diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49eb3a21de67..8031fc33ecd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,6 @@
 ### Client
 - Enhance: 自分のノートの添付ファイルから直接ファイルの詳細ページに飛べるように
 - Enhance: 広告がMisskeyと同一ドメインの場合はRouterで遷移するように
-- Enhance: リアクション・いいねの総数を表示するように
 - 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
 - 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
diff --git a/locales/index.d.ts b/locales/index.d.ts
index ab22bccbd04e..db6d6726fcc2 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -8925,10 +8925,6 @@ export interface Locale extends ILocale {
          * {n}人がリアクションしました
          */
         "reactedBySomeUsers": ParameterizedString<"n">;
-        /**
-         * {n}人がいいねしました
-         */
-        "likedBySomeUsers": ParameterizedString<"n">;
         /**
          * {n}人がリノートしました
          */
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index a92874ae4b26..d45716661f32 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -2359,7 +2359,6 @@ _notification:
   sendTestNotification: "テスト通知を送信する"
   notificationWillBeDisplayedLikeThis: "通知はこのように表示されます"
   reactedBySomeUsers: "{n}人がリアクションしました"
-  likedBySomeUsers: "{n}人がいいねしました"
   renotedBySomeUsers: "{n}人がリノートしました"
   followedBySomeUsers: "{n}人にフォローされました"
   flushNotification: "通知の履歴をリセットする"
diff --git a/packages/backend/src/core/entities/NoteEntityService.ts b/packages/backend/src/core/entities/NoteEntityService.ts
index 22d01462e773..5b6affc6a520 100644
--- a/packages/backend/src/core/entities/NoteEntityService.ts
+++ b/packages/backend/src/core/entities/NoteEntityService.ts
@@ -333,7 +333,6 @@ export class NoteEntityService implements OnModuleInit {
 			visibleUserIds: note.visibility === 'specified' ? note.visibleUserIds : undefined,
 			renoteCount: note.renoteCount,
 			repliesCount: note.repliesCount,
-			reactionCount: Object.values(note.reactions).reduce((a, b) => a + b, 0),
 			reactions: this.reactionService.convertLegacyReactions(note.reactions),
 			reactionEmojis: this.customEmojiService.populateEmojis(reactionEmojiNames, host),
 			reactionAndUserPairCache: opts.withReactionAndUserPairCache ? note.reactionAndUserPairCache : undefined,
diff --git a/packages/backend/src/models/json-schema/note.ts b/packages/backend/src/models/json-schema/note.ts
index 2641161c8ba2..bb4ccc7ee4db 100644
--- a/packages/backend/src/models/json-schema/note.ts
+++ b/packages/backend/src/models/json-schema/note.ts
@@ -223,10 +223,6 @@ export const packedNoteSchema = {
 				}],
 			},
 		},
-		reactionCount: {
-			type: 'number',
-			optional: false, nullable: false,
-		},
 		renoteCount: {
 			type: 'number',
 			optional: false, nullable: false,
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 7c596a6b51c4..0deb601baacf 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -93,7 +93,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				</div>
 				<MkA v-if="appearNote.channel && !inChannel" :class="$style.channel" :to="`/channels/${appearNote.channel.id}`"><i class="ti ti-device-tv"></i> {{ appearNote.channel.name }}</MkA>
 			</div>
-			<MkReactionsViewer v-if="appearNote.reactionAcceptance !== 'likeOnly'" :note="appearNote" :maxNumber="24" @mockUpdateMyReaction="emitUpdReaction">
+			<MkReactionsViewer :note="appearNote" :maxNumber="24" @mockUpdateMyReaction="emitUpdReaction">
 				<template #more>
 					<div :class="$style.reactionOmitted">{{ i18n.ts.more }}</div>
 				</template>
@@ -101,7 +101,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<footer :class="$style.footer">
 				<button :class="$style.footerButton" class="_button" @click="reply()">
 					<i class="ti ti-arrow-back-up"></i>
-					<p v-if="appearNote.repliesCount > 0" :class="$style.footerButtonCount">{{ number(appearNote.repliesCount) }}</p>
+					<p v-if="appearNote.repliesCount > 0" :class="$style.footerButtonCount">{{ appearNote.repliesCount }}</p>
 				</button>
 				<button
 					v-if="canRenote"
@@ -111,17 +111,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 					@mousedown="renote()"
 				>
 					<i class="ti ti-repeat"></i>
-					<p v-if="appearNote.renoteCount > 0" :class="$style.footerButtonCount">{{ number(appearNote.renoteCount) }}</p>
+					<p v-if="appearNote.renoteCount > 0" :class="$style.footerButtonCount">{{ appearNote.renoteCount }}</p>
 				</button>
 				<button v-else :class="$style.footerButton" class="_button" disabled>
 					<i class="ti ti-ban"></i>
 				</button>
-				<button ref="reactButton" :class="$style.footerButton" class="_button" @click="toggleReact()">
-					<i v-if="appearNote.reactionAcceptance === 'likeOnly' && appearNote.myReaction != null" class="ti ti-heart-filled" style="color: var(--eventReactionHeart);"></i>
-					<i v-else-if="appearNote.myReaction != null" class="ti ti-minus" style="color: var(--accent);"></i>
-					<i v-else-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
+				<button v-if="appearNote.myReaction == null" ref="reactButton" :class="$style.footerButton" class="_button" @mousedown="react()">
+					<i v-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
 					<i v-else class="ti ti-plus"></i>
-					<p v-if="appearNote.reactionCount > 0" :class="$style.footerButtonCount">{{ number(appearNote.reactionCount) }}</p>
+				</button>
+				<button v-if="appearNote.myReaction != null" ref="reactButton" :class="$style.footerButton" class="_button" @click="undoReact(appearNote)">
+					<i class="ti ti-minus"></i>
 				</button>
 				<button v-if="defaultStore.state.showClipButtonInNoteFooter" ref="clipButton" :class="$style.footerButton" class="_button" @mousedown="clip()">
 					<i class="ti ti-paperclip"></i>
@@ -175,7 +175,6 @@ import { pleaseLogin } from '@/scripts/please-login.js';
 import { focusPrev, focusNext } from '@/scripts/focus.js';
 import { checkWordMute } from '@/scripts/check-word-mute.js';
 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';
@@ -421,14 +420,6 @@ function undoReact(targetNote: Misskey.entities.Note): void {
 	});
 }
 
