diff --git a/packages/misskey-js/src/api.types.ts b/packages/misskey-js/src/api.types.ts
index cc88c4b1a4..d9004be266 100644
--- a/packages/misskey-js/src/api.types.ts
+++ b/packages/misskey-js/src/api.types.ts
@@ -2,7 +2,7 @@ import type {
 	Ad, Announcement, Antenna, App, AuthSession, Blocking, Channel, Clip, DateString, DetailedInstanceMetadata, DriveFile, DriveFolder, Following, FollowingFolloweePopulated, FollowingFollowerPopulated, FollowRequest, GalleryPost, Instance,
 	LiteInstanceMetadata,
 	MeDetailed,
-	Note, NoteFavorite, OriginType, Page, ServerInfo, Stats, User, UserDetailed, UserGroup, UserList, UserSorting, Notification, NoteReaction, Signin, MessagingMessage,
+	Note, NoteFavorite, OriginType, Page, ServerInfo, Stats, User, UserDetailed, UserList, UserSorting, Notification, NoteReaction, Signin, MessagingMessage,
 } from './entities.js';
 
 type TODO = Record<string, any> | null;
diff --git a/packages/misskey-js/src/entities.ts b/packages/misskey-js/src/entities.ts
index 04065c51c9..dba7993fa4 100644
--- a/packages/misskey-js/src/entities.ts
+++ b/packages/misskey-js/src/entities.ts
@@ -1,77 +1,14 @@
+import { Packed } from "./schemas";
+
 export type ID = string;
 export type DateString = string;
 
 type TODO = Record<string, any>;
 
 // NOTE: 極力この型を使うのは避け、UserLite か UserDetailed か明示するように
-export type User = UserLite | UserDetailed;
-
-export type UserLite = {
-	id: ID;
-	username: string;
-	host: string | null;
-	name: string;
-	onlineStatus: 'online' | 'active' | 'offline' | 'unknown';
-	avatarUrl: string;
-	avatarBlurhash: string;
-	emojis: {
-		name: string;
-		url: string;
-	}[];
-	instance?: {
-		name: Instance['name'];
-		softwareName: Instance['softwareName'];
-		softwareVersion: Instance['softwareVersion'];
-		iconUrl: Instance['iconUrl'];
-		faviconUrl: Instance['faviconUrl'];
-		themeColor: Instance['themeColor'];
-	};
-};
-
-export type UserDetailed = UserLite & {
-	alsoKnownAs: string[];
-	bannerBlurhash: string | null;
-	bannerColor: string | null;
-	bannerUrl: string | null;
-	birthday: string | null;
-	createdAt: DateString;
-	description: string | null;
-	ffVisibility: 'public' | 'followers' | 'private';
-	fields: {name: string; value: string}[];
-	followersCount: number;
-	followingCount: number;
-	hasPendingFollowRequestFromYou: boolean;
-	hasPendingFollowRequestToYou: boolean;
-	isAdmin: boolean;
-	isBlocked: boolean;
-	isBlocking: boolean;
-	isBot: boolean;
-	isCat: boolean;
-	isFollowed: boolean;
-	isFollowing: boolean;
-	isLocked: boolean;
-	isModerator: boolean;
-	isMuted: boolean;
-	isSilenced: boolean;
-	isSuspended: boolean;
-	lang: string | null;
-	lastFetchedAt?: DateString;
-	location: string | null;
-	movedTo: string;
-	notesCount: number;
-	pinnedNoteIds: ID[];
-	pinnedNotes: Note[];
-	pinnedPage: Page | null;
-	pinnedPageId: string | null;
-	publicReactions: boolean;
-	securityKeys: boolean;
-	twoFactorEnabled: boolean;
-	updatedAt: DateString | null;
-	uri: string | null;
-	url: string | null;
-};
-
-export type UserGroup = TODO;
+export type User = Packed<'User'>;
+export type UserLite = Packed<'UserLite'>;
+export type UserDetailed = Packed<'UserDetailed'>;
 
