/app/desktop/tags/user.tag
@@ -32,20 +32,20 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@username = @opts.user
-		@page = if @opts.page? then @opts.page else \home
-		@fetching = true
-		@user = null
+		this.username = this.opts.user
+		this.page = if this.opts.page? then this.opts.page else 'home' 
+		this.fetching = true
+		this.user = null
 
-		@on \mount ~>
-			@api \users/show do
+		this.on('mount', () => {
+			this.api 'users/show' do
 				username: @username
-			.then (user) ~>
-				@fetching = false
-				@user = user
-				@update!
-				@trigger \loaded
+			.then (user) =>
+				this.fetching = false
+				this.user = user
+				this.update();
+				this.trigger('loaded');
 	</script>
 </mk-user>
diff --git a/src/web/app/desktop/tags/users-list.tag b/src/web/app/desktop/tags/users-list.tag
index 51edd2ee30..af0f35d634 100644
--- a/src/web/app/desktop/tags/users-list.tag
+++ b/src/web/app/desktop/tags/users-list.tag
@@ -88,44 +88,44 @@
 
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 
-		@limit = 30users
-		@mode = \all
+		this.limit = 30users
+		this.mode = 'all' 
 
-		@fetching = true
-		@more-fetching = false
+		this.fetching = true
+		this.more-fetching = false
 
-		@on \mount ~>
-			@fetch ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			@fetch =>
+				this.trigger('loaded');
 
-		@fetch = (cb) ~>
-			@fetching = true
-			@update!
-			obj <~ @opts.fetch do
-				@mode == \iknow
+		fetch(cb) {
+			this.fetching = true
+			this.update();
+			obj <~ this.opts.fetch do
+				@mode == 'iknow' 
 				@limit
 				null
-			@users = obj.users
-			@next = obj.next
-			@fetching = false
-			@update!
+			this.users = obj.users
+			this.next = obj.next
+			this.fetching = false
+			this.update();
 			if cb? then cb!
 
-		@more = ~>
-			@more-fetching = true
-			@update!
-			obj <~ @opts.fetch do
-				@mode == \iknow
+		more() {
+			this.more-fetching = true
+			this.update();
+			obj <~ this.opts.fetch do
+				@mode == 'iknow' 
 				@limit
 				@cursor
-			@users = @users.concat obj.users
-			@next = obj.next
-			@more-fetching = false
-			@update!
+			this.users = @users.concat obj.users
+			this.next = obj.next
+			this.more-fetching = false
+			this.update();
 
-		@set-mode = (mode) ~>
+		set-mode(mode) {
 			@update do
 				mode: mode
 
diff --git a/src/web/app/desktop/tags/window.tag b/src/web/app/desktop/tags/window.tag
index 323c294c2c..f3d8ff7bea 100644
--- a/src/web/app/desktop/tags/window.tag
+++ b/src/web/app/desktop/tags/window.tag
@@ -192,101 +192,101 @@
 
 	</style>
 	<script>
-		@min-height = 40px
-		@min-width = 200px
+		this.min-height = 40px
+		this.min-width = 200px
 
-		@is-modal = if @opts.is-modal? then @opts.is-modal else false
-		@can-close = if @opts.can-close? then @opts.can-close else true
-		@is-flexible = !@opts.height?
-		@can-resize = not @is-flexible
+		this.is-modal = if this.opts.is-modal? then this.opts.is-modal else false
+		this.can-close = if this.opts.can-close? then this.opts.can-close else true
+		this.is-flexible = !this.opts.height?
+		this.can-resize = not @is-flexible
 
-		@on \mount ~>
-			@refs.main.style.width = @opts.width || \530px
-			@refs.main.style.height = @opts.height || \auto
+		this.on('mount', () => {
+			this.refs.main.style.width = this.opts.width || '530px' 
+			this.refs.main.style.height = this.opts.height || 'auto' 
 
-			@refs.main.style.top = \15%
-			@refs.main.style.left = (window.inner-width / 2) - (@refs.main.offset-width / 2) + \px
+			this.refs.main.style.top = '15%' 
+			this.refs.main.style.left = (window.inner-width / 2) - (this.refs.main.offset-width / 2) + 'px' 
 
-			@refs.header.add-event-listener \contextmenu (e) ~>
+			this.refs.header.add-event-listener 'contextmenu' (e) =>
 				e.prevent-default!
 
-			window.add-event-listener \resize @on-browser-resize
+			window.add-event-listener 'resize' this.on-browser-resize
 
 			@open!
 
-		@on \unmount ~>
-			window.remove-event-listener \resize @on-browser-resize
+		this.on('unmount', () => {
+			window.remove-event-listener 'resize' this.on-browser-resize
 
-		@on-browser-resize = ~>
-			position = @refs.main.get-bounding-client-rect!
+		on-browser-resize() {
+			position = this.refs.main.get-bounding-client-rect!
 			browser-width = window.inner-width
 			browser-height = window.inner-height
-			window-width = @refs.main.offset-width
-			window-height = @refs.main.offset-height
+			window-width = this.refs.main.offset-width
+			window-height = this.refs.main.offset-height
 
 			if position.left < 0
-				@refs.main.style.left = 0
+				this.refs.main.style.left = 0
 
 			if position.top < 0
-				@refs.main.style.top = 0
+				this.refs.main.style.top = 0
 
 			if position.left + window-width > browser-width
-				@refs.main.style.left = browser-width - window-width + \px
+				this.refs.main.style.left = browser-width - window-width + 'px' 
 
 			if position.top + window-height > browser-height
-				@refs.main.style.top = browser-height - window-height + \px
+				this.refs.main.style.top = browser-height - window-height + 'px' 
 
-		@open = ~>
-			@trigger \opening
+		open() {
+			this.trigger('opening');
 
 			@top!
 
 			if @is-modal
-				@refs.bg.style.pointer-events = \auto
-				Velocity @refs.bg, \finish true
-				Velocity @refs.bg, {
+				this.refs.bg.style.pointer-events = 'auto' 
+				Velocity this.refs.bg, 'finish' true
+				Velocity this.refs.bg, {
 					opacity: 1
 				} {
 					queue: false
 					duration: 100ms
-					easing: \linear
+					easing: 'linear' 
 				}
 
-			@refs.main.style.pointer-events = \auto
-			Velocity @refs.main, \finish true
-			Velocity @refs.main, {scale: 1.1} 0ms
-			Velocity @refs.main, {
+			this.refs.main.style.pointer-events = 'auto' 
+			Velocity this.refs.main, 'finish' true
+			Velocity this.refs.main, {scale: 1.1} 0ms
+			Velocity this.refs.main, {
 				opacity: 1
 				scale: 1
 			} {
 				queue: false
 				duration: 200ms
-				easing: \ease-out
+				easing: 'ease-out' 
 			}
 
-			#@refs.main.focus!
+			#this.refs.main.focus();
 
-			set-timeout ~>
-				@trigger \opened
+			setTimeout =>
+				this.trigger('opened');
 			, 300ms
 
-		@close = ~>
-			@trigger \closing
+		close() {
+			this.trigger('closing');
 
 			if @is-modal
-				@refs.bg.style.pointer-events = \none
-				Velocity @refs.bg, \finish true
-				Velocity @refs.bg, {
+				this.refs.bg.style.pointer-events = 'none' 
+				Velocity this.refs.bg, 'finish' true
+				Velocity this.refs.bg, {
 					opacity: 0
 				} {
 					queue: false
 					duration: 300ms
-					easing: \linear
+					easing: 'linear' 
 				}
 
-			@refs.main.style.pointer-events = \none
-			Velocity @refs.main, \finish true
-			Velocity @refs.main, {
+			this.refs.main.style.pointer-events = 'none' 
+			Velocity this.refs.main, 'finish' true
+			Velocity this.refs.main, {
 				opacity: 0
 				scale: 0.8
 			} {
@@ -295,45 +295,45 @@
 				easing: [ 0.5, -0.5, 1, 0.5 ]
 			}
 
-			set-timeout ~>
-				@trigger \closed
+			setTimeout =>
+				this.trigger('closed');
 			, 300ms
 
-		# 最前面へ移動します
-		@top = ~>
+		// 最前面へ移動します
+		top() {
 			z = 0
 
-			ws = document.query-selector-all \mk-window
-			ws.for-each (w) !~>
-				if w == @root then return
+			ws = document.query-selector-all 'mk-window' 
+			ws.for-each (w) !=>
+				if w == this.root then return
 				m = w.query-selector ':scope > .main'
 				mz = Number(document.default-view.get-computed-style m, null .z-index)
 				if mz > z then z := mz
 
 			if z > 0
-				@refs.main.style.z-index = z + 1
-				if @is-modal then @refs.bg.style.z-index = z + 1
+				this.refs.main.style.z-index = z + 1
+				if @is-modal then this.refs.bg.style.z-index = z + 1
 
-		@repel-move = (e) ~>
+		repel-move(e) {
 			e.stop-propagation!
 			return true
 
-		@bg-click = ~>
+		bg-click() {
 			if @can-close
 				@close!
 
-		@on-body-mousedown = (e) ~>
+		on-body-mousedown(e) {
 			@top!
 			true
 
-		# ヘッダー掴み時
-		@on-header-mousedown = (e) ~>
+		// ヘッダー掴み時
+		on-header-mousedown(e) {
 			e.prevent-default!
 
-			if not contains @refs.main, document.active-element
-				@refs.main.focus!
+			if not contains this.refs.main, document.active-element
+				this.refs.main.focus();
 
-			position = @refs.main.get-bounding-client-rect!
+			position = this.refs.main.get-bounding-client-rect!
 
 			click-x = e.client-x
 			click-y = e.client-y
@@ -341,168 +341,168 @@
 			move-base-y = click-y - position.top
 			browser-width = window.inner-width
 			browser-height = window.inner-height
-			window-width = @refs.main.offset-width
-			window-height = @refs.main.offset-height
+			window-width = this.refs.main.offset-width
+			window-height = this.refs.main.offset-height
 
-			# 動かした時
-			drag-listen (me) ~>
+			// 動かした時
+			drag-listen (me) =>
 				move-left = me.client-x - move-base-x
 				move-top = me.client-y - move-base-y
 
-				# 上はみ出し
+				// 上はみ出し
 				if move-top < 0
 					move-top = 0
 
-				# 左はみ出し
+				// 左はみ出し
 				if move-left < 0
 					move-left = 0
 
-				# 下はみ出し
+				// 下はみ出し
 				if move-top + window-height > browser-height
 					move-top = browser-height - window-height
 
-				# 右はみ出し
+				// 右はみ出し
 				if move-left + window-width > browser-width
 					move-left = browser-width - window-width
 
-				@refs.main.style.left = move-left + \px
-				@refs.main.style.top = move-top + \px
+				this.refs.main.style.left = move-left + 'px' 
+				this.refs.main.style.top = move-top + 'px' 
 
-		# 上ハンドル掴み時
-		@on-top-handle-mousedown = (e) ~>
+		// 上ハンドル掴み時
+		on-top-handle-mousedown(e) {
 			e.prevent-default!
 
 			base = e.client-y
-			height = parse-int((get-computed-style @refs.main, '').height, 10)
-			top = parse-int((get-computed-style @refs.main, '').top, 10)
+			height = parse-int((get-computed-style this.refs.main, '').height, 10)
+			top = parse-int((get-computed-style this.refs.main, '').top, 10)
 
-			# 動かした時
-			drag-listen (me) ~>
+			// 動かした時
+			drag-listen (me) =>
 				move = me.client-y - base
 				if top + move > 0
 					if height + -move > @min-height
 						@apply-transform-height height + -move
 						@apply-transform-top top + move
-					else # 最小の高さより小さくなろうとした時
+					else // 最小の高さより小さくなろうとした時
 						@apply-transform-height @min-height
 						@apply-transform-top top + (height - @min-height)
-				else # 上のはみ出し時
+				else // 上のはみ出し時
 					@apply-transform-height top + height
 					@apply-transform-top 0
 
