diff --git a/CHANGELOG.md b/CHANGELOG.md
index 85cb031d6b70eead35e56421ec0ac60be20edf8c..e89f0ca707c012f8f6c697e4e52ac8dc32282606 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@
 
 ### General
 - コンディショナルロールの条件に「投稿数が～以下」「投稿数が～以上」を追加
+- リアクション非対応AP実装からのLikeアクティビティの解釈を👍から♥に
 
 ### Client
 - クリップボタンをノートアクションに追加できるように
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 8d2b4384a02ece01fef2a4a854898c26601c1f88..356b93c696cedaaf595bad291de654643ebd64c7 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -594,7 +594,6 @@ tokenRequested: "アカウントへのアクセス許可"
 pluginTokenRequestedDescription: "このプラグインはここで設定した権限を行使できるようになります。"
 notificationType: "通知の種類"
 edit: "編集"
-useStarForReactionFallback: "リアクション絵文字が不明な場合、代わりに★を使う"
 emailServer: "メールサーバー"
 enableEmail: "メール配信機能を有効化する"
 emailConfigInfo: "メールアドレスの確認やパスワードリセットの際に使います"
diff --git a/packages/backend/migration/1679651580149-cleanup.js b/packages/backend/migration/1679651580149-cleanup.js
new file mode 100644
index 0000000000000000000000000000000000000000..1f00f3cc1fadecae829091242056cab56d484da6
--- /dev/null
+++ b/packages/backend/migration/1679651580149-cleanup.js
@@ -0,0 +1,11 @@
+export class cleanup1679651580149 {
+    name = 'cleanup1679651580149'
+
+    async up(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" DROP COLUMN "useStarForReactionFallback"`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" ADD "useStarForReactionFallback" boolean NOT NULL DEFAULT false`);
+    }
+}
diff --git a/packages/backend/src/core/ReactionService.ts b/packages/backend/src/core/ReactionService.ts
index f13e9ba15c8a8786fb206f42e45e445307479074..b3aea878d6c4f5bba748815fd83a0dccc012c286 100644
--- a/packages/backend/src/core/ReactionService.ts
+++ b/packages/backend/src/core/ReactionService.ts
@@ -21,6 +21,8 @@ import { bindThis } from '@/decorators.js';
 import { UtilityService } from '@/core/UtilityService.js';
 import { UserBlockingService } from '@/core/UserBlockingService.js';
 
+const FALLBACK = '❤';
+
 const legacies: Record<string, string> = {
 	'like': '👍',
 	'love': '❤', // ここに記述する場合は異体字セレクタを入れない
@@ -255,12 +257,6 @@ export class ReactionService {
 		//#endregion
 	}
 
-	@bindThis
-	public async getFallbackReaction(): Promise<string> {
-		const meta = await this.metaService.fetch();
-		return meta.useStarForReactionFallback ? '⭐' : '👍';
-	}
-
 	@bindThis
 	public convertLegacyReactions(reactions: Record<string, number>) {
 		const _reactions = {} as Record<string, number>;
@@ -294,7 +290,7 @@ export class ReactionService {
 
 	@bindThis
 	public async toDbReaction(reaction?: string | null, reacterHost?: string | null): Promise<string> {
-		if (reaction == null) return await this.getFallbackReaction();
+		if (reaction == null) return FALLBACK;
 
 		reacterHost = this.utilityService.toPunyNullable(reacterHost);
 
@@ -322,7 +318,7 @@ export class ReactionService {
 			if (emoji) return reacterHost ? `:${name}@${reacterHost}:` : `:${name}:`;
 		}
 
-		return await this.getFallbackReaction();
+		return FALLBACK;
 	}
 
 	@bindThis
diff --git a/packages/backend/src/models/entities/Meta.ts b/packages/backend/src/models/entities/Meta.ts
index 179fb535644d042b2dae3a5bab99d046ea2e6a8c..c7c60b640559970c2f8e1199fb881c9a08dff97c 100644
--- a/packages/backend/src/models/entities/Meta.ts
+++ b/packages/backend/src/models/entities/Meta.ts
@@ -42,11 +42,6 @@ export class Meta {
 	})
 	public disableRegistration: boolean;
 
-	@Column('boolean', {
-		default: false,
-	})
-	public useStarForReactionFallback: boolean;
-
 	@Column('varchar', {
 		length: 1024, array: true, default: '{}',
 	})
diff --git a/packages/backend/src/server/api/endpoints/admin/meta.ts b/packages/backend/src/server/api/endpoints/admin/meta.ts
index 28e42e578b880debe2a70d3b9a5f403f36f3e055..cf21e1bd8f664032e464cde09eaafc7362085083 100644
--- a/packages/backend/src/server/api/endpoints/admin/meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/meta.ts
@@ -303,7 +303,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				enableServiceWorker: instance.enableServiceWorker,
 				translatorAvailable: instance.deeplAuthKey != null,
 				cacheRemoteFiles: instance.cacheRemoteFiles,
-				useStarForReactionFallback: instance.useStarForReactionFallback,
 				pinnedUsers: instance.pinnedUsers,
 				hiddenTags: instance.hiddenTags,
 				blockedHosts: instance.blockedHosts,
diff --git a/packages/backend/src/server/api/endpoints/admin/update-meta.ts b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
index 88c0565e4aaa1feb7fbb25826492fde295594107..78a398d6b5cc09a76f4dc49750034d46d77485a7 100644
--- a/packages/backend/src/server/api/endpoints/admin/update-meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
@@ -17,7 +17,6 @@ export const paramDef = {
 	type: 'object',
 	properties: {
 		disableRegistration: { type: 'boolean', nullable: true },
-		useStarForReactionFallback: { type: 'boolean', nullable: true },
 		pinnedUsers: { type: 'array', nullable: true, items: {
 			type: 'string',
 		} },
@@ -115,10 +114,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				set.disableRegistration = ps.disableRegistration;
 			}
 
-			if (typeof ps.useStarForReactionFallback === 'boolean') {
-				set.useStarForReactionFallback = ps.useStarForReactionFallback;
-			}
-
 			if (Array.isArray(ps.pinnedUsers)) {
 				set.pinnedUsers = ps.pinnedUsers.filter(Boolean);
 			}