diff --git a/src/web/app/desktop/-tags/messaging/window.tag b/src/web/app/desktop/-tags/messaging/window.tag
deleted file mode 100644
index e078bccad7..0000000000
--- a/src/web/app/desktop/-tags/messaging/window.tag
+++ /dev/null
@@ -1,34 +0,0 @@
-<mk-messaging-window>
-	<mk-window ref="window" is-modal={ false } width={ '500px' } height={ '560px' }>
-		<yield to="header">%fa:comments%メッセージ</yield>
-		<yield to="content">
-			<mk-messaging ref="index"/>
-		</yield>
-	</mk-window>
-	<style lang="stylus" scoped>
-		:scope
-			> mk-window
-				[data-yield='header']
-					> [data-fa]
-						margin-right 4px
-
-				[data-yield='content']
-					> mk-messaging
-						height 100%
-						overflow auto
-
-	</style>
-	<script lang="typescript">
-		this.on('mount', () => {
-			this.$refs.window.on('closed', () => {
-				this.$destroy();
-			});
-
-			this.$refs.window.refs.index.on('navigate-user', user => {
-				riot.mount(document.body.appendChild(document.createElement('mk-messaging-room-window')), {
-					user: user
-				});
-			});
-		});
-	</script>
-</mk-messaging-window>
diff --git a/src/web/app/desktop/views/components/messaging-window.vue b/src/web/app/desktop/views/components/messaging-window.vue
new file mode 100644
index 0000000000..f8df20bc1a
--- /dev/null
+++ b/src/web/app/desktop/views/components/messaging-window.vue
@@ -0,0 +1,33 @@
+<template>
+<mk-window ref="window" width='500px' height='560px' @closed="$destroy">
+	<span slot="header" :class="$style.header">%fa:comments%メッセージ</span>
+	<mk-messaging :class="$style.content" @navigate="navigate"/>
+</mk-window>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+export default Vue.extend({
+	methods: {
+		navigate(user) {
+			document.body.appendChild(new MkMessagingRoomWindow({
+				parent: this,
+				propsData: {
+					user: user
+				}
+			}).$mount().$el);
+		}
+	}
+});
+</script>
+
+<style lang="stylus" module>
+.header
+	> [data-fa]
+		margin-right 4px
+
+.content
+	height 100%
+	overflow auto
+
+</style>
diff --git a/src/web/app/desktop/views/components/post-form-window.vue b/src/web/app/desktop/views/components/post-form-window.vue
index 1272333709..8647a8d2dd 100644
--- a/src/web/app/desktop/views/components/post-form-window.vue
+++ b/src/web/app/desktop/views/components/post-form-window.vue
@@ -6,14 +6,13 @@
 		<span :class="$style.count" v-if="media.length != 0">{{ '%i18n:desktop.tags.mk-post-form-window.attaches%'.replace('{}', media.length) }}</span>
 		<span :class="$style.count" v-if="uploadings.length != 0">{{ '%i18n:desktop.tags.mk-post-form-window.uploading-media%'.replace('{}', uploadings.length) }}<mk-ellipsis/></span>
 	</span>
-	<div slot="content">
-		<mk-post-preview v-if="reply" :class="$style.postPreview" :post="reply"/>
-		<mk-post-form ref="form"
-			:reply="reply"
-			@posted="onPosted"
-			@change-uploadings="onChangeUploadings"
-			@change-attached-media="onChangeMedia"/>
-	</div>
+
+	<mk-post-preview v-if="reply" :class="$style.postPreview" :post="reply"/>
+	<mk-post-form ref="form"
+		:reply="reply"
+		@posted="onPosted"
+		@change-uploadings="onChangeUploadings"
+		@change-attached-media="onChangeMedia"/>
 </mk-window>
 </template>
 
diff --git a/src/web/app/desktop/views/components/window.vue b/src/web/app/desktop/views/components/window.vue
index 069d4c4f9f..946590d683 100644
--- a/src/web/app/desktop/views/components/window.vue
+++ b/src/web/app/desktop/views/components/window.vue
@@ -10,7 +10,9 @@
 					<button class="close" v-if="canClose" @mousedown.stop="() => {}" @click="close" title="閉じる">%fa:times%</button>
 				</div>
 			</header>
-			<div class="content"><slot name="content"></slot></div>
+			<div class="content">
+				<slot></slot>
+			</div>
 		</div>
 		<div class="handle top" v-if="canResize" @mousedown.prevent="onTopHandleMousedown"></div>
 		<div class="handle right" v-if="canResize" @mousedown.prevent="onRightHandleMousedown"></div>