-		# 右ハンドル掴み時
-		@on-right-handle-mousedown = (e) ~>
+		// 右ハンドル掴み時
+		on-right-handle-mousedown(e) {
 			e.prevent-default!
 
 			base = e.client-x
-			width = parse-int((get-computed-style @refs.main, '').width, 10)
-			left = parse-int((get-computed-style @refs.main, '').left, 10)
+			width = parse-int((get-computed-style this.refs.main, '').width, 10)
+			left = parse-int((get-computed-style this.refs.main, '').left, 10)
 			browser-width = window.inner-width
 
-			# 動かした時
-			drag-listen (me) ~>
+			// 動かした時
+			drag-listen (me) =>
 				move = me.client-x - base
 				if left + width + move < browser-width
 					if width + move > @min-width
 						@apply-transform-width width + move
-					else # 最小の幅より小さくなろうとした時
+					else // 最小の幅より小さくなろうとした時
 						@apply-transform-width @min-width
-				else # 右のはみ出し時
+				else // 右のはみ出し時
 					@apply-transform-width browser-width - left
 
-		# 下ハンドル掴み時
-		@on-bottom-handle-mousedown = (e) ~>
+		// 下ハンドル掴み時
+		on-bottom-handle-mousedown(e) {
 			e.prevent-default!
 
 			base = e.client-y
-			height = parse-int((get-computed-style @refs.main, '').height, 10)
-			top = parse-int((get-computed-style @refs.main, '').top, 10)
+			height = parse-int((get-computed-style this.refs.main, '').height, 10)
+			top = parse-int((get-computed-style this.refs.main, '').top, 10)
 			browser-height = window.inner-height
 
-			# 動かした時
-			drag-listen (me) ~>
+			// 動かした時
+			drag-listen (me) =>
 				move = me.client-y - base
 				if top + height + move < browser-height
 					if height + move > @min-height
 						@apply-transform-height height + move
-					else # 最小の高さより小さくなろうとした時
+					else // 最小の高さより小さくなろうとした時
 						@apply-transform-height @min-height
-				else # 下のはみ出し時
+				else // 下のはみ出し時
 					@apply-transform-height browser-height - top
 
-		# 左ハンドル掴み時
-		@on-left-handle-mousedown = (e) ~>
+		// 左ハンドル掴み時
+		on-left-handle-mousedown(e) {
 			e.prevent-default!
 
 			base = e.client-x
-			width = parse-int((get-computed-style @refs.main, '').width, 10)
-			left = parse-int((get-computed-style @refs.main, '').left, 10)
+			width = parse-int((get-computed-style this.refs.main, '').width, 10)
+			left = parse-int((get-computed-style this.refs.main, '').left, 10)
 
-			# 動かした時
-			drag-listen (me) ~>
+			// 動かした時
+			drag-listen (me) =>
 				move = me.client-x - base
 				if left + move > 0
 					if width + -move > @min-width
 						@apply-transform-width width + -move
 						@apply-transform-left left + move
-					else # 最小の幅より小さくなろうとした時
+					else // 最小の幅より小さくなろうとした時
 						@apply-transform-width @min-width
 						@apply-transform-left left + (width - @min-width)
-				else # 左のはみ出し時
+				else // 左のはみ出し時
 					@apply-transform-width left + width
 					@apply-transform-left 0
 
-		# 左上ハンドル掴み時
-		@on-top-left-handle-mousedown = (e) ~>
-			@on-top-handle-mousedown e
-			@on-left-handle-mousedown e
+		// 左上ハンドル掴み時
+		on-top-left-handle-mousedown(e) {
+			this.on-top-handle-mousedown e
+			this.on-left-handle-mousedown e
 
-		# 右上ハンドル掴み時
-		@on-top-right-handle-mousedown = (e) ~>
-			@on-top-handle-mousedown e
-			@on-right-handle-mousedown e
+		// 右上ハンドル掴み時
+		on-top-right-handle-mousedown(e) {
+			this.on-top-handle-mousedown e
+			this.on-right-handle-mousedown e
 
-		# 右下ハンドル掴み時
-		@on-bottom-right-handle-mousedown = (e) ~>
-			@on-bottom-handle-mousedown e
-			@on-right-handle-mousedown e
+		// 右下ハンドル掴み時
+		on-bottom-right-handle-mousedown(e) {
+			this.on-bottom-handle-mousedown e
+			this.on-right-handle-mousedown e
 
-		# 左下ハンドル掴み時
-		@on-bottom-left-handle-mousedown = (e) ~>
-			@on-bottom-handle-mousedown e
-			@on-left-handle-mousedown e
+		// 左下ハンドル掴み時
+		on-bottom-left-handle-mousedown(e) {
+			this.on-bottom-handle-mousedown e
+			this.on-left-handle-mousedown e
 
-		# 高さを適用
-		@apply-transform-height = (height) ~>
-			@refs.main.style.height = height + \px
+		// 高さを適用
+		apply-transform-height(height) {
+			this.refs.main.style.height = height + 'px' 
 
-		# 幅を適用
-		@apply-transform-width = (width) ~>
-			@refs.main.style.width = width + \px
+		// 幅を適用
+		apply-transform-width(width) {
+			this.refs.main.style.width = width + 'px' 
 
-		# Y座標を適用
-		@apply-transform-top = (top) ~>
-			@refs.main.style.top = top + \px
+		// Y座標を適用
+		apply-transform-top(top) {
+			this.refs.main.style.top = top + 'px' 
 
-		# X座標を適用
-		@apply-transform-left = (left) ~>
-			@refs.main.style.left = left + \px
+		// X座標を適用
+		apply-transform-left(left) {
+			this.refs.main.style.left = left + 'px' 
 
 		function drag-listen fn
-			window.add-event-listener \mousemove  fn
-			window.add-event-listener \mouseleave drag-clear.bind null fn
-			window.add-event-listener \mouseup    drag-clear.bind null fn
+			window.add-event-listener 'mousemove'  fn
+			window.add-event-listener 'mouseleave' drag-clear.bind null fn
+			window.add-event-listener 'mouseup'    drag-clear.bind null fn
 
 		function drag-clear fn
-			window.remove-event-listener \mousemove  fn
-			window.remove-event-listener \mouseleave drag-clear
-			window.remove-event-listener \mouseup    drag-clear
+			window.remove-event-listener 'mousemove'  fn
+			window.remove-event-listener 'mouseleave' drag-clear
+			window.remove-event-listener 'mouseup'    drag-clear
 
-		@ondragover = (e) ~>
-			e.data-transfer.drop-effect = \none
+		ondragover(e) {
+			e.data-transfer.drop-effect = 'none' 
 
-		@on-keydown = (e) ~>
-			if e.which == 27 # Esc
+		on-keydown(e) {
+			if e.which == 27 // Esc
 				if @can-close
 					e.prevent-default!
 					e.stop-propagation!
diff --git a/src/web/app/dev/tags/new-app-form.tag b/src/web/app/dev/tags/new-app-form.tag
index 86e694e94e..a298d5ce0a 100644
--- a/src/web/app/dev/tags/new-app-form.tag
+++ b/src/web/app/dev/tags/new-app-form.tag
@@ -178,64 +178,64 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@nid-state = null
+		this.nid-state = null
 
-		@on-change-nid = ~>
-			nid = @refs.nid.value
+		on-change-nid() {
+			nid = this.refs.nid.value
 
 			if nid == ''
-				@nid-state = null
-				@update!
+				this.nid-state = null
+				this.update();
 				return
 
 			err = switch
-				| not nid.match /^[a-zA-Z0-9\-]+$/ => \invalid-format
-				| nid.length < 3chars              => \min-range
-				| nid.length > 30chars             => \max-range
+				| not nid.match /^[a-zA-Z0-9\-]+$/ => 'invalid-format' 
+				| nid.length < 3chars              => 'min-range' 
+				| nid.length > 30chars             => 'max-range' 
 				| _                                     => null
 
 			if err?
-				@nid-state = err
-				@update!
+				this.nid-state = err
+				this.update();
 			else
-				@nid-state = \wait
-				@update!
+				this.nid-state = 'wait' 
+				this.update();
 
-				@api \app/name_id/available do
+				this.api 'app/name_id/available' do
 					name_id: nid
-				.then (result) ~>
+				.then (result) =>
 					if result.available
-						@nid-state = \ok
+						this.nid-state = 'ok' 
 					else
-						@nid-state = \unavailable
-					@update!
-				.catch (err) ~>
-					@nid-state = \error
-					@update!
+						this.nid-state = 'unavailable' 
+					this.update();
+				.catch (err) =>
+					this.nid-state = 'error' 
+					this.update();
 
-		@onsubmit = ~>
-			name = @refs.name.value
-			nid = @refs.nid.value
-			description = @refs.description.value
-			cb = @refs.cb.value
+		onsubmit() {
+			name = this.refs.name.value
+			nid = this.refs.nid.value
+			description = this.refs.description.value
+			cb = this.refs.cb.value
 			permission = []
 
-			@refs.permission.query-selector-all \input .for-each (el) ~>
+			this.refs.permission.query-selector-all 'input' .for-each (el) =>
 				if el.checked then permission.push el.value
 
-			locker = document.body.append-child document.create-element \mk-locker
+			locker = document.body.appendChild document.createElement 'mk-locker' 
 
-			@api \app/create do
+			this.api 'app/create' do
 				name: name
 				name_id: nid
 				description: description
 				callback_url: cb
-				permission: permission.join \,
-			.then ~>
+				permission: permission.join ',' 
+			.then =>
 				location.href = '/apps'
-			.catch ~>
+			.catch =>
 				alert 'アプリの作成に失敗しました。再度お試しください。'
 
 				locker.parent-node.remove-child locker
diff --git a/src/web/app/dev/tags/pages/app.tag b/src/web/app/dev/tags/pages/app.tag
index 7eaf9decf6..3512dd7477 100644
--- a/src/web/app/dev/tags/pages/app.tag
+++ b/src/web/app/dev/tags/pages/app.tag
@@ -15,16 +15,16 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@fetching = true
+		this.fetching = true
 
-		@on \mount ~>
-			@api \app/show do
-				app_id: @opts.app
-			.then (app) ~>
-				@app = app
-				@fetching = false
-				@update!
+		this.on('mount', () => {
+			this.api 'app/show' do
+				app_id: this.opts.app
+			.then (app) =>
+				this.app = app
+				this.fetching = false
+				this.update();
 	</script>
 </mk-app-page>
diff --git a/src/web/app/dev/tags/pages/apps.tag b/src/web/app/dev/tags/pages/apps.tag
index 03806c6da5..58e09e24e0 100644
--- a/src/web/app/dev/tags/pages/apps.tag
+++ b/src/web/app/dev/tags/pages/apps.tag
@@ -16,15 +16,15 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@fetching = true
+		this.fetching = true
 
-		@on \mount ~>
-			@api \my/apps
-			.then (apps) ~>
-				@fetching = false
-				@apps = apps
-				@update!
+		this.on('mount', () => {
+			this.api 'my/apps' 
+			.then (apps) =>
+				this.fetching = false
+				this.apps = apps
+				this.update();
 	</script>
 </mk-apps-page>
diff --git a/src/web/app/mobile/tags/drive-selector.tag b/src/web/app/mobile/tags/drive-selector.tag
index 7039ac26a3..d1ecc29b57 100644
--- a/src/web/app/mobile/tags/drive-selector.tag
+++ b/src/web/app/mobile/tags/drive-selector.tag
@@ -56,19 +56,19 @@
 
 	</style>
 	<script>
-		@files = []
+		this.files = []
 
-		@on \mount ~>
-			@refs.browser.on \change-selected (files) ~>
-				@files = files
-				@update!
+		this.on('mount', () => {
+			this.refs.browser.on('change-selected', (files) => {
+				this.files = files
+				this.update();
 
