diff --git a/packages/backend/src/server/api/mastodon/endpoints/account.ts b/packages/backend/src/server/api/mastodon/endpoints/account.ts
index 6a1af62be7..0d22ac8ab5 100644
--- a/packages/backend/src/server/api/mastodon/endpoints/account.ts
+++ b/packages/backend/src/server/api/mastodon/endpoints/account.ts
@@ -153,6 +153,25 @@ export class ApiAccountMastodon {
 			return reply.send(response);
 		});
 
+		fastify.get<{ Querystring: { q: string; limit?: string; offset?: string; resolve?: string; following?: string; } }>('/v1/accounts/search', async (request, reply) => {
+			if (!request.query.q) return reply.code(400).send({ error: 'BAD_REQUEST', error_description: 'Missing required property "q"' });
+
+			const client = this.clientService.getClient(request);
+
+			const limit = request.query.limit ? parseInt(request.query.limit) : 40;
+
+			const options = {
+				following: toBoolean(request.query.following),
+				limit,
+				resolve: toBoolean(request.query.resolve),
+			};
+
+			const data = await client.searchAccount(request.query.q, options);
+			const response = await Promise.all(data.data.map(async (account) => await this.mastoConverters.convertAccount(account)));
+
+			return reply.send(response);
+		});
+
 		fastify.get<{ Params: { id?: string } }>('/v1/accounts/:id', async (_request, reply) => {
 			if (!_request.params.id) return reply.code(400).send({ error: 'BAD_REQUEST', error_description: 'Missing required parameter "id"' });
 
diff --git a/packages/megalodon/src/misskey.ts b/packages/megalodon/src/misskey.ts
index 63789aa9f3..88a815d35e 100644
--- a/packages/megalodon/src/misskey.ts
+++ b/packages/megalodon/src/misskey.ts
@@ -653,7 +653,7 @@ export default class Misskey implements MegalodonInterface {
       max_id?: string
       since_id?: string
     }
-  ): Promise<Response<Array<Entity.Account>> | any> {
+  ): Promise<Response<Array<Entity.Account>>> {
     let params = {
       query: q,
       detail: true