-function toggleReact() {
-	if (appearNote.value.myReaction == null) {
-		react();
-	} else {
-		undoReact(appearNote.value);
-	}
-}
-
 function onContextmenu(ev: MouseEvent): void {
 	if (props.mock) {
 		return;
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index a9f7cf97346b..cb6b9395984e 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -106,10 +106,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkTime :time="appearNote.createdAt" mode="detail"/>
 				</MkA>
 			</div>
-			<MkReactionsViewer v-if="appearNote.reactionAcceptance !== 'likeOnly'" ref="reactionsViewer" :note="appearNote"/>
+			<MkReactionsViewer ref="reactionsViewer" :note="appearNote"/>
 			<button class="_button" :class="$style.noteFooterButton" @click="reply()">
 				<i class="ti ti-arrow-back-up"></i>
-				<p v-if="appearNote.repliesCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.repliesCount) }}</p>
+				<p v-if="appearNote.repliesCount > 0" :class="$style.noteFooterButtonCount">{{ appearNote.repliesCount }}</p>
 			</button>
 			<button
 				v-if="canRenote"
@@ -119,17 +119,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 				@mousedown="renote()"
 			>
 				<i class="ti ti-repeat"></i>
-				<p v-if="appearNote.renoteCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.renoteCount) }}</p>
+				<p v-if="appearNote.renoteCount > 0" :class="$style.noteFooterButtonCount">{{ appearNote.renoteCount }}</p>
 			</button>
 			<button v-else class="_button" :class="$style.noteFooterButton" disabled>
 				<i class="ti ti-ban"></i>
 			</button>
-			<button ref="reactButton" :class="$style.noteFooterButton" class="_button" @click="toggleReact()">
-				<i v-if="appearNote.reactionAcceptance === 'likeOnly' && appearNote.myReaction != null" class="ti ti-heart-filled" style="color: var(--eventReactionHeart);"></i>
-				<i v-else-if="appearNote.myReaction != null" class="ti ti-minus" style="color: var(--accent);"></i>
-				<i v-else-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
+			<button v-if="appearNote.myReaction == null" ref="reactButton" :class="$style.noteFooterButton" class="_button" @mousedown="react()">
+				<i v-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
 				<i v-else class="ti ti-plus"></i>
-				<p v-if="appearNote.reactionCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.reactionCount) }}</p>
+			</button>
+			<button v-if="appearNote.myReaction != null" ref="reactButton" class="_button" :class="[$style.noteFooterButton, $style.reacted]" @click="undoReact(appearNote)">
+				<i class="ti ti-minus"></i>
 			</button>
 			<button v-if="defaultStore.state.showClipButtonInNoteFooter" ref="clipButton" class="_button" :class="$style.noteFooterButton" @mousedown="clip()">
 				<i class="ti ti-paperclip"></i>
@@ -209,7 +209,6 @@ import { pleaseLogin } from '@/scripts/please-login.js';
 import { checkWordMute } from '@/scripts/check-word-mute.js';
 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 * as sound from '@/scripts/sound.js';
@@ -402,22 +401,14 @@ function react(viaKeyboard = false): void {
 	}
 }
 