-		@cancel = ~>
-			@trigger \canceled
-			@unmount!
+		cancel() {
+			this.trigger('canceled');
+			this.unmount();
 
-		@ok = ~>
-			@trigger \selected @files
-			@unmount!
+		ok() {
+			this.trigger 'selected' @files
+			this.unmount();
 	</script>
 </mk-drive-selector>
diff --git a/src/web/app/mobile/tags/drive.tag b/src/web/app/mobile/tags/drive.tag
index 06ed54e762..f7fc07f00a 100644
--- a/src/web/app/mobile/tags/drive.tag
+++ b/src/web/app/mobile/tags/drive.tag
@@ -128,91 +128,91 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('stream');
 
-		@files = []
-		@folders = []
-		@hierarchy-folders = []
-		@selected-files = []
+		this.files = []
+		this.folders = []
+		this.hierarchy-folders = []
+		this.selected-files = []
 
-		# 現在の階層(フォルダ)
-		# * null でルートを表す
-		@folder = null
+		// 現在の階層(フォルダ)
+		// * null でルートを表す
+		this.folder = null
 
-		@file = null
+		this.file = null
 
-		@is-select-mode = @opts.select? and @opts.select
-		@multiple = if @opts.multiple? then @opts.multiple else false
+		this.is-select-mode = this.opts.select? and this.opts.select
+		this.multiple = if this.opts.multiple? then this.opts.multiple else false
 
-		@on \mount ~>
-			@stream.on \drive_file_created @on-stream-drive-file-created
-			@stream.on \drive_file_updated @on-stream-drive-file-updated
-			@stream.on \drive_folder_created @on-stream-drive-folder-created
-			@stream.on \drive_folder_updated @on-stream-drive-folder-updated
+		this.on('mount', () => {
+			@stream.on 'drive_file_created' this.on-stream-drive-file-created
+			@stream.on 'drive_file_updated' this.on-stream-drive-file-updated
+			@stream.on 'drive_folder_created' this.on-stream-drive-folder-created
+			@stream.on 'drive_folder_updated' this.on-stream-drive-folder-updated
 
-			# Riotのバグでnullを渡しても""になる
-			# https://github.com/riot/riot/issues/2080
-			#if @opts.folder?
-			if @opts.folder? and @opts.folder != ''
-				@cd @opts.folder, true
-			else if @opts.file? and @opts.file != ''
-				@cf @opts.file, true
+			// Riotのバグでnullを渡しても""になる
+			// https://github.com/riot/riot/issues/2080
+			#if this.opts.folder?
+			if this.opts.folder? and this.opts.folder != ''
+				@cd this.opts.folder, true
+			else if this.opts.file? and this.opts.file != ''
+				@cf this.opts.file, true
 			else
 				@load!
 
-		@on \unmount ~>
-			@stream.off \drive_file_created @on-stream-drive-file-created
-			@stream.off \drive_file_updated @on-stream-drive-file-updated
-			@stream.off \drive_folder_created @on-stream-drive-folder-created
-			@stream.off \drive_folder_updated @on-stream-drive-folder-updated
+		this.on('unmount', () => {
+			@stream.off 'drive_file_created' this.on-stream-drive-file-created
+			@stream.off 'drive_file_updated' this.on-stream-drive-file-updated
+			@stream.off 'drive_folder_created' this.on-stream-drive-folder-created
+			@stream.off 'drive_folder_updated' this.on-stream-drive-folder-updated
 
-		@on-stream-drive-file-created = (file) ~>
+		on-stream-drive-file-created(file) {
 			@add-file file, true
 
-		@on-stream-drive-file-updated = (file) ~>
+		on-stream-drive-file-updated(file) {
 			current = if @folder? then @folder.id else null
 			if current != file.folder_id
 				@remove-file file
 			else
 				@add-file file, true
 
-		@on-stream-drive-folder-created = (folder) ~>
+		on-stream-drive-folder-created(folder) {
 			@add-folder folder, true
 
-		@on-stream-drive-folder-updated = (folder) ~>
+		on-stream-drive-folder-updated(folder) {
 			current = if @folder? then @folder.id else null
 			if current != folder.parent_id
 				@remove-folder folder
 			else
 				@add-folder folder, true
 
-		@_move = (ev) ~>
+		@_move = (ev) =>
 			@move ev.item.folder
 
-		@move = (target-folder) ~>
+		move(target-folder) {
 			@cd target-folder
 
-		@cd = (target-folder, silent = false) ~>
-			@file = null
+		cd(target-folder, silent = false) {
+			this.file = null
 
-			if target-folder? and typeof target-folder == \object
+			if target-folder? and typeof target-folder == 'object' 
 				target-folder = target-folder.id
 
 			if target-folder == null
 				@go-root!
 				return
 
-			@loading = true
-			@update!
+			this.loading = true
+			this.update();
 
-			@api \drive/folders/show do
+			this.api 'drive/folders/show' do
 				folder_id: target-folder
-			.then (folder) ~>
-				@folder = folder
-				@hierarchy-folders = []
+			.then (folder) =>
+				this.folder = folder
+				this.hierarchy-folders = []
 
-				x = (f) ~>
+				x = (f) =>
 					@hierarchy-folders.unshift f
 					if f.parent?
 						x f.parent
@@ -220,18 +220,18 @@
 				if folder.parent?
 					x folder.parent
 
-				@update!
-				@trigger \open-folder @folder, silent
+				this.update();
+				this.trigger 'open-folder' @folder, silent
 				@load!
 			.catch (err, text-status) ->
 				console.error err
 
-		@add-folder = (folder, unshift = false) ~>
+		add-folder(folder, unshift = false) {
 			current = if @folder? then @folder.id else null
 			if current != folder.parent_id
 				return
 
-			if (@folders.some (f) ~> f.id == folder.id)
+			if (@folders.some (f) => f.id == folder.id)
 				return
 
 			if unshift
@@ -239,17 +239,17 @@
 			else
 				@folders.push folder
 
-			@update!
+			this.update();
 
-		@add-file = (file, unshift = false) ~>
+		add-file(file, unshift = false) {
 			current = if @folder? then @folder.id else null
 			if current != file.folder_id
 				return
 
-			if (@files.some (f) ~> f.id == file.id)
+			if (@files.some (f) => f.id == file.id)
 				exist = (@files.map (f) -> f.id).index-of file.id
 				@files[exist] = file
-				@update!
+				this.update();
 				return
 
 			if unshift
@@ -257,38 +257,38 @@
 			else
 				@files.push file
 
-			@update!
+			this.update();
 
-		@remove-folder = (folder) ~>
-			if typeof folder == \object
+		remove-folder(folder) {
+			if typeof folder == 'object' 
 				folder = folder.id
-			@folders = @folders.filter (f) -> f.id != folder
-			@update!
+			this.folders = @folders.filter (f) -> f.id != folder
+			this.update();
 
-		@remove-file = (file) ~>
-			if typeof file == \object
+		remove-file(file) {
+			if typeof file == 'object' 
 				file = file.id
-			@files = @files.filter (f) -> f.id != file
-			@update!
+			this.files = @files.filter (f) -> f.id != file
+			this.update();
 
-		@go-root = ~>
+		go-root() {
 			if @folder != null or @file != null
-				@file = null
-				@folder = null
-				@hierarchy-folders = []
-				@update!
-				@trigger \move-root
+				this.file = null
+				this.folder = null
+				this.hierarchy-folders = []
+				this.update();
+				this.trigger('move-root');
 				@load!
 
-		@load = ~>
-			@folders = []
-			@files = []
-			@more-folders = false
-			@more-files = false
-			@loading = true
-			@update!
+		load() {
+			this.folders = []
+			this.files = []
+			this.more-folders = false
+			this.more-files = false
+			this.loading = true
+			this.update();
 
-			@trigger \begin-load
+			this.trigger('begin-load');
 
 			load-folders = null
 			load-files = null
@@ -296,74 +296,74 @@
 			folders-max = 20
 			files-max = 20
 
-			# フォルダ一覧取得
-			@api \drive/folders do
+			// フォルダ一覧取得
+			this.api 'drive/folders' do
 				folder_id: if @folder? then @folder.id else null
 				limit: folders-max + 1
-			.then (folders) ~>
+			.then (folders) =>
 				if folders.length == folders-max + 1
-					@more-folders = true
+					this.more-folders = true
 					folders.pop!
 				load-folders := folders
 				complete!
-			.catch (err, text-status) ~>
+			.catch (err, text-status) =>
 				console.error err
 
-			# ファイル一覧取得
-			@api \drive/files do
+			// ファイル一覧取得
+			this.api 'drive/files' do
 				folder_id: if @folder? then @folder.id else null
 				limit: files-max + 1
-			.then (files) ~>
+			.then (files) =>
 				if files.length == files-max + 1
-					@more-files = true
+					this.more-files = true
 					files.pop!
 				load-files := files
 				complete!
-			.catch (err, text-status) ~>
+			.catch (err, text-status) =>
 				console.error err
 
 			flag = false
-			complete = ~>
+			complete = =>
 				if flag
-					load-folders.for-each (folder) ~>
+					load-folders.for-each (folder) =>
 						@add-folder folder
-					load-files.for-each (file) ~>
+					load-files.for-each (file) =>
 						@add-file file
-					@loading = false
-					@update!
+					this.loading = false
+					this.update();
 
-					@trigger \loaded
+					this.trigger('loaded');
 				else
 					flag := true
-					@trigger \load-mid
+					this.trigger('load-mid');
 
-		@choose-file = (file) ~>
+		choose-file(file) {
 			if @is-select-mode
-				exist = @selected-files.some (f) ~> f.id == file.id
+				exist = @selected-files.some (f) => f.id == file.id
 				if exist
-					@selected-files = (@selected-files.filter (f) ~> f.id != file.id)
+					selected-files(@selected-files.filter (f) { f.id != file.id)
 				else
 					@selected-files.push file
-				@update!
-				@trigger \change-selected @selected-files
+				this.update();
+				this.trigger 'change-selected' @selected-files
 			else
 				@cf file
 
-		@cf = (file, silent = false) ~>
-			if typeof file == \object
+		cf(file, silent = false) {
+			if typeof file == 'object' 
 				file = file.id
 
-			@loading = true
-			@update!
+			this.loading = true
+			this.update();
 
-			@api \drive/files/show do
+			this.api 'drive/files/show' do
 				file_id: file
-			.then (file) ~>
-				@file = file
-				@folder = null
-				@hierarchy-folders = []
+			.then (file) =>
+				this.file = file
+				this.folder = null
+				this.hierarchy-folders = []
 
-				x = (f) ~>
+				x = (f) =>
 					@hierarchy-folders.unshift f
 					if f.parent?
 						x f.parent
@@ -371,7 +371,7 @@
 				if file.folder?
 					x file.folder
 
-				@update!
-				@trigger \open-file @file, silent
+				this.update();
+				this.trigger 'open-file' @file, silent
 	</script>
 </mk-drive>
diff --git a/src/web/app/mobile/tags/drive/file-viewer.tag b/src/web/app/mobile/tags/drive/file-viewer.tag
index a0d4c44453..86f6ca0c5e 100644
--- a/src/web/app/mobile/tags/drive/file-viewer.tag
+++ b/src/web/app/mobile/tags/drive/file-viewer.tag
@@ -180,22 +180,22 @@
 
 	</style>
 	<script>
-		@bytes-to-size = require '../../../common/scripts/bytes-to-size.js'
-		@get-gcd = require '../../../common/scripts/gcd.js'
+		this.bytes-to-size = require('../../../common/scripts/bytes-to-size.js');
+		this.get-gcd = require('../../../common/scripts/gcd.js');
 
-		@mixin \api
+		this.mixin('api');
 
