diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ccfd7389f..5377f858d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,7 +16,8 @@
 - Enhance: リアクション受け入れが「いいねのみ」の場合はリアクション絵文字一覧を表示しないように
 - Enhance: 設定>プラグインのページからプラグインの簡易的なログやエラーを見られるように
   - 実装の都合により、プラグインは１つエラーを起こした時に即時停止するようになりました
-- Enhance: ページのデザインを変更	
+- Enhance: ページのデザインを変更
+- Enhance: 2要素認証（ワンタイムパスワード）の入力欄を改善
 - Fix: 一部のページ内リンクが正しく動作しない問題を修正
 - Fix: 周年の実績が閏年を考慮しない問題を修正
 - Fix: ローカルURLのプレビューポップアップが左上に表示される
diff --git a/locales/index.d.ts b/locales/index.d.ts
index 3e779465c6..9cde030374 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -4995,6 +4995,14 @@ export interface Locale extends ILocale {
      * 使用しない場合は空欄にしてください
      */
     "notUsePleaseLeaveBlank": string;
+    /**
+     * ワンタイムパスワードを使う
+     */
+    "useTotp": string;
+    /**
+     * バックアップコードを使う
+     */
+    "useBackupCode": string;
     /**
      * 通報の種類
      */
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 17f13e37b8..34b11a8b01 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1244,6 +1244,8 @@ loading: "読み込み中"
 surrender: "やめる"
 gameRetry: "リトライ"
 notUsePleaseLeaveBlank: "使用しない場合は空欄にしてください"
+useTotp: "ワンタイムパスワードを使う"
+useBackupCode: "バックアップコードを使う"
 abuseReportCategory: "通報の種類"
 selectCategory: "カテゴリを選択"
 reportComplete: "通報完了"
diff --git a/packages/frontend/src/components/MkInput.vue b/packages/frontend/src/components/MkInput.vue
index 56e2185a87..cef0418005 100644
--- a/packages/frontend/src/components/MkInput.vue
+++ b/packages/frontend/src/components/MkInput.vue
@@ -22,6 +22,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			:autocomplete="autocomplete"
 			:autocapitalize="autocapitalize"
 			:spellcheck="spellcheck"
+			:inputmode="inputmode"
 			:step="step"
 			:list="id"
 			:min="min"
@@ -63,6 +64,7 @@ const props = defineProps<{
 	mfmAutocomplete?: boolean | SuggestionType[],
 	autocapitalize?: string;
 	spellcheck?: boolean;
+	inputmode?: 'none' | 'text' | 'search' | 'email' | 'url' | 'numeric' | 'tel' | 'decimal';
 	step?: any;
 	datalist?: string[];
 	min?: number;
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 67a83e51e0..39464fddce 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -161,6 +161,7 @@ import MkNoteSub from '@/components/MkNoteSub.vue';
 import MkNoteHeader from '@/components/MkNoteHeader.vue';
 import MkNoteSimple from '@/components/MkNoteSimple.vue';
 import MkReactionsViewer from '@/components/MkReactionsViewer.vue';
+import MkReactionsViewerDetails from '@/components/MkReactionsViewer.details.vue';
 import MkMediaList from '@/components/MkMediaList.vue';
 import MkCwButton from '@/components/MkCwButton.vue';
 import MkPoll from '@/components/MkPoll.vue';
@@ -175,7 +176,7 @@ import { userPage } from '@/filters/user.js';
 import number from '@/filters/number.js';
 import * as os from '@/os.js';
 import * as sound from '@/scripts/sound.js';
-import { misskeyApi } from '@/scripts/misskey-api.js';
+import { misskeyApi, misskeyApiGet } from '@/scripts/misskey-api.js';
 import { defaultStore, noteViewInterruptors } from '@/store.js';
 import { reactionPicker } from '@/scripts/reaction-picker.js';
 import { extractUrlFromMfm } from '@/scripts/extract-url-from-mfm.js';
@@ -327,6 +328,28 @@ if (!props.mock) {
 			targetElement: renoteButton.value,
 		}, {}, 'closed');
 	});
+
+	if (appearNote.value.reactionAcceptance === 'likeOnly') {
+		useTooltip(reactButton, async (showing) => {
+			const reactions = await misskeyApiGet('notes/reactions', {
+				noteId: appearNote.value.id,
+				limit: 10,
+				_cacheKey_: appearNote.value.reactionCount,
+			});
+
+			const users = reactions.map(x => x.user);
+
+			if (users.length < 1) return;
+
+			os.popup(MkReactionsViewerDetails, {
+				showing,
+				reaction: '❤️',
+				users,
+				count: appearNote.value.reactionCount,
+				targetElement: reactButton.value!,
+			}, {}, 'closed');
+		});
+	}
 }
 