-function undoReact(targetNote: Misskey.entities.Note): void {
-	const oldReaction = targetNote.myReaction;
+function undoReact(note): void {
+	const oldReaction = note.myReaction;
 	if (!oldReaction) return;
 	misskeyApi('notes/reactions/delete', {
-		noteId: targetNote.id,
+		noteId: note.id,
 	});
 }
 
-function toggleReact() {
-	if (appearNote.value.myReaction == null) {
-		react();
-	} else {
-		undoReact(appearNote.value);
-	}
-}
-
 function onContextmenu(ev: MouseEvent): void {
 	const isLink = (el: HTMLElement): boolean => {
 		if (el.tagName === 'A') return true;
diff --git a/packages/frontend/src/components/MkNotification.vue b/packages/frontend/src/components/MkNotification.vue
index 0d3a5c13ba2b..322b9400beb9 100644
--- a/packages/frontend/src/components/MkNotification.vue
+++ b/packages/frontend/src/components/MkNotification.vue
@@ -8,7 +8,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div :class="$style.head">
 		<MkAvatar v-if="['pollEnded', 'note'].includes(notification.type) && notification.note" :class="$style.icon" :user="notification.note.user" link preview/>
 		<MkAvatar v-else-if="['roleAssigned', 'achievementEarned'].includes(notification.type)" :class="$style.icon" :user="$i" link preview/>
-		<div v-else-if="notification.type === 'reaction:grouped' && notification.note.reactionAcceptance === 'likeOnly'" :class="[$style.icon, $style.icon_reactionGroupHeart]"><i class="ti ti-heart" style="line-height: 1;"></i></div>
 		<div v-else-if="notification.type === 'reaction:grouped'" :class="[$style.icon, $style.icon_reactionGroup]"><i class="ti ti-plus" style="line-height: 1;"></i></div>
 		<div v-else-if="notification.type === 'renote:grouped'" :class="[$style.icon, $style.icon_renoteGroup]"><i class="ti ti-repeat" style="line-height: 1;"></i></div>
 		<img v-else-if="notification.type === 'test'" :class="$style.icon" :src="infoImageUrl"/>
@@ -58,7 +57,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<span v-else-if="notification.type === 'achievementEarned'">{{ i18n.ts._notification.achievementEarned }}</span>
 			<span v-else-if="notification.type === 'test'">{{ i18n.ts._notification.testNotification }}</span>
 			<MkA v-else-if="notification.type === 'follow' || notification.type === 'mention' || notification.type === 'reply' || notification.type === 'renote' || notification.type === 'quote' || notification.type === 'reaction' || notification.type === 'receiveFollowRequest' || notification.type === 'followRequestAccepted'" v-user-preview="notification.user.id" :class="$style.headerName" :to="userPage(notification.user)"><MkUserName :user="notification.user"/></MkA>
-			<span v-else-if="notification.type === 'reaction:grouped' && notification.note.reactionAcceptance === 'likeOnly'">{{ i18n.tsx._notification.likedBySomeUsers({ n: notification.reactions.length }) }}</span>
 			<span v-else-if="notification.type === 'reaction:grouped'">{{ i18n.tsx._notification.reactedBySomeUsers({ n: notification.reactions.length }) }}</span>
 			<span v-else-if="notification.type === 'renote:grouped'">{{ i18n.tsx._notification.renotedBySomeUsers({ n: notification.users.length }) }}</span>
 			<span v-else-if="notification.type === 'app'">{{ notification.header }}</span>
@@ -203,7 +201,6 @@ const rejectFollowRequest = () => {
 }
 
 .icon_reactionGroup,
-.icon_reactionGroupHeart,
 .icon_renoteGroup {
 	display: grid;
 	align-items: center;
@@ -216,15 +213,11 @@ const rejectFollowRequest = () => {
 }
 
 .icon_reactionGroup {
-	background: var(--eventReaction);
-}
-
-.icon_reactionGroupHeart {
-	background: var(--eventReactionHeart);
+	background: #e99a0b;
 }
 
 .icon_renoteGroup {
-	background: var(--eventRenote);
+	background: #36d298;
 }
 
 .icon_app {
@@ -253,49 +246,49 @@ const rejectFollowRequest = () => {
 
 .t_follow, .t_followRequestAccepted, .t_receiveFollowRequest {
 	padding: 3px;
-	background: var(--eventFollow);
+	background: #36aed2;
 	pointer-events: none;
 }
 
 .t_renote {
 	padding: 3px;
-	background: var(--eventRenote);
+	background: #36d298;
 	pointer-events: none;
 }
 
 .t_quote {
 	padding: 3px;
-	background: var(--eventRenote);
+	background: #36d298;
 	pointer-events: none;
 }
 