-		@file = @opts.file
-		@kind = @file.type.split \/ .0
+		this.file = this.opts.file
+		this.kind = @file.type.split '/' .0
 
-		@rename = ~>
+		rename() {
 			name = window.prompt '名前を変更' @file.name
 			if name? and name != '' and name != @file.name
-				@api \drive/files/update do
+				this.api 'drive/files/update' do
 					file_id: @file.id
 					name: name
-				.then ~>
-					@parent.cf @file, true
+				.then =>
+					this.parent.cf @file, true
 
 	</script>
 </mk-drive-file-viewer>
diff --git a/src/web/app/mobile/tags/drive/file.tag b/src/web/app/mobile/tags/drive/file.tag
index 95f91e5ebc..16fa74b4bf 100644
--- a/src/web/app/mobile/tags/drive/file.tag
+++ b/src/web/app/mobile/tags/drive/file.tag
@@ -122,16 +122,16 @@
 
 	</style>
 	<script>
-		@bytes-to-size = require '../../../common/scripts/bytes-to-size.js'
+		this.bytes-to-size = require('../../../common/scripts/bytes-to-size.js');
 
-		@browser = @parent
-		@file = @opts.file
-		@is-selected = @browser.selected-files.some (f) ~> f.id == @file.id
+		this.browser = this.parent
+		this.file = this.opts.file
+		this.is-selected = @browser.selected-files.some (f) => f.id == @file.id
 
-		@browser.on \change-selected (selects) ~>
-			@is-selected = selects.some (f) ~> f.id == @file.id
+		@browser.on('change-selected', (selects) => {
+			this.is-selected = selects.some (f) => f.id == @file.id
 
-		@onclick = ~>
+		onclick() {
 			@browser.choose-file @file
 	</script>
 </mk-drive-file>
diff --git a/src/web/app/mobile/tags/drive/folder.tag b/src/web/app/mobile/tags/drive/folder.tag
index 82bef02625..aeb1601a61 100644
--- a/src/web/app/mobile/tags/drive/folder.tag
+++ b/src/web/app/mobile/tags/drive/folder.tag
@@ -37,10 +37,10 @@
 
 	</style>
 	<script>
-		@browser = @parent
-		@folder = @opts.folder
+		this.browser = this.parent
+		this.folder = this.opts.folder
 
-		@onclick = ~>
+		onclick() {
 			@browser.move @folder
 	</script>
 </mk-drive-folder>
diff --git a/src/web/app/mobile/tags/follow-button.tag b/src/web/app/mobile/tags/follow-button.tag
index ac7058aebd..99936530c8 100644
--- a/src/web/app/mobile/tags/follow-button.tag
+++ b/src/web/app/mobile/tags/follow-button.tag
@@ -48,58 +48,58 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \is-promise
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('is-promise');
+		this.mixin('stream');
 
-		@user = null
-		@user-promise = if @is-promise @opts.user then @opts.user else Promise.resolve @opts.user
-		@init = true
-		@wait = false
+		this.user = null
+		this.user-promise = if @is-promise this.opts.user then this.opts.user else Promise.resolve this.opts.user
+		this.init = true
+		this.wait = false
 
-		@on \mount ~>
-			@user-promise.then (user) ~>
-				@user = user
-				@init = false
-				@update!
-				@stream.on \follow @on-stream-follow
-				@stream.on \unfollow @on-stream-unfollow
+		this.on('mount', () => {
+			@user-promise.then (user) =>
+				this.user = user
+				this.init = false
+				this.update();
+				@stream.on 'follow' this.on-stream-follow
+				@stream.on 'unfollow' this.on-stream-unfollow
 
-		@on \unmount ~>
-			@stream.off \follow @on-stream-follow
-			@stream.off \unfollow @on-stream-unfollow
+		this.on('unmount', () => {
+			@stream.off 'follow' this.on-stream-follow
+			@stream.off 'unfollow' this.on-stream-unfollow
 
-		@on-stream-follow = (user) ~>
+		on-stream-follow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@on-stream-unfollow = (user) ~>
+		on-stream-unfollow(user) {
 			if user.id == @user.id
-				@user = user
-				@update!
+				this.user = user
+				this.update();
 
-		@onclick = ~>
-			@wait = true
+		onclick() {
+			this.wait = true
 			if @user.is_following
-				@api \following/delete do
+				this.api 'following/delete' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = false
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 			else
-				@api \following/create do
+				this.api 'following/create' do
 					user_id: @user.id
-				.then ~>
+				.then =>
 					@user.is_following = true
 				.catch (err) ->
 					console.error err
-				.then ~>
-					@wait = false
-					@update!
+				.then =>
+					this.wait = false
+					this.update();
 	</script>
 </mk-follow-button>
diff --git a/src/web/app/mobile/tags/home-timeline.tag b/src/web/app/mobile/tags/home-timeline.tag
index 2aa9127144..98c3a08215 100644
--- a/src/web/app/mobile/tags/home-timeline.tag
+++ b/src/web/app/mobile/tags/home-timeline.tag
@@ -6,38 +6,38 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
+		this.mixin('api');
+		this.mixin('stream');
 
-		@init = new Promise (res, rej) ~>
-			@api \posts/timeline
-			.then (posts) ~>
+		this.init = new Promise (res, rej) =>
+			this.api 'posts/timeline' 
+			.then (posts) =>
 				res posts
-				@trigger \loaded
+				this.trigger('loaded');
 
-		@on \mount ~>
-			@stream.on \post @on-stream-post
-			@stream.on \follow @on-stream-follow
-			@stream.on \unfollow @on-stream-unfollow
+		this.on('mount', () => {
+			@stream.on 'post' this.on-stream-post
+			@stream.on 'follow' this.on-stream-follow
+			@stream.on 'unfollow' this.on-stream-unfollow
 
-		@on \unmount ~>
-			@stream.off \post @on-stream-post
-			@stream.off \follow @on-stream-follow
-			@stream.off \unfollow @on-stream-unfollow
+		this.on('unmount', () => {
+			@stream.off 'post' this.on-stream-post
+			@stream.off 'follow' this.on-stream-follow
+			@stream.off 'unfollow' this.on-stream-unfollow
 
-		@more = ~>
-			@api \posts/timeline do
-				max_id: @refs.timeline.tail!.id
+		more() {
+			this.api 'posts/timeline' do
+				max_id: this.refs.timeline.tail!.id
 
-		@on-stream-post = (post) ~>
-			@is-empty = false
-			@update!
-			@refs.timeline.add-post post
+		on-stream-post(post) {
+			this.is-empty = false
+			this.update();
+			this.refs.timeline.add-post post
 
-		@on-stream-follow = ~>
+		on-stream-follow() {
 			@fetch!
 
-		@on-stream-unfollow = ~>
+		on-stream-unfollow() {
 			@fetch!
 	</script>
 </mk-home-timeline>
diff --git a/src/web/app/mobile/tags/home.tag b/src/web/app/mobile/tags/home.tag
index 78141ca9a7..0ca62cdb00 100644
--- a/src/web/app/mobile/tags/home.tag
+++ b/src/web/app/mobile/tags/home.tag
@@ -13,8 +13,8 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			@refs.tl.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.tl.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-home>
diff --git a/src/web/app/mobile/tags/images-viewer.tag b/src/web/app/mobile/tags/images-viewer.tag
index 05dc744cdb..6ff03ba637 100644
--- a/src/web/app/mobile/tags/images-viewer.tag
+++ b/src/web/app/mobile/tags/images-viewer.tag
@@ -18,10 +18,10 @@
 
 	</style>
 	<script>
-		@images = @opts.images
-		@image = @images.0
+		this.images = this.opts.images
+		this.image = @images.0
 
-		@click = ~>
+		click() {
 			window.open @image.url
 	</script>
 </mk-images-viewer>
diff --git a/src/web/app/mobile/tags/notification-preview.tag b/src/web/app/mobile/tags/notification-preview.tag
index c146c6f0f7..800d1b4345 100644
--- a/src/web/app/mobile/tags/notification-preview.tag
+++ b/src/web/app/mobile/tags/notification-preview.tag
@@ -107,7 +107,7 @@
 
 	</style>
 	<script>
-		@mixin \get-post-summary
-		@notification = @opts.notification
+		this.mixin('get-post-summary');
+		this.notification = this.opts.notification
 	</script>
 </mk-notification-preview>
diff --git a/src/web/app/mobile/tags/notification.tag b/src/web/app/mobile/tags/notification.tag
index b619c66980..9cf61fe40e 100644
--- a/src/web/app/mobile/tags/notification.tag
+++ b/src/web/app/mobile/tags/notification.tag
@@ -167,7 +167,7 @@
 
 	</style>
 	<script>
-		@mixin \get-post-summary
-		@notification = @opts.notification
+		this.mixin('get-post-summary');
+		this.notification = this.opts.notification
 	</script>
 </mk-notification>
diff --git a/src/web/app/mobile/tags/notifications.tag b/src/web/app/mobile/tags/notifications.tag
index 8207495795..59bcebaa40 100644
--- a/src/web/app/mobile/tags/notifications.tag
+++ b/src/web/app/mobile/tags/notifications.tag
@@ -57,34 +57,34 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \stream
-		@mixin \get-post-summary
+		this.mixin('api');
+		this.mixin('stream');
+		this.mixin('get-post-summary');
 
-		@notifications = []
-		@loading = true
+		this.notifications = []
+		this.loading = true
 
-		@on \mount ~>
-			@api \i/notifications
-			.then (notifications) ~>
-				@notifications = notifications
-				@loading = false
-				@update!
-				@trigger \loaded
+		this.on('mount', () => {
+			this.api 'i/notifications' 
+			.then (notifications) =>
+				this.notifications = notifications
+				this.loading = false
+				this.update();
+				this.trigger('loaded');
 			.catch (err, text-status) ->
 				console.error err
 
-			@stream.on \notification @on-notification
+			@stream.on 'notification' this.on-notification
 
-		@on \unmount ~>
-			@stream.off \notification @on-notification
+		this.on('unmount', () => {
+			@stream.off 'notification' this.on-notification
 
-		@on-notification = (notification) ~>
+		on-notification(notification) {
 			@notifications.unshift notification
-			@update!
+			this.update();
 
-		@on \update ~>
-			@notifications.for-each (notification) ~>
+		this.on('update', () => {
+			@notifications.for-each (notification) =>
 				date = (new Date notification.created_at).get-date!
 				month = (new Date notification.created_at).get-month! + 1
 				notification._date = date
diff --git a/src/web/app/mobile/tags/notify.tag b/src/web/app/mobile/tags/notify.tag
index aa45ce0cff..5d27860e41 100644
--- a/src/web/app/mobile/tags/notify.tag
+++ b/src/web/app/mobile/tags/notify.tag
@@ -16,22 +16,22 @@
 
 	</style>
 	<script>
-		@on \mount ~>
-			Velocity @root, {
-				bottom: \0px
+		this.on('mount', () => {
+			Velocity this.root, {
+				bottom: '0px' 
 			} {
 				duration: 500ms
-				easing: \ease-out
+				easing: 'ease-out' 
 			}
 
-			set-timeout ~>
-				Velocity @root, {
-					bottom: \-64px
+			setTimeout =>
+				Velocity this.root, {
+					bottom: '-64px' 
 				} {
 					duration: 500ms
-					easing: \ease-out
-					complete: ~>
-						@unmount!
+					easing: 'ease-out' 
+					complete: =>
+						this.unmount();
 				}
 			, 6000ms
 	</script>
diff --git a/src/web/app/mobile/tags/page/drive.tag b/src/web/app/mobile/tags/page/drive.tag
index ef83e4d5ba..c3e16a704e 100644
--- a/src/web/app/mobile/tags/page/drive.tag
+++ b/src/web/app/mobile/tags/page/drive.tag
@@ -8,53 +8,53 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
+		this.mixin('ui');
+		this.mixin('ui-progress');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey Drive'
-			@ui.trigger \title '<i class="fa fa-cloud"></i>ドライブ'
+			this.ui.trigger('title', '<i class="fa fa-cloud"></i>ドライブ');
 