 function renote(viaKeyboard = false) {
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index b514c67fae..f5f5fb8dbc 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -201,6 +201,7 @@ import * as Misskey from 'misskey-js';
 import MkNoteSub from '@/components/MkNoteSub.vue';
 import MkNoteSimple from '@/components/MkNoteSimple.vue';
 import MkReactionsViewer from '@/components/MkReactionsViewer.vue';
+import MkReactionsViewerDetails from '@/components/MkReactionsViewer.details.vue';
 import MkMediaList from '@/components/MkMediaList.vue';
 import MkCwButton from '@/components/MkCwButton.vue';
 import MkPoll from '@/components/MkPoll.vue';
@@ -213,7 +214,7 @@ import { userPage } from '@/filters/user.js';
 import { notePage } from '@/filters/note.js';
 import number from '@/filters/number.js';
 import * as os from '@/os.js';
-import { misskeyApi } from '@/scripts/misskey-api.js';
+import { misskeyApi, misskeyApiGet } from '@/scripts/misskey-api.js';
 import * as sound from '@/scripts/sound.js';
 import { defaultStore, noteViewInterruptors } from '@/store.js';
 import { reactionPicker } from '@/scripts/reaction-picker.js';
@@ -352,6 +353,28 @@ useTooltip(renoteButton, async (showing) => {
 	}, {}, 'closed');
 });
 
+if (appearNote.value.reactionAcceptance === 'likeOnly') {
+	useTooltip(reactButton, async (showing) => {
+		const reactions = await misskeyApiGet('notes/reactions', {
+			noteId: appearNote.value.id,
+			limit: 10,
+			_cacheKey_: appearNote.value.reactionCount,
+		});
+
+		const users = reactions.map(x => x.user);
+
+		if (users.length < 1) return;
+
+		os.popup(MkReactionsViewerDetails, {
+			showing,
+			reaction: '❤️',
+			users,
+			count: appearNote.value.reactionCount,
+			targetElement: reactButton.value!,
+		}, {}, 'closed');
+	});
+}
+
 function renote(viaKeyboard = false) {
 	pleaseLogin();
 	showMovedDialog();
diff --git a/packages/frontend/src/components/MkPasswordDialog.vue b/packages/frontend/src/components/MkPasswordDialog.vue
index c49526d8e2..e749725fea 100644
--- a/packages/frontend/src/components/MkPasswordDialog.vue
+++ b/packages/frontend/src/components/MkPasswordDialog.vue
@@ -19,18 +19,21 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<div style="margin-top: 16px;">{{ i18n.ts.authenticationRequiredToContinue }}</div>
 		</div>
 
-		<div class="_gaps">
-			<MkInput ref="passwordInput" v-model="password" :placeholder="i18n.ts.password" type="password" autocomplete="current-password webauthn" :withPasswordToggle="true">
-				<template #prefix><i class="ti ti-password"></i></template>
-			</MkInput>
+		<form @submit.prevent="done">
+			<div class="_gaps">
+				<MkInput ref="passwordInput" v-model="password" :placeholder="i18n.ts.password" type="password" autocomplete="current-password webauthn" required :withPasswordToggle="true">
+					<template #prefix><i class="ti ti-password"></i></template>
+				</MkInput>
 
-			<MkInput v-if="$i.twoFactorEnabled" v-model="token" type="text" pattern="^([0-9]{6}|[A-Z0-9]{32})$" autocomplete="one-time-code" :spellcheck="false">
-				<template #label>{{ i18n.ts.token }} ({{ i18n.ts['2fa'] }})</template>
-				<template #prefix><i class="ti ti-123"></i></template>
-			</MkInput>
+				<MkInput v-if="$i.twoFactorEnabled" v-model="token" type="text" :pattern="isBackupCode ? '^[A-Z0-9]{32}$' :'^[0-9]{6}$'" autocomplete="one-time-code" required :spellcheck="false" :inputmode="isBackupCode ? undefined : 'numeric'">
+					<template #label>{{ i18n.ts.token }} ({{ i18n.ts['2fa'] }})</template>
+					<template #prefix><i v-if="isBackupCode" class="ti ti-key"></i><i v-else class="ti ti-123"></i></template>
+					<template #caption><button class="_textButton" type="button" @click="isBackupCode = !isBackupCode">{{ isBackupCode ? i18n.ts.useTotp : i18n.ts.useBackupCode }}</button></template>
+				</MkInput>
 
-			<MkButton :disabled="(password ?? '') == '' || ($i.twoFactorEnabled && (token ?? '') == '')" primary rounded style="margin: 0 auto;" @click="done"><i class="ti ti-lock-open"></i> {{ i18n.ts.continue }}</MkButton>
-		</div>
+				<MkButton :disabled="(password ?? '') == '' || ($i.twoFactorEnabled && (token ?? '') == '')" type="submit" primary rounded style="margin: 0 auto;"><i class="ti ti-lock-open"></i> {{ i18n.ts.continue }}</MkButton>
+			</div>
+		</form>
 	</MkSpacer>
 </MkModalWindow>
 </template>
@@ -54,6 +57,7 @@ const emit = defineEmits<{
 const dialog = shallowRef<InstanceType<typeof MkModalWindow>>();
 const passwordInput = shallowRef<InstanceType<typeof MkInput>>();
 const password = ref('');
+const isBackupCode = ref(false);
 const token = ref<string | null>(null);
 
 function onClose() {
@@ -61,7 +65,7 @@ function onClose() {
 	if (dialog.value) dialog.value.close();
 }
 
