diff --git a/packages/backend/src/misc/reaction-lib.ts b/packages/backend/src/misc/reaction-lib.ts
index 61798333ba..c8d6e6d29a 100644
--- a/packages/backend/src/misc/reaction-lib.ts
+++ b/packages/backend/src/misc/reaction-lib.ts
@@ -62,18 +62,18 @@ export async function toDbReaction(
 
 	reacterHost = toPunyNullable(reacterHost);
 
-	// Convert string-type reactions to pictograms
+	// 文字列タイプのリアクションを絵文字に変換
 	if (Object.keys(legacies).includes(reaction)) return legacies[reaction];
 
-	// Unicode Pictograms
-	/*const match = emojiRegex.exec(reaction);
+	// Unicode絵文字
+	const match = emojiRegex.exec(reaction);
 	if (match) {
-		// One pictogram with ligatures
+		// 合字を含む1つの絵文字
 		const unicode = match[0];
 
-		// variant character selector removal
+		// 異体字セレクタ除去
 		return unicode.match('\u200d') ? unicode : unicode.replace(/\ufe0f/g, '');
-	}*/
+	}
 
 	const custom = reaction.match(/^:([\w+-]+)(?:@\.)?:$/);
 	if (custom) {
diff --git a/packages/client/src/emojilist.json b/packages/client/src/emojilist.json
index 17dca1c076..4f6051bed5 100644
--- a/packages/client/src/emojilist.json
+++ b/packages/client/src/emojilist.json
@@ -1496,7 +1496,7 @@
 	{ "category": "symbols", "char": "🀄", "name": "mahjong", "keywords": ["game", "play", "chinese", "kanji"] },
 	{ "category": "symbols", "char": "♠️", "name": "spades", "keywords": ["poker", "cards", "suits", "magic"] },
 	{ "category": "symbols", "char": "♣️", "name": "clubs", "keywords": ["poker", "cards", "magic", "suits"] },
-	{ "category": "symbols", "char": "❤️", "name": "hearts", "keywords": ["poker", "cards", "magic", "suits"] },
+	{ "category": "symbols", "char": "♥️", "name": "hearts", "keywords": ["poker", "cards", "magic", "suits"] },
 	{ "category": "symbols", "char": "♦️", "name": "diamonds", "keywords": ["poker", "cards", "magic", "suits"] },
 	{ "category": "symbols", "char": "🎴", "name": "flower_playing_cards", "keywords": ["game", "sunset", "red"] },
 	{ "category": "symbols", "char": "💭", "name": "thought_balloon", "keywords": ["bubble", "cloud", "speech", "thinking", "dream"] },