-			@refs.ui.refs.browser.on \begin-load ~>
-				@Progress.start!
+			this.refs.ui.refs.browser.on('begin-load', () => {
+				this.Progress.start();
 
-			@refs.ui.refs.browser.on \loaded-mid ~>
-				@Progress.set 0.5
+			this.refs.ui.refs.browser.on('loaded-mid', () => {
+				this.Progress.set(0.5);
 
-			@refs.ui.refs.browser.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.browser.on('loaded', () => {
+				this.Progress.done();
 
-			@refs.ui.refs.browser.on \move-root ~>
+			this.refs.ui.refs.browser.on('move-root', () => {
 				title = 'Misskey Drive'
 
-				# Rewrite URL
-				history.push-state null, title, '/i/drive'
+				// Rewrite URL
+				history.pushState null, title, '/i/drive'
 
 				document.title = title
-				@ui.trigger \title '<i class="fa fa-cloud"></i>ドライブ'
+				this.ui.trigger('title', '<i class="fa fa-cloud"></i>ドライブ');
 
-			@refs.ui.refs.browser.on \open-folder (folder, silent) ~>
+			this.refs.ui.refs.browser.on('open-folder', (folder, silent) => {
 				title = folder.name + ' | Misskey Drive'
 
 				if !silent
-					# Rewrite URL
-					history.push-state null, title, '/i/drive/folder/' + folder.id
+					// Rewrite URL
+					history.pushState null, title, '/i/drive/folder/' + folder.id
 
 				document.title = title
-				# TODO: escape html characters in folder.name
-				@ui.trigger \title '<i class="fa fa-folder-open"></i>' + folder.name
+				// TODO: escape html characters in folder.name
+				this.ui.trigger('title', '<i class="fa fa-folder-open"></i>' + folder.name);
 
-			@refs.ui.refs.browser.on \open-file (file, silent) ~>
+			this.refs.ui.refs.browser.on('open-file', (file, silent) => {
 				title = file.name + ' | Misskey Drive'
 
 				if !silent
-					# Rewrite URL
-					history.push-state null, title, '/i/drive/file/' + file.id
+					// Rewrite URL
+					history.pushState null, title, '/i/drive/file/' + file.id
 
 				document.title = title
-				# TODO: escape html characters in file.name
-				@ui.trigger \title '<mk-file-type-icon class="icon"></mk-file-type-icon>' + file.name
-				riot.mount \mk-file-type-icon do
+				// TODO: escape html characters in file.name
+				this.ui.trigger('title', '<mk-file-type-icon class="icon"></mk-file-type-icon>' + file.name);
+				riot.mount 'mk-file-type-icon' do
 					type: file.type
 
 	</script>
diff --git a/src/web/app/mobile/tags/page/entrance.tag b/src/web/app/mobile/tags/page/entrance.tag
index 424c58da5d..3ec43f0f61 100644
--- a/src/web/app/mobile/tags/page/entrance.tag
+++ b/src/web/app/mobile/tags/page/entrance.tag
@@ -43,18 +43,18 @@
 
 	</style>
 	<script>
-		@mode = \signin
+		this.mode = 'signin' 
 
-		@signup = ~>
-			@mode = \signup
-			@update!
+		signup() {
+			this.mode = 'signup' 
+			this.update();
 
-		@signin = ~>
-			@mode = \signin
-			@update!
+		signin() {
+			this.mode = 'signin' 
+			this.update();
 
-		@introduction = ~>
-			@mode = \introduction
-			@update!
+		introduction() {
+			this.mode = 'introduction' 
+			this.update();
 	</script>
 </mk-entrance>
diff --git a/src/web/app/mobile/tags/page/home.tag b/src/web/app/mobile/tags/page/home.tag
index 947e119b09..db87483a90 100644
--- a/src/web/app/mobile/tags/page/home.tag
+++ b/src/web/app/mobile/tags/page/home.tag
@@ -8,38 +8,38 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \ui
-		@mixin \ui-progress
-		@mixin \stream
-		@mixin \get-post-summary
+		this.mixin('i');
+		this.mixin('ui');
+		this.mixin('ui-progress');
+		this.mixin('stream');
+		this.mixin('get-post-summary');
 
-		@unread-count = 0
+		this.unread-count = 0
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey'
-			@ui.trigger \title '<i class="fa fa-home"></i>ホーム'
+			this.ui.trigger('title', '<i class="fa fa-home"></i>ホーム');
 
-			@Progress.start!
+			this.Progress.start();
 
-			@stream.on \post @on-stream-post
-			document.add-event-listener \visibilitychange @window-on-visibilitychange, false
+			@stream.on 'post' this.on-stream-post
+			document.add-event-listener 'visibilitychange' @window-on-visibilitychange, false
 
-			@refs.ui.refs.home.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.home.on('loaded', () => {
+				this.Progress.done();
 
-		@on \unmount ~>
-			@stream.off \post @on-stream-post
-			document.remove-event-listener \visibilitychange @window-on-visibilitychange
+		this.on('unmount', () => {
+			@stream.off 'post' this.on-stream-post
+			document.remove-event-listener 'visibilitychange' @window-on-visibilitychange
 
-		@on-stream-post = (post) ~>
+		on-stream-post(post) {
 			if document.hidden and post.user_id !== @I.id
 				@unread-count++
 				document.title = '(' + @unread-count + ') ' + @get-post-summary post
 
-		@window-on-visibilitychange = ~>
+		window-on-visibilitychange() {
 			if !document.hidden
-				@unread-count = 0
+				this.unread-count = 0
 				document.title = 'Misskey'
 	</script>
 </mk-home-page>
diff --git a/src/web/app/mobile/tags/page/messaging-room.tag b/src/web/app/mobile/tags/page/messaging-room.tag
index 2216d0c460..6b699143ce 100644
--- a/src/web/app/mobile/tags/page/messaging-room.tag
+++ b/src/web/app/mobile/tags/page/messaging-room.tag
@@ -7,21 +7,21 @@
 			display block
 	</style>
 	<script>
-		@mixin \api
-		@mixin \ui
+		this.mixin('api');
+		this.mixin('ui');
 
-		@fetching = true
+		this.fetching = true
 
-		@on \mount ~>
-			@api \users/show do
-				username: @opts.username
-			.then (user) ~>
-				@fetching = false
-				@user = user
-				@update!
+		this.on('mount', () => {
+			this.api 'users/show' do
+				username: this.opts.username
+			.then (user) =>
+				this.fetching = false
+				this.user = user
+				this.update();
 
 				document.title = 'メッセージ: ' + user.name + ' | Misskey'
-				# TODO: ユーザー名をエスケープ
-				@ui.trigger \title '<i class="fa fa-comments-o"></i>' + user.name
+				// TODO: ユーザー名をエスケープ
+				this.ui.trigger('title', '<i class="fa fa-comments-o"></i>'); + user.name
 	</script>
 </mk-messaging-room-page>
diff --git a/src/web/app/mobile/tags/page/messaging.tag b/src/web/app/mobile/tags/page/messaging.tag
index dd277f46e9..1af983b1db 100644
--- a/src/web/app/mobile/tags/page/messaging.tag
+++ b/src/web/app/mobile/tags/page/messaging.tag
@@ -7,14 +7,14 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \page
+		this.mixin('ui');
+		this.mixin('page');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | メッセージ'
-			@ui.trigger \title '<i class="fa fa-comments-o"></i>メッセージ'
+			this.ui.trigger('title', '<i class="fa fa-comments-o"></i>メッセージ');
 
-			@refs.ui.refs.index.on \navigate-user (user) ~>
+			this.refs.ui.refs.index.on('navigate-user', (user) => {
 				@page '/i/messaging/' + user.username
 
 	</script>
diff --git a/src/web/app/mobile/tags/page/notifications.tag b/src/web/app/mobile/tags/page/notifications.tag
index 18b6cc2834..b33386fb85 100644
--- a/src/web/app/mobile/tags/page/notifications.tag
+++ b/src/web/app/mobile/tags/page/notifications.tag
@@ -8,16 +8,16 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
+		this.mixin('ui');
+		this.mixin('ui-progress');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | 通知'
-			@ui.trigger \title '<i class="fa fa-bell-o"></i>通知'
+			this.ui.trigger('title', '<i class="fa fa-bell-o"></i>通知');
 
-			@Progress.start!
+			this.Progress.start();
 
-			@refs.ui.refs.notifications.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.notifications.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-notifications-page>
diff --git a/src/web/app/mobile/tags/page/post.tag b/src/web/app/mobile/tags/page/post.tag
index a8ffb1c3c7..69a24c5528 100644
--- a/src/web/app/mobile/tags/page/post.tag
+++ b/src/web/app/mobile/tags/page/post.tag
@@ -18,21 +18,21 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
+		this.mixin('ui');
+		this.mixin('ui-progress');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey'
-			@ui.trigger \title '<i class="fa fa-sticky-note-o"></i>投稿'
+			this.ui.trigger('title', '<i class="fa fa-sticky-note-o"></i>投稿');
 
-			@Progress.start!
+			this.Progress.start();
 
-			@refs.ui.refs.post.on \post-fetched ~>
-				@Progress.set 0.5
+			this.refs.ui.refs.post.on('post-fetched', () => {
+				this.Progress.set(0.5);
 
-			@refs.ui.refs.post.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.post.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-post-page>
diff --git a/src/web/app/mobile/tags/page/search.tag b/src/web/app/mobile/tags/page/search.tag
index 31de7d9625..4dde50ab8d 100644
--- a/src/web/app/mobile/tags/page/search.tag
+++ b/src/web/app/mobile/tags/page/search.tag
@@ -8,17 +8,17 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
+		this.mixin('ui');
+		this.mixin('ui-progress');
 
-		@on \mount ~>
-			document.title = '検索: ' + @opts.query + ' | Misskey'
-			# TODO: クエリをHTMLエスケープ
-			@ui.trigger \title '<i class="fa fa-search"></i>' + @opts.query
+		this.on('mount', () => {
+			document.title = '検索: ' + this.opts.query + ' | Misskey'
+			// TODO: クエリをHTMLエスケープ
+			this.ui.trigger('title', '<i class="fa fa-search"></i>'); + this.opts.query
 
-			@Progress.start!
+			this.Progress.start();
 