 export type UserList = {
 	id: ID;
@@ -231,11 +168,6 @@ export type Notification = {
 	type: 'receiveFollowRequest';
 	user: User;
 	userId: User['id'];
-} | {
-	type: 'groupInvited';
-	invitation: UserGroup;
-	user: User;
-	userId: User['id'];
 } | {
 	type: 'app';
 	header?: string | null;
diff --git a/packages/misskey-js/src/schemas/notification.ts b/packages/misskey-js/src/schemas/notification.ts
index ca13ade2f9..d01c8579c8 100644
--- a/packages/misskey-js/src/schemas/notification.ts
+++ b/packages/misskey-js/src/schemas/notification.ts
@@ -37,7 +37,7 @@ export const packedNotificationSchema = {
 } as const satisfies JSONSchema7Definition;
 
 export const packedNotificationStrictSchema = {
-	$id: 'https://misskey-hub.net/api/schemas/PackedNotificationStrict',
+	$id: 'https://misskey-hub.net/api/schemas/NotificationStrict',
 
 	type: 'object',
 	allOf: [
diff --git a/packages/misskey-js/src/streaming.types.ts b/packages/misskey-js/src/streaming.types.ts
index 96ac7787e1..465683fd7a 100644
--- a/packages/misskey-js/src/streaming.types.ts
+++ b/packages/misskey-js/src/streaming.types.ts
@@ -1,4 +1,4 @@
-import type { Antenna, CustomEmoji, DriveFile, MeDetailed, MessagingMessage, Note, Notification, PageEvent, User, UserGroup } from './entities.js';
+import type { Antenna, CustomEmoji, DriveFile, MeDetailed, MessagingMessage, Note, Notification, PageEvent, User } from './entities.js';
 
 type FIXME = any;
 
@@ -70,23 +70,6 @@ export type Channels = {
 		};
 		receives: null;
 	};
-	messaging: {
-		params: {
-			otherparty?: User['id'] | null;
-			group?: UserGroup['id'] | null;
-		};
-		events: {
-			message: (payload: MessagingMessage) => void;
-			deleted: (payload: MessagingMessage['id']) => void;
-			read: (payload: MessagingMessage['id'][]) => void;
-			typers: (payload: User[]) => void;
-		};
-		receives: {
-			read: {
-				id: MessagingMessage['id'];
-			};
-		};
-	};
 	serverStats: {
 		params: null;
 		events: {
diff --git a/packages/misskey-js/test-d/schemas.ts b/packages/misskey-js/test-d/schemas.ts
index 007ed91042..af2f5dceb0 100644
--- a/packages/misskey-js/test-d/schemas.ts
+++ b/packages/misskey-js/test-d/schemas.ts
@@ -1,10 +1,9 @@
 import { Packed, Def } from '../src/schemas';
-// import { expectType } from 'tsd';
+import { expectType } from 'tsd';
 
 describe('schemas', () => {
     test('user', () => {
         type UserLite = Packed<'UserLite'>;
-        /* Error: is declared too wide for argument type
         expectType<UserLite>({
             id: 'string',
             name: null,
@@ -18,7 +17,6 @@ describe('schemas', () => {
             isCat: false,
             onlineStatus: null,
         });
-        */
         type UserDetailedNotMeOnly = Packed<'UserDetailedNotMeOnly'>;
         type UserDetailedNotMe = Packed<'UserDetailedNotMe'>;
         type MeDetailed = Packed<'MeDetailed'>;
@@ -42,6 +40,7 @@ describe('schemas', () => {
     });
     test('notification', () => {
         type Notification = Packed<'Notification'>;
+        type NotificationStrict = Packed<'NotificationStrict'>;
     });
     test('drive file', () => {
         type DriveFile = Packed<'DriveFile'>;