diff --git a/packages/backend/src/server/api/endpoints/auth/accept.ts b/packages/backend/src/server/api/endpoints/auth/accept.ts
index fd2cb215a2..f904c9b437 100644
--- a/packages/backend/src/server/api/endpoints/auth/accept.ts
+++ b/packages/backend/src/server/api/endpoints/auth/accept.ts
@@ -29,7 +29,7 @@ export default class extends Endpoint<'auth/accept'> {
 				.findOneBy({ token: ps.token });
 
 			if (session == null) {
-				throw new ApiError(meta.errors.noSuchSession);
+				throw new ApiError(this.meta.errors.noSuchSession);
 			}
 
 			const accessToken = secureRndstr(32, true);
diff --git a/packages/backend/src/server/api/endpoints/blocking/create.ts b/packages/backend/src/server/api/endpoints/blocking/create.ts
index d9ba99f209..2c2eea809d 100644
--- a/packages/backend/src/server/api/endpoints/blocking/create.ts
+++ b/packages/backend/src/server/api/endpoints/blocking/create.ts
@@ -8,56 +8,10 @@ import { DI } from '@/di-symbols.js';
 import { GetterService } from '@/server/api/GetterService.js';
 import { ApiError } from '../../error.js';
 
-export const meta = {
-	tags: ['account'],
-
-	limit: {
-		duration: ms('1hour'),
-		max: 20,
-	},
-
-	requireCredential: true,
-
-	kind: 'write:blocks',
-
-	errors: {
-		noSuchUser: {
-			message: 'No such user.',
-			code: 'NO_SUCH_USER',
-			id: '7cc4f851-e2f1-4621-9633-ec9e1d00c01e',
-		},
-
-		blockeeIsYourself: {
-			message: 'Blockee is yourself.',
-			code: 'BLOCKEE_IS_YOURSELF',
-			id: '88b19138-f28d-42c0-8499-6a31bbd0fdc6',
-		},
-
-		alreadyBlocking: {
-			message: 'You are already blocking that user.',
-			code: 'ALREADY_BLOCKING',
-			id: '787fed64-acb9-464a-82eb-afbd745b9614',
-		},
-	},
-
-	res: {
-		type: 'object',
-		optional: false, nullable: false,
-		ref: 'UserDetailedNotMe',
-	},
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		userId: { type: 'string', format: 'misskey:id' },
-	},
-	required: ['userId'],
-} as const;
-
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'blocking/create'> {
+	name = 'blocking/create' as const;
 	constructor(
 		@Inject(DI.usersRepository)
 		private usersRepository: UsersRepository,
@@ -69,17 +23,17 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 		private getterService: GetterService,
 		private userBlockingService: UserBlockingService,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			const blocker = await this.usersRepository.findOneByOrFail({ id: me.id });
 
 			// 自分自身
 			if (me.id === ps.userId) {
-				throw new ApiError(meta.errors.blockeeIsYourself);
+				throw new ApiError(this.meta.errors.blockeeIsYourself);
 			}
 
 			// Get blockee
 			const blockee = await this.getterService.getUser(ps.userId).catch(err => {
-				if (err.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
+				if (err.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(this.meta.errors.noSuchUser);
 				throw err;
 			});
 
@@ -90,7 +44,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			});
 
 			if (exist != null) {
-				throw new ApiError(meta.errors.alreadyBlocking);
+				throw new ApiError(this.meta.errors.alreadyBlocking);
 			}
 
 			await this.userBlockingService.block(blocker, blockee);
diff --git a/packages/misskey-js/src/endpoints.ts b/packages/misskey-js/src/endpoints.ts
index 884ecfde46..96e3714925 100644
--- a/packages/misskey-js/src/endpoints.ts
+++ b/packages/misskey-js/src/endpoints.ts
@@ -2450,11 +2450,11 @@ export const endpoints = {
 	},
 	'auth/accept': {
 		tags: ['auth'],
-	
+
 		requireCredential: true,
-	
+
 		secure: true,
-	
+
 		errors: {
 			noSuchSession: {
 				message: 'No such session.',
@@ -2473,7 +2473,55 @@ export const endpoints = {
 			},
 			res: undefined,
 		}],
-	}
+	},
+	//#endregion
+
+	//#region blocking
+	'blocking/create': {
+		tags: ['account'],
+
+		limit: {
+			duration: ms('1hour'),
+			max: 20,
+		},
+
+		requireCredential: true,
+
+		kind: 'write:blocks',
+
+		errors: {
+			noSuchUser: {
+				message: 'No such user.',
+				code: 'NO_SUCH_USER',
+				id: '7cc4f851-e2f1-4621-9633-ec9e1d00c01e',
+			},
+
+			blockeeIsYourself: {
+				message: 'Blockee is yourself.',
+				code: 'BLOCKEE_IS_YOURSELF',
+				id: '88b19138-f28d-42c0-8499-6a31bbd0fdc6',
+			},
+
+			alreadyBlocking: {
+				message: 'You are already blocking that user.',
+				code: 'ALREADY_BLOCKING',
+				id: '787fed64-acb9-464a-82eb-afbd745b9614',
+			},
+		},
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					userId: { type: 'string', format: 'misskey:id' },
+				},
+				required: ['userId'],
+			},
+			res: {
+				$ref: 'https://misskey-hub.net/api/schemas/UserDetailedNotMe',
+			},
+		}],
+	},
 	//#endregion
 } as const satisfies { [x: string]: IEndpointMeta; };