-			@refs.ui.refs.search.on \loaded ~>
-				@Progress.done!
+			this.refs.ui.refs.search.on('loaded', () => {
+				this.Progress.done();
 	</script>
 </mk-search-page>
diff --git a/src/web/app/mobile/tags/page/settings.tag b/src/web/app/mobile/tags/page/settings.tag
index 99e7569f5b..5e06a302ee 100644
--- a/src/web/app/mobile/tags/page/settings.tag
+++ b/src/web/app/mobile/tags/page/settings.tag
@@ -13,10 +13,10 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
+		this.mixin('ui');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | 設定'
-			@ui.trigger \title '<i class="fa fa-cog"></i>設定'
+			this.ui.trigger('title', '<i class="fa fa-cog"></i>設定');
 	</script>
 </mk-settings-page>
diff --git a/src/web/app/mobile/tags/page/settings/api.tag b/src/web/app/mobile/tags/page/settings/api.tag
index 69f4a47db0..039792c0a8 100644
--- a/src/web/app/mobile/tags/page/settings/api.tag
+++ b/src/web/app/mobile/tags/page/settings/api.tag
@@ -7,10 +7,10 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
+		this.mixin('ui');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | API'
-			@ui.trigger \title '<i class="fa fa-key"></i>API'
+			this.ui.trigger('title', '<i class="fa fa-key"></i>API');
 	</script>
 </mk-api-info-page>
diff --git a/src/web/app/mobile/tags/page/settings/authorized-apps.tag b/src/web/app/mobile/tags/page/settings/authorized-apps.tag
index abb8ba0fc0..1415f11d0a 100644
--- a/src/web/app/mobile/tags/page/settings/authorized-apps.tag
+++ b/src/web/app/mobile/tags/page/settings/authorized-apps.tag
@@ -7,10 +7,10 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
+		this.mixin('ui');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | アプリケーション'
-			@ui.trigger \title '<i class="fa fa-puzzle-piece"></i>アプリケーション'
+			this.ui.trigger('title', '<i class="fa fa-puzzle-piece"></i>アプリケーション');
 	</script>
 </mk-authorized-apps-page>
diff --git a/src/web/app/mobile/tags/page/settings/signin.tag b/src/web/app/mobile/tags/page/settings/signin.tag
index 5886b53f9a..092cd64419 100644
--- a/src/web/app/mobile/tags/page/settings/signin.tag
+++ b/src/web/app/mobile/tags/page/settings/signin.tag
@@ -7,10 +7,10 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
+		this.mixin('ui');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | ログイン履歴'
-			@ui.trigger \title '<i class="fa fa-sign-in"></i>ログイン履歴'
+			this.ui.trigger('title', '<i class="fa fa-sign-in"></i>ログイン履歴');
 	</script>
 </mk-signin-history-page>
diff --git a/src/web/app/mobile/tags/page/settings/twitter.tag b/src/web/app/mobile/tags/page/settings/twitter.tag
index f6cde2e5a5..87550efe28 100644
--- a/src/web/app/mobile/tags/page/settings/twitter.tag
+++ b/src/web/app/mobile/tags/page/settings/twitter.tag
@@ -7,10 +7,10 @@
 			display block
 	</style>
 	<script>
-		@mixin \ui
+		this.mixin('ui');
 
-		@on \mount ~>
+		this.on('mount', () => {
 			document.title = 'Misskey | Twitter連携'
-			@ui.trigger \title '<i class="fa fa-twitter"></i>Twitter連携'
+			this.ui.trigger('title', '<i class="fa fa-twitter"></i>Twitter連携');
 	</script>
 </mk-twitter-setting-page>
diff --git a/src/web/app/mobile/tags/page/user-followers.tag b/src/web/app/mobile/tags/page/user-followers.tag
index 5856e60e02..12338e7967 100644
--- a/src/web/app/mobile/tags/page/user-followers.tag
+++ b/src/web/app/mobile/tags/page/user-followers.tag
@@ -8,29 +8,29 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
-		@mixin \api
+		this.mixin('ui');
+		this.mixin('ui-progress');
+		this.mixin('api');
 
-		@fetching = true
-		@user = null
+		this.fetching = true
+		this.user = null
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@api \users/show do
-				username: @opts.user
-			.then (user) ~>
-				@user = user
-				@fetching = false
+			this.api 'users/show' do
+				username: this.opts.user
+			.then (user) =>
+				this.user = user
+				this.fetching = false
 
 				document.title = user.name + 'のフォロワー | Misskey'
-				# TODO: ユーザー名をエスケープ
-				@ui.trigger \title '<img src="' + user.avatar_url + '?thumbnail&size=64">' + user.name + 'のフォロワー'
+				// TODO: ユーザー名をエスケープ
+				this.ui.trigger('title', '<img src="'); + user.avatar_url + '?thumbnail&size=64">' + user.name + 'のフォロワー'
 
-				@update!
+				this.update();
 
-				@refs.ui.refs.list.on \loaded ~>
-					@Progress.done!
+				this.refs.ui.refs.list.on('loaded', () => {
+					this.Progress.done();
 	</script>
 </mk-user-followers-page>
diff --git a/src/web/app/mobile/tags/page/user-following.tag b/src/web/app/mobile/tags/page/user-following.tag
index 14b006d3f9..088c458328 100644
--- a/src/web/app/mobile/tags/page/user-following.tag
+++ b/src/web/app/mobile/tags/page/user-following.tag
@@ -8,29 +8,29 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
-		@mixin \api
+		this.mixin('ui');
+		this.mixin('ui-progress');
+		this.mixin('api');
 
-		@fetching = true
-		@user = null
+		this.fetching = true
+		this.user = null
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@api \users/show do
-				username: @opts.user
-			.then (user) ~>
-				@user = user
-				@fetching = false
+			this.api 'users/show' do
+				username: this.opts.user
+			.then (user) =>
+				this.user = user
+				this.fetching = false
 
 				document.title = user.name + 'のフォロー | Misskey'
-				# TODO: ユーザー名をエスケープ
-				@ui.trigger \title '<img src="' + user.avatar_url + '?thumbnail&size=64">' + user.name + 'のフォロー'
+				// TODO: ユーザー名をエスケープ
+				this.ui.trigger('title', '<img src="'); + user.avatar_url + '?thumbnail&size=64">' + user.name + 'のフォロー'
 
-				@update!
+				this.update();
 
-				@refs.ui.refs.list.on \loaded ~>
-					@Progress.done!
+				this.refs.ui.refs.list.on('loaded', () => {
+					this.Progress.done();
 	</script>
 </mk-user-following-page>
diff --git a/src/web/app/mobile/tags/page/user.tag b/src/web/app/mobile/tags/page/user.tag
index 0ac8ed4e25..4215ca2c35 100644
--- a/src/web/app/mobile/tags/page/user.tag
+++ b/src/web/app/mobile/tags/page/user.tag
@@ -8,18 +8,18 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \ui-progress
+		this.mixin('ui');
+		this.mixin('ui-progress');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@on \mount ~>
-			@Progress.start!
+		this.on('mount', () => {
+			this.Progress.start();
 
-			@refs.ui.refs.user.on \loaded (user) ~>
-				@Progress.done!
+			this.refs.ui.refs.user.on('loaded', (user) => {
+				this.Progress.done();
 				document.title = user.name + ' | Misskey'
-				# TODO: ユーザー名をエスケープ
-				@ui.trigger \title '<i class="fa fa-user"></i>' + user.name
+				// TODO: ユーザー名をエスケープ
+				this.ui.trigger('title', '<i class="fa fa-user"></i>'); + user.name
 	</script>
 </mk-user-page>
diff --git a/src/web/app/mobile/tags/post-detail.tag b/src/web/app/mobile/tags/post-detail.tag
index 3856df0800..7d19a96d54 100644
--- a/src/web/app/mobile/tags/post-detail.tag
+++ b/src/web/app/mobile/tags/post-detail.tag
@@ -329,102 +329,102 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \text
-		@mixin \get-post-summary
-		@mixin \open-post-form
+		this.mixin('api');
+		this.mixin('text');
+		this.mixin('get-post-summary');
+		this.mixin('open-post-form');
 
-		@fetching = true
-		@loading-context = false
-		@content = null
-		@post = null
+		this.fetching = true
+		this.loading-context = false
+		this.content = null
+		this.post = null
 
-		@on \mount ~>
-			@api \posts/show do
-				post_id: @opts.post
-			.then (post) ~>
-				@post = post
-				@is-repost = @post.repost?
-				@p = if @is-repost then @post.repost else @post
-				@summary = @get-post-summary @p
-				@trigger \loaded
-				@fetching = false
-				@update!
+		this.on('mount', () => {
+			this.api 'posts/show' do
+				post_id: this.opts.post
+			.then (post) =>
+				this.post = post
+				this.is-repost = @post.repost?
+				this.p = if @is-repost then @post.repost else @post
+				this.summary = @get-post-summary @p
+				this.trigger('loaded');
+				this.fetching = false
+				this.update();
 
 				if @p.text?
 					tokens = @analyze @p.text
-					@refs.text.innerHTML = @compile tokens
+					this.refs.text.innerHTML = @compile tokens
 
-					@refs.text.children.for-each (e) ~>
-						if e.tag-name == \MK-URL
+					this.refs.text.children.for-each (e) =>
+						if e.tag-name == 'MK-URL' 
 							riot.mount e
 
-					# URLをプレビュー
+					// URLをプレビュー
 					tokens
-						.filter (t) -> t.type == \link
-						.map (t) ~>
-							@preview = @refs.text.append-child document.create-element \mk-url-preview
+						.filter (t) -> t.type == 'link' 
+						.map (t) =>
+							this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
 							riot.mount @preview, do
 								url: t.content
 
-				# Get likes
-				@api \posts/likes do
+				// Get likes
+				this.api 'posts/likes' do
 					post_id: @p.id
 					limit: 8
-				.then (likes) ~>
-					@likes = likes
-					@update!
+				.then (likes) =>
+					this.likes = likes
+					this.update();
 
-				# Get reposts
-				@api \posts/reposts do
+				// Get reposts
+				this.api 'posts/reposts' do
 					post_id: @p.id
 					limit: 8
-				.then (reposts) ~>
-					@reposts = reposts
-					@update!
+				.then (reposts) =>
+					this.reposts = reposts
+					this.update();
 
-				# Get replies
-				@api \posts/replies do
+				// Get replies
+				this.api 'posts/replies' do
 					post_id: @p.id
 					limit: 8
-				.then (replies) ~>
-					@replies = replies
-					@update!
+				.then (replies) =>
+					this.replies = replies
+					this.update();
 
-		@reply = ~>
+		reply() {
 			@open-post-form do
 				reply: @p
 
-		@repost = ~>
+		repost() {
 			text = window.prompt '「' + @summary + '」をRepost'
 			if text?
-				@api \posts/create do
+				this.api 'posts/create' do
 					repost_id: @p.id
 					text: if text == '' then undefined else text
 
-		@like = ~>
+		like() {
 			if @p.is_liked
-				@api \posts/likes/delete do
+				this.api 'posts/likes/delete' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = false
-					@update!
+					this.update();
 			else
-				@api \posts/likes/create do
+				this.api 'posts/likes/create' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = true
-					@update!
+					this.update();
 
-		@load-context = ~>
-			@loading-context = true
+		load-context() {
+			this.loading-context = true
 
-			# Get context
-			@api \posts/context do
+			// Get context
+			this.api 'posts/context' do
 				post_id: @p.reply_to_id
-			.then (context) ~>
-				@context = context.reverse!
-				@loading-context = false
-				@update!
+			.then (context) =>
+				this.context = context.reverse!
+				this.loading-context = false
+				this.update();
 	</script>
 </mk-post-detail>
diff --git a/src/web/app/mobile/tags/post-form.tag b/src/web/app/mobile/tags/post-form.tag
index 3d98a9832f..e53339dd47 100644
--- a/src/web/app/mobile/tags/post-form.tag
+++ b/src/web/app/mobile/tags/post-form.tag
@@ -182,103 +182,103 @@
 
 	</style>
 	<script>
-		get-cat = require '../../common/scripts/get-cat'
+		get-cat = require('../../common/scripts/get-cat');
 
-		@mixin \api
+		this.mixin('api');
 
-		@wait = false
-		@uploadings = []
-		@files = []
-		@poll = false
+		this.wait = false
+		this.uploadings = []
+		this.files = []
+		this.poll = false
 
-		@on \mount ~>
-			@refs.uploader.on \uploaded (file) ~>
+		this.on('mount', () => {
+			this.refs.uploader.on('uploaded', (file) => {
 				@add-file file
 
-			@refs.uploader.on \change-uploads (uploads) ~>
-				@trigger \change-uploading-files uploads
+			this.refs.uploader.on('change-uploads', (uploads) => {
+				this.trigger 'change-uploading-files' uploads
 
-			@refs.text.focus!
+			this.refs.text.focus();
 
-		@onkeypress = (e) ~>
-			if (e.char-code == 10 || e.char-code == 13) && e.ctrl-key
+		onkeypress(e) {
+			if (e.char-code == 10 || e.char-code == 13) && e.ctrlKey
 				@post!
 			else
 				return true
 
-		@onpaste = (e) ~>
-			data = e.clipboard-data
+		onpaste(e) {
+			data = e.clipboardData
 			items = data.items
 			for i from 0 to items.length - 1
 				item = items[i]
 				switch (item.kind)
-					| \file =>
-						@upload item.get-as-file!
+					| 'file' =>
+						@upload item.getAsFile();
 			return true
 
-		@select-file = ~>
-			@refs.file.click!
+		select-file() {
+			this.refs.file.click!
 
