diff --git a/packages/backend/src/models/repositories/note-reaction.ts b/packages/backend/src/models/repositories/note-reaction.ts
index 37b770e42..852cc4fa8 100644
--- a/packages/backend/src/models/repositories/note-reaction.ts
+++ b/packages/backend/src/models/repositories/note-reaction.ts
@@ -3,6 +3,7 @@ import { NoteReaction } from "@/models/entities/note-reaction.js";
 import { Notes, Users } from "../index.js";
 import type { Packed } from "@/misc/schema.js";
 import type { User } from "@/models/entities/user.js";
+import { decodeReaction } from "@/misc/reaction-lib.js";
 
 export const NoteReactionRepository = db.getRepository(NoteReaction).extend({
 	async pack(
@@ -26,7 +27,7 @@ export const NoteReactionRepository = db.getRepository(NoteReaction).extend({
 			id: reaction.id,
 			createdAt: reaction.createdAt.toISOString(),
 			user: await Users.pack(reaction.user ?? reaction.userId, me),
-			type: reaction.reaction,
+			type: decodeReaction(reaction.reaction).reaction,
 			...(opts.withNote
 				? {
 						note: await Notes.pack(reaction.note ?? reaction.noteId, me),
diff --git a/packages/backend/src/models/repositories/note.ts b/packages/backend/src/models/repositories/note.ts
index 75b8cac28..8fbcd86b1 100644
--- a/packages/backend/src/models/repositories/note.ts
+++ b/packages/backend/src/models/repositories/note.ts
@@ -73,7 +73,7 @@ async function populateMyReaction(
 	if (_hint_?.myReactions) {
 		const reaction = _hint_.myReactions.get(note.id);
 		if (reaction) {
-			return reaction.reaction;
+			return decodeReaction(reaction.reaction).reaction;
 		} else if (reaction === null) {
 			return undefined;
 		}
@@ -86,7 +86,7 @@ async function populateMyReaction(
 	});
 
 	if (reaction) {
-		return reaction.reaction;
+		return decodeReaction(reaction.reaction).reaction;
 	}
 
 	return undefined;
@@ -103,7 +103,7 @@ export const NoteRepository = db.getRepository(Note).extend({
 				return true;
 			} else {
 				// 指定されているかどうか
-				return note.visibleUserIds.some((id: string) => meId === id);
+				return note.visibleUserIds.some((id: any) => meId === id);
 			}
 		}