 .t_reply {
 	padding: 3px;
-	background: var(--eventReply);
+	background: #007aff;
 	pointer-events: none;
 }
 
 .t_mention {
 	padding: 3px;
-	background: var(--eventOther);
+	background: #88a6b7;
 	pointer-events: none;
 }
 
 .t_pollEnded {
 	padding: 3px;
-	background: var(--eventOther);
+	background: #88a6b7;
 	pointer-events: none;
 }
 
 .t_achievementEarned {
 	padding: 3px;
-	background: var(--eventAchievement);
+	background: #cb9a11;
 	pointer-events: none;
 }
 
 .t_roleAssigned {
 	padding: 3px;
-	background: var(--eventOther);
+	background: #88a6b7;
 	pointer-events: none;
 }
 
diff --git a/packages/frontend/src/components/MkTutorialDialog.Note.vue b/packages/frontend/src/components/MkTutorialDialog.Note.vue
index 2a26d22dc27c..f03a83293b69 100644
--- a/packages/frontend/src/components/MkTutorialDialog.Note.vue
+++ b/packages/frontend/src/components/MkTutorialDialog.Note.vue
@@ -63,7 +63,6 @@ const exampleNote = reactive<Misskey.entities.Note>({
 	reactionAcceptance: null,
 	renoteCount: 0,
 	repliesCount: 1,
-	reactionCount: 0,
 	reactions: {},
 	reactionEmojis: {},
 	fileIds: [],
diff --git a/packages/frontend/src/components/MkTutorialDialog.PostNote.vue b/packages/frontend/src/components/MkTutorialDialog.PostNote.vue
index e1d88b5e5c22..2b8c586dacce 100644
--- a/packages/frontend/src/components/MkTutorialDialog.PostNote.vue
+++ b/packages/frontend/src/components/MkTutorialDialog.PostNote.vue
@@ -68,7 +68,6 @@ const exampleCWNote = reactive<Misskey.entities.Note>({
 	reactionAcceptance: null,
 	renoteCount: 0,
 	repliesCount: 1,
-	reactionCount: 0,
 	reactions: {},
 	reactionEmojis: {},
 	fileIds: [],
diff --git a/packages/frontend/src/components/MkTutorialDialog.Sensitive.vue b/packages/frontend/src/components/MkTutorialDialog.Sensitive.vue
index 7ae48dcd151a..b17ec6646185 100644
--- a/packages/frontend/src/components/MkTutorialDialog.Sensitive.vue
+++ b/packages/frontend/src/components/MkTutorialDialog.Sensitive.vue
@@ -58,7 +58,6 @@ const exampleNote = reactive<Misskey.entities.Note>({
 	reactionAcceptance: null,
 	renoteCount: 0,
 	repliesCount: 1,
-	reactionCount: 0,
 	reactions: {},
 	reactionEmojis: {},
 	fileIds: ['0000000002'],
diff --git a/packages/frontend/src/scripts/use-note-capture.ts b/packages/frontend/src/scripts/use-note-capture.ts
index 542d8ab52b18..524ac5d3fe75 100644
--- a/packages/frontend/src/scripts/use-note-capture.ts
+++ b/packages/frontend/src/scripts/use-note-capture.ts
@@ -35,7 +35,6 @@ export function useNoteCapture(props: {
 				const currentCount = (note.value.reactions || {})[reaction] || 0;
 
 				note.value.reactions[reaction] = currentCount + 1;
-				note.value.reactionCount += 1;
 
 				if ($i && (body.userId === $i.id)) {
 					note.value.myReaction = reaction;
@@ -50,7 +49,6 @@ export function useNoteCapture(props: {
 				const currentCount = (note.value.reactions || {})[reaction] || 0;
 
 				note.value.reactions[reaction] = Math.max(0, currentCount - 1);
-				note.value.reactionCount = Math.max(0, note.value.reactionCount - 1);
 				if (note.value.reactions[reaction] === 0) delete note.value.reactions[reaction];
 
 				if ($i && (body.userId === $i.id)) {
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index 187d9027339f..0951a7d98d5d 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -22,13 +22,6 @@
 	}
 
 	//--ad: rgb(255 169 0 / 10%);
-	--eventFollow: #36aed2;
-	--eventRenote: #36d298;
-	--eventReply: #007aff;
-	--eventReactionHeart: #dd2e44;
-	--eventReaction: #e99a0b;
-	--eventAchievement: #cb9a11;
-	--eventOther: #88a6b7;
 }
 
 ::selection {
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index 6b759c6e333c..c095036c8abe 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -3987,7 +3987,6 @@ export type components = {
       reactions: {
         [key: string]: number;
       };
-      reactionCount: number;
       renoteCount: number;
       repliesCount: number;
       uri?: string;