-		@select-file-from-drive = ~>
-			browser = document.body.append-child document.create-element \mk-drive-selector
+		select-file-from-drive() {
+			browser = document.body.appendChild document.createElement 'mk-drive-selector' 
 			browser = riot.mount browser, do
 				multiple: true
 			.0
-			browser.on \selected (files) ~>
+			browser.on('selected', (files) => {
 				files.for-each @add-file
 
-		@change-file = ~>
-			files = @refs.file.files
+		change-file() {
+			files = this.refs.file.files
 			for i from 0 to files.length - 1
 				file = files.item i
 				@upload file
 
-		@upload = (file) ~>
-			@refs.uploader.upload file
+		upload(file) {
+			this.refs.uploader.upload file
 
-		@add-file = (file) ~>
-			file._remove = ~>
-				@files = @files.filter (x) -> x.id != file.id
-				@trigger \change-files @files
-				@update!
+		add-file(file) {
+			file._remove = =>
+				this.files = @files.filter (x) -> x.id != file.id
+				this.trigger 'change-files' @files
+				this.update();
 
 			@files.push file
-			@trigger \change-files @files
-			@update!
+			this.trigger 'change-files' @files
+			this.update();
 
-		@add-poll = ~>
-			@poll = true
+		add-poll() {
+			this.poll = true
 
-		@on-poll-destroyed = ~>
+		on-poll-destroyed() {
 			@update do
 				poll: false
 
-		@post = ~>
-			@wait = true
+		post() {
+			this.wait = true
 
 			files = if @files? and @files.length > 0
 				then @files.map (f) -> f.id
 				else undefined
 
-			@api \posts/create do
-				text: @refs.text.value
+			this.api 'posts/create' do
+				text: this.refs.text.value
 				media_ids: files
-				reply_to_id: if @opts.reply? then @opts.reply.id else undefined
-				poll: if @poll then @refs.poll.get! else undefined
-			.then (data) ~>
-				@trigger \post
-				@unmount!
-			.catch (err) ~>
+				reply_to_id: if this.opts.reply? then this.opts.reply.id else undefined
+				poll: if @poll then this.refs.poll.get! else undefined
+			.then (data) =>
+				this.trigger('post');
+				this.unmount();
+			.catch (err) =>
 				console.error err
-				#@opts.ui.trigger \notification 'Error!'
-				@wait = false
-				@update!
+				#this.opts.ui.trigger 'notification' 'Error!'
+				this.wait = false
+				this.update();
 
-		@cancel = ~>
-			@trigger \cancel
-			@unmount!
+		cancel() {
+			this.trigger('cancel');
+			this.unmount();
 
-		@cat = ~>
-			@refs.text.value = @refs.text.value + get-cat!
+		cat() {
+			this.refs.text.value = this.refs.text.value + get-cat!
 	</script>
 </mk-post-form>
diff --git a/src/web/app/mobile/tags/post-preview.tag b/src/web/app/mobile/tags/post-preview.tag
index d86ca86df6..aa1d5f9b29 100644
--- a/src/web/app/mobile/tags/post-preview.tag
+++ b/src/web/app/mobile/tags/post-preview.tag
@@ -90,5 +90,5 @@
 							color #717171
 
 	</style>
-	<script>@post = @opts.post</script>
+	<script>this.post = this.opts.post</script>
 </mk-post-preview>
diff --git a/src/web/app/mobile/tags/search-posts.tag b/src/web/app/mobile/tags/search-posts.tag
index 18d538c327..120df41407 100644
--- a/src/web/app/mobile/tags/search-posts.tag
+++ b/src/web/app/mobile/tags/search-posts.tag
@@ -7,24 +7,24 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@max = 30
-		@offset = 0
+		this.max = 30
+		this.offset = 0
 
-		@query = @opts.query
-		@with-media = @opts.with-media
+		this.query = this.opts.query
+		this.with-media = this.opts.with-media
 
-		@init = new Promise (res, rej) ~>
-			@api \posts/search do
+		this.init = new Promise (res, rej) =>
+			this.api 'posts/search' do
 				query: @query
-			.then (posts) ~>
+			.then (posts) =>
 				res posts
-				@trigger \loaded
+				this.trigger('loaded');
 
-		@more = ~>
+		more() {
 			@offset += @max
-			@api \posts/search do
+			this.api 'posts/search' do
 				query: @query
 				max: @max
 				offset: @offset
diff --git a/src/web/app/mobile/tags/search.tag b/src/web/app/mobile/tags/search.tag
index 3cca973a26..ab7ba4fd26 100644
--- a/src/web/app/mobile/tags/search.tag
+++ b/src/web/app/mobile/tags/search.tag
@@ -6,10 +6,10 @@
 
 	</style>
 	<script>
-		@query = @opts.query
+		this.query = this.opts.query
 
-		@on \mount ~>
-			@refs.posts.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.posts.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-search>
diff --git a/src/web/app/mobile/tags/stream-indicator.tag b/src/web/app/mobile/tags/stream-indicator.tag
index d2ab34574d..caa727dd8c 100644
--- a/src/web/app/mobile/tags/stream-indicator.tag
+++ b/src/web/app/mobile/tags/stream-indicator.tag
@@ -27,27 +27,27 @@
 
 	</style>
 	<script>
-		@mixin \stream
+		this.mixin('stream');
 
-		@on \before-mount ~>
-			@state = @get-stream-state!
+		this.on('before-mount', () => {
+			this.state = @get-stream-state!
 
-			if @state == \connected
-				@root.style.opacity = 0
+			if @state == 'connected' 
+				this.root.style.opacity = 0
 
-		@stream-state-ev.on \connected ~>
-			@state = @get-stream-state!
-			@update!
-			set-timeout ~>
-				Velocity @root, {
+		@stream-state-ev.on('connected', () => {
+			this.state = @get-stream-state!
+			this.update();
+			setTimeout =>
+				Velocity this.root, {
 					opacity: 0
-				} 200ms \linear
+				} 200ms 'linear' 
 			, 1000ms
 
-		@stream-state-ev.on \closed ~>
-			@state = @get-stream-state!
-			@update!
-			Velocity @root, {
+		@stream-state-ev.on('closed', () => {
+			this.state = @get-stream-state!
+			this.update();
+			Velocity this.root, {
 				opacity: 1
 			} 0ms
 	</script>
diff --git a/src/web/app/mobile/tags/sub-post-content.tag b/src/web/app/mobile/tags/sub-post-content.tag
index 2256bb3486..91bd5ac1d3 100644
--- a/src/web/app/mobile/tags/sub-post-content.tag
+++ b/src/web/app/mobile/tags/sub-post-content.tag
@@ -28,17 +28,17 @@
 
 	</style>
 	<script>
-		@mixin \text
+		this.mixin('text');
 
-		@post = @opts.post
+		this.post = this.opts.post
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @post.text?
 				tokens = @analyze @post.text
-				@refs.text.innerHTML = @compile tokens, false
+				this.refs.text.innerHTML = @compile tokens, false
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 	</script>
 </mk-sub-post-content>
diff --git a/src/web/app/mobile/tags/timeline-post-sub.tag b/src/web/app/mobile/tags/timeline-post-sub.tag
index 8ffe84bbc9..5a944db733 100644
--- a/src/web/app/mobile/tags/timeline-post-sub.tag
+++ b/src/web/app/mobile/tags/timeline-post-sub.tag
@@ -97,5 +97,5 @@
 								font-size 80%
 
 	</style>
-	<script>@post = @opts.post</script>
+	<script>this.post = this.opts.post</script>
 </mk-timeline-post-sub>
diff --git a/src/web/app/mobile/tags/timeline-post.tag b/src/web/app/mobile/tags/timeline-post.tag
index 9ffa2c918c..faa05ec7a9 100644
--- a/src/web/app/mobile/tags/timeline-post.tag
+++ b/src/web/app/mobile/tags/timeline-post.tag
@@ -286,62 +286,62 @@
 
 	</style>
 	<script>
-		@mixin \api
-		@mixin \text
-		@mixin \get-post-summary
-		@mixin \open-post-form
+		this.mixin('api');
+		this.mixin('text');
+		this.mixin('get-post-summary');
+		this.mixin('open-post-form');
 
-		@post = @opts.post
-		@is-repost = @post.repost? and !@post.text?
-		@p = if @is-repost then @post.repost else @post
-		@summary = @get-post-summary @p
-		@url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
+		this.post = this.opts.post
+		this.is-repost = @post.repost? and !@post.text?
+		this.p = if @is-repost then @post.repost else @post
+		this.summary = @get-post-summary @p
+		this.url = CONFIG.url + '/' + @p.user.username + '/' + @p.id
 
-		@on \mount ~>
+		this.on('mount', () => {
 			if @p.text?
 				tokens = if @p._highlight?
 					then @analyze @p._highlight
 					else @analyze @p.text
 
-				@refs.text.innerHTML = @refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
+				this.refs.text.innerHTML = this.refs.text.innerHTML.replace '<p class="dummy"></p>' if @p._highlight?
 					then @compile tokens, true, false
 					else @compile tokens
 
-				@refs.text.children.for-each (e) ~>
-					if e.tag-name == \MK-URL
+				this.refs.text.children.for-each (e) =>
+					if e.tag-name == 'MK-URL' 
 						riot.mount e
 
-				# URLをプレビュー
+				// URLをプレビュー
 				tokens
-					.filter (t) -> t.type == \link
-					.map (t) ~>
-						@preview = @refs.text.append-child document.create-element \mk-url-preview
+					.filter (t) -> t.type == 'link' 
+					.map (t) =>
+						this.preview = this.refs.text.appendChild document.createElement 'mk-url-preview' 
 						riot.mount @preview, do
 							url: t.content
 
-		@reply = ~>
+		reply() {
 			@open-post-form do
 				reply: @p
 
-		@repost = ~>
+		repost() {
 			text = window.prompt '「' + @summary + '」をRepost'
 			if text?
-				@api \posts/create do
+				this.api 'posts/create' do
 					repost_id: @p.id
 					text: if text == '' then undefined else text
 
-		@like = ~>
+		like() {
 			if @p.is_liked
-				@api \posts/likes/delete do
+				this.api 'posts/likes/delete' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = false
-					@update!
+					this.update();
 			else
-				@api \posts/likes/create do
+				this.api 'posts/likes/create' do
 					post_id: @p.id
-				.then ~>
+				.then =>
 					@p.is_liked = true
-					@update!
+					this.update();
 	</script>
 </mk-timeline-post>
diff --git a/src/web/app/mobile/tags/timeline.tag b/src/web/app/mobile/tags/timeline.tag
index c41016076e..156c4e4294 100644
--- a/src/web/app/mobile/tags/timeline.tag
+++ b/src/web/app/mobile/tags/timeline.tag
@@ -74,45 +74,45 @@
 
 	</style>
 	<script>
-		@posts = []
-		@init = true
-		@fetching = false
-		@can-fetch-more = true
+		this.posts = []
+		this.init = true
+		this.fetching = false
+		this.can-fetch-more = true
 
-		@on \mount ~>
-			@opts.init.then (posts) ~>
-				@init = false
+		this.on('mount', () => {
+			this.opts.init.then (posts) =>
+				this.init = false
 				@set-posts posts
 
-		@on \update ~>
-			@posts.for-each (post) ~>
+		this.on('update', () => {
+			@posts.for-each (post) =>
 				date = (new Date post.created_at).get-date!
 				month = (new Date post.created_at).get-month! + 1
 				post._date = date
 				post._datetext = month + '月 ' + date + '日'
 
-		@more = ~>
+		more() {
 			if @init or @fetching or @posts.length == 0 then return
-			@fetching = true
-			@update!
-			@opts.more!.then (posts) ~>
-				@fetching = false
+			this.fetching = true
+			this.update();
+			this.opts.more!.then (posts) =>
+				this.fetching = false
 				@prepend-posts posts
 
-		@set-posts = (posts) ~>
-			@posts = posts
-			@update!
+		set-posts(posts) {
+			this.posts = posts
+			this.update();
 
-		@prepend-posts = (posts) ~>
-			posts.for-each (post) ~>
+		prepend-posts(posts) {
+			posts.for-each (post) =>
 				@posts.push post
-				@update!
+				this.update();
 
-		@add-post = (post) ~>
+		add-post(post) {
 			@posts.unshift post
-			@update!
+			this.update();
 
-		@tail = ~>
+		tail() {
 			@posts[@posts.length - 1]
 	</script>
 </mk-timeline>
diff --git a/src/web/app/mobile/tags/ui-header.tag b/src/web/app/mobile/tags/ui-header.tag
index d47c3610f9..f4f44e972a 100644
--- a/src/web/app/mobile/tags/ui-header.tag
+++ b/src/web/app/mobile/tags/ui-header.tag
@@ -88,17 +88,17 @@
 
 	</style>
 	<script>
-		@mixin \ui
-		@mixin \open-post-form
+		this.mixin('ui');
+		this.mixin('open-post-form');
 
-		@on \mount ~>
-			@opts.ready!
+		this.on('mount', () => {
+			this.opts.ready!
 