-function done(res) {
+function done() {
 	emit('done', { password: password.value, token: token.value });
 	if (dialog.value) dialog.value.close();
 }
diff --git a/packages/frontend/src/components/MkSignin.vue b/packages/frontend/src/components/MkSignin.vue
index 7c6de580a4..cc182a233a 100644
--- a/packages/frontend/src/components/MkSignin.vue
+++ b/packages/frontend/src/components/MkSignin.vue
@@ -31,15 +31,15 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<div v-if="user && user.securityKeys" class="or-hr">
 				<p class="or-msg">{{ i18n.ts.or }}</p>
 			</div>
-			<div class="twofa-group totp-group">
-				<p style="margin-bottom:0;">{{ i18n.ts['2fa'] }}</p>
+			<div class="twofa-group totp-group _gaps">
 				<MkInput v-if="user && user.usePasswordLessLogin" v-model="password" type="password" autocomplete="current-password" :withPasswordToggle="true" required>
 					<template #label>{{ i18n.ts.password }}</template>
 					<template #prefix><i class="ti ti-lock"></i></template>
 				</MkInput>
-				<MkInput v-model="token" type="text" pattern="^([0-9]{6}|[A-Z0-9]{32})$" autocomplete="one-time-code" :spellcheck="false" required>
-					<template #label>{{ i18n.ts.token }}</template>
-					<template #prefix><i class="ti ti-123"></i></template>
+				<MkInput v-model="token" type="text" :pattern="isBackupCode ? '^[A-Z0-9]{32}$' :'^[0-9]{6}$'" autocomplete="one-time-code" required :spellcheck="false" :inputmode="isBackupCode ? undefined : 'numeric'">
+					<template #label>{{ i18n.ts.token }} ({{ i18n.ts['2fa'] }})</template>
+					<template #prefix><i v-if="isBackupCode" class="ti ti-key"></i><i v-else class="ti ti-123"></i></template>
+					<template #caption><button class="_textButton" type="button" @click="isBackupCode = !isBackupCode">{{ isBackupCode ? i18n.ts.useTotp : i18n.ts.useBackupCode }}</button></template>
 				</MkInput>
 				<MkButton type="submit" :disabled="signing" large primary rounded style="margin: 0 auto;">{{ signing ? i18n.ts.loggingIn : i18n.ts.login }}</MkButton>
 			</div>
@@ -70,6 +70,7 @@ const password = ref('');
 const token = ref('');
 const host = ref(toUnicode(configHost));
 const totpLogin = ref(false);
+const isBackupCode = ref(false);
 const queryingKey = ref(false);
 const credentialRequest = ref<CredentialRequestOptions | null>(null);
 
diff --git a/packages/frontend/src/pages/settings/2fa.qrdialog.vue b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
index 30534cc623..1dc61a33be 100644
--- a/packages/frontend/src/pages/settings/2fa.qrdialog.vue
+++ b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
@@ -52,7 +52,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkSpacer :marginMin="20" :marginMax="28">
 						<div class="_gaps">
 							<div>{{ i18n.ts._2fa.step3Title }}</div>
-							<MkInput v-model="token" autocomplete="one-time-code"></MkInput>
+							<MkInput v-model="token" autocomplete="one-time-code" inputmode="numeric"></MkInput>
 							<div>{{ i18n.ts._2fa.step3 }}</div>
 						</div>
 						<div class="_buttonsCenter" style="margin-top: 16px;">
diff --git a/packages/frontend/src/pages/settings/2fa.vue b/packages/frontend/src/pages/settings/2fa.vue
index e229bd37e0..179737d699 100644
--- a/packages/frontend/src/pages/settings/2fa.vue
+++ b/packages/frontend/src/pages/settings/2fa.vue
@@ -80,7 +80,7 @@ import MkSwitch from '@/components/MkSwitch.vue';
 import FormSection from '@/components/form/section.vue';
 import MkFolder from '@/components/MkFolder.vue';
 import * as os from '@/os.js';
-import { signinRequired } from '@/account.js';
+import { signinRequired, updateAccount } from '@/account.js';
 import { i18n } from '@/i18n.js';
 
 const $i = signinRequired();
@@ -116,6 +116,10 @@ async function unregisterTOTP(): Promise<void> {
 	os.apiWithDialog('i/2fa/unregister', {
 		password: auth.result.password,
 		token: auth.result.token,
+	}).then(res => {
+		updateAccount({
+			twoFactorEnabled: false,
+		});
 	}).catch(error => {
 		os.alert({
 			type: 'error',