-		@ui.on \title (title) ~>
-			if @refs.title?
-				@refs.title.innerHTML = title
+		this.ui.on('title', (title) => {
+			if this.refs.title?
+				this.refs.title.innerHTML = title
 
-		@post = ~>
+		post() {
 			@open-post-form!
 	</script>
 </mk-ui-header>
diff --git a/src/web/app/mobile/tags/ui-nav.tag b/src/web/app/mobile/tags/ui-nav.tag
index a5dbd4cbaf..efdec8e14d 100644
--- a/src/web/app/mobile/tags/ui-nav.tag
+++ b/src/web/app/mobile/tags/ui-nav.tag
@@ -117,14 +117,14 @@
 
 	</style>
 	<script>
-		@mixin \i
-		@mixin \page
+		this.mixin('i');
+		this.mixin('page');
 
-		@on \mount ~>
-			@opts.ready!
+		this.on('mount', () => {
+			this.opts.ready!
 
-		@search = ~>
-			query = window.prompt \検索
+		search() {
+			query = window.prompt '検索' 
 			if query? and query != ''
 				@page '/search:' + query
 	</script>
diff --git a/src/web/app/mobile/tags/ui.tag b/src/web/app/mobile/tags/ui.tag
index c3ffe90978..cb87469c01 100644
--- a/src/web/app/mobile/tags/ui.tag
+++ b/src/web/app/mobile/tags/ui.tag
@@ -14,37 +14,37 @@
 					background #fff
 	</style>
 	<script>
-		@mixin \stream
+		this.mixin('stream');
 
-		@ready-count = 0
-		@is-drawer-opening = false
+		this.ready-count = 0
+		this.is-drawer-opening = false
 
-		#@ui.on \notification (text) ~>
-		#	alert text
+		#this.ui.on('notification', (text) => {
+		// alert text
 
-		@on \mount ~>
-			@stream.on \notification @on-stream-notification
+		this.on('mount', () => {
+			@stream.on 'notification' this.on-stream-notification
 			@ready!
 
-		@on \unmount ~>
-			@stream.off \notification @on-stream-notification
+		this.on('unmount', () => {
+			@stream.off 'notification' this.on-stream-notification
 
-		@ready = ~>
+		ready() {
 			@ready-count++
 
 			if @ready-count == 2
 				@init-view-position!
 
-		@init-view-position = ~>
-			top = @refs.header.root.offset-height
-			@refs.main.style.padding-top = top + \px
+		init-view-position() {
+			top = this.refs.header.root.offset-height
+			this.refs.main.style.padding-top = top + 'px' 
 
-		@toggle-drawer = ~>
-			@is-drawer-opening = !@is-drawer-opening
-			@refs.nav.root.style.display = if @is-drawer-opening then \block else \none
+		toggle-drawer() {
+			this.is-drawer-opening = !@is-drawer-opening
+			this.refs.nav.root.style.display = if @is-drawer-opening then 'block' else 'none' 
 
-		@on-stream-notification = (notification) ~>
-			el = document.body.append-child document.create-element \mk-notify
+		on-stream-notification(notification) {
+			el = document.body.appendChild document.createElement 'mk-notify' 
 			riot.mount el, do
 				notification: notification
 	</script>
diff --git a/src/web/app/mobile/tags/user-followers.tag b/src/web/app/mobile/tags/user-followers.tag
index f328ab61de..49091421eb 100644
--- a/src/web/app/mobile/tags/user-followers.tag
+++ b/src/web/app/mobile/tags/user-followers.tag
@@ -6,20 +6,20 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@fetch = (iknow, limit, cursor, cb) ~>
-			@api \users/followers do
+		fetch(iknow, limit, cursor, cb) {
+			this.api 'users/followers' do
 				user_id: @user.id
 				iknow: iknow
 				limit: limit
 				cursor: if cursor? then cursor else undefined
 			.then cb
 
-		@on \mount ~>
-			@refs.list.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.list.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-user-followers>
diff --git a/src/web/app/mobile/tags/user-following.tag b/src/web/app/mobile/tags/user-following.tag
index 29f3680b65..c00894a4c0 100644
--- a/src/web/app/mobile/tags/user-following.tag
+++ b/src/web/app/mobile/tags/user-following.tag
@@ -6,20 +6,20 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = @opts.user
+		this.user = this.opts.user
 
-		@fetch = (iknow, limit, cursor, cb) ~>
-			@api \users/following do
+		fetch(iknow, limit, cursor, cb) {
+			this.api 'users/following' do
 				user_id: @user.id
 				iknow: iknow
 				limit: limit
 				cursor: if cursor? then cursor else undefined
 			.then cb
 
-		@on \mount ~>
-			@refs.list.on \loaded ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			this.refs.list.on('loaded', () => {
+				this.trigger('loaded');
 	</script>
 </mk-user-following>
diff --git a/src/web/app/mobile/tags/user-preview.tag b/src/web/app/mobile/tags/user-preview.tag
index 2e600a8171..09cfeb49e7 100644
--- a/src/web/app/mobile/tags/user-preview.tag
+++ b/src/web/app/mobile/tags/user-preview.tag
@@ -85,5 +85,5 @@
 						color #717171
 
 	</style>
-	<script>@user = @opts.user</script>
+	<script>this.user = this.opts.user</script>
 </mk-user-preview>
diff --git a/src/web/app/mobile/tags/user-timeline.tag b/src/web/app/mobile/tags/user-timeline.tag
index 9646dda9e7..a05fd84228 100644
--- a/src/web/app/mobile/tags/user-timeline.tag
+++ b/src/web/app/mobile/tags/user-timeline.tag
@@ -9,23 +9,23 @@
 
 	</style>
 	<script>
-		@mixin \api
+		this.mixin('api');
 
-		@user = @opts.user
-		@with-media = @opts.with-media
+		this.user = this.opts.user
+		this.with-media = this.opts.with-media
 
-		@init = new Promise (res, rej) ~>
-			@api \users/posts do
+		this.init = new Promise (res, rej) =>
+			this.api 'users/posts' do
 				user_id: @user.id
 				with_media: @with-media
-			.then (posts) ~>
+			.then (posts) =>
 				res posts
-				@trigger \loaded
+				this.trigger('loaded');
 
-		@more = ~>
-			@api \users/posts do
+		more() {
+			this.api 'users/posts' do
 				user_id: @user.id
 				with_media: @with-media
-				max_id: @refs.timeline.tail!.id
+				max_id: this.refs.timeline.tail!.id
 	</script>
 </mk-user-timeline>
diff --git a/src/web/app/mobile/tags/user.tag b/src/web/app/mobile/tags/user.tag
index 37900bb617..6cd815a37f 100644
--- a/src/web/app/mobile/tags/user.tag
+++ b/src/web/app/mobile/tags/user.tag
@@ -154,38 +154,38 @@
 
 	</style>
 	<script>
-		@age = require \s-age
+		this.age = require 's-age' 
 
-		@mixin \i
-		@mixin \api
+		this.mixin('i');
+		this.mixin('api');
 
-		@username = @opts.user
-		@page = if @opts.page? then @opts.page else \posts
-		@fetching = true
+		this.username = this.opts.user
+		this.page = if this.opts.page? then this.opts.page else 'posts' 
+		this.fetching = true
 
-		@on \mount ~>
-			@api \users/show do
+		this.on('mount', () => {
+			this.api 'users/show' do
 				username: @username
-			.then (user) ~>
-				@fetching = false
-				@user = user
-				@trigger \loaded user
-				@update!
+			.then (user) =>
+				this.fetching = false
+				this.user = user
+				this.trigger 'loaded' user
+				this.update();
 
-		@go-posts = ~>
-			@page = \posts
-			@update!
+		go-posts() {
+			this.page = 'posts' 
+			this.update();
 
-		@go-media = ~>
-			@page = \media
-			@update!
+		go-media() {
+			this.page = 'media' 
+			this.update();
 
-		@go-graphs = ~>
-			@page = \graphs
-			@update!
+		go-graphs() {
+			this.page = 'graphs' 
+			this.update();
 
-		@go-likes = ~>
-			@page = \likes
-			@update!
+		go-likes() {
+			this.page = 'likes' 
+			this.update();
 	</script>
 </mk-user>
diff --git a/src/web/app/mobile/tags/users-list.tag b/src/web/app/mobile/tags/users-list.tag
index a45d2a9e07..6d45c32c31 100644
--- a/src/web/app/mobile/tags/users-list.tag
+++ b/src/web/app/mobile/tags/users-list.tag
@@ -70,44 +70,44 @@
 
 	</style>
 	<script>
-		@mixin \i
+		this.mixin('i');
 
-		@limit = 30users
-		@mode = \all
+		this.limit = 30users
+		this.mode = 'all' 
 
-		@fetching = true
-		@more-fetching = false
+		this.fetching = true
+		this.more-fetching = false
 
-		@on \mount ~>
-			@fetch ~>
-				@trigger \loaded
+		this.on('mount', () => {
+			@fetch =>
+				this.trigger('loaded');
 
-		@fetch = (cb) ~>
-			@fetching = true
-			@update!
-			obj <~ @opts.fetch do
-				@mode == \iknow
+		fetch(cb) {
+			this.fetching = true
+			this.update();
+			obj <~ this.opts.fetch do
+				@mode == 'iknow' 
 				@limit
 				null
-			@users = obj.users
-			@next = obj.next
-			@fetching = false
-			@update!
+			this.users = obj.users
+			this.next = obj.next
+			this.fetching = false
+			this.update();
 			if cb? then cb!
 
-		@more = ~>
-			@more-fetching = true
-			@update!
-			obj <~ @opts.fetch do
-				@mode == \iknow
+		more() {
+			this.more-fetching = true
+			this.update();
+			obj <~ this.opts.fetch do
+				@mode == 'iknow' 
 				@limit
 				@cursor
-			@users = @users.concat obj.users
-			@next = obj.next
-			@more-fetching = false
-			@update!
+			this.users = @users.concat obj.users
+			this.next = obj.next
+			this.more-fetching = false
+			this.update();
 
-		@set-mode = (mode) ~>
+		set-mode(mode) {
 			@update do
 				mode: mode