diff --git a/CHANGELOG.md b/CHANGELOG.md
index 454974ca2..4b462783d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -29,6 +29,8 @@
 - AiScriptを0.13.3に更新
 - Fix: URLプレビューで情報が取得できなかった際の挙動を修正
 - Fix: Safari、Firefoxでの新規登録時、パスワードマネージャーにメールアドレスが登録されていた挙動を修正
+- fix:ロールタイムラインが無効でも投稿が流れてしまう問題の修正
+- fix:ロールタイムラインにて全ての投稿が流れてしまう問題の修正
 
 ## 13.12.2
 
diff --git a/packages/backend/src/core/RoleService.ts b/packages/backend/src/core/RoleService.ts
index 68087ccc3..130ec5ec8 100644
--- a/packages/backend/src/core/RoleService.ts
+++ b/packages/backend/src/core/RoleService.ts
@@ -306,6 +306,14 @@ export class RoleService implements OnApplicationShutdown {
 		return user.isRoot || (await this.getUserRoles(user.id)).some(r => r.isAdministrator);
 	}
 
+	@bindThis
+	public async isExplorable(role: { id: Role['id']} | null): Promise<boolean> {
+		if (role == null) return false;
+		const check = await this.rolesRepository.findOneBy({ id: role.id });
+		if (check == null) return false;
+		return check.isExplorable;
+	}
+
 	@bindThis
 	public async getModeratorIds(includeAdmins = true): Promise<User['id'][]> {
 		const roles = await this.rolesCache.fetch(() => this.rolesRepository.findBy({}));
diff --git a/packages/backend/src/server/api/endpoints/roles/notes.ts b/packages/backend/src/server/api/endpoints/roles/notes.ts
index 6202c740f..42e36cb04 100644
--- a/packages/backend/src/server/api/endpoints/roles/notes.ts
+++ b/packages/backend/src/server/api/endpoints/roles/notes.ts
@@ -93,6 +93,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 
 			const query = this.notesRepository.createQueryBuilder('note')
 				.where('note.id IN (:...noteIds)', { noteIds: noteIds })
+				.andWhere('(note.visibility = \'public\')')
 				.innerJoinAndSelect('note.user', 'user')
 				.leftJoinAndSelect('note.reply', 'reply')
 				.leftJoinAndSelect('note.renote', 'renote')
diff --git a/packages/backend/src/server/api/stream/channels/role-timeline.ts b/packages/backend/src/server/api/stream/channels/role-timeline.ts
index 9d106c8b2..ab9c1aa0b 100644
--- a/packages/backend/src/server/api/stream/channels/role-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/role-timeline.ts
@@ -5,15 +5,17 @@ import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import Channel from '../channel.js';
 import { StreamMessages } from '../types.js';
+import { RoleService } from '@/core/RoleService.js';
 
 class RoleTimelineChannel extends Channel {
 	public readonly chName = 'roleTimeline';
 	public static shouldShare = false;
 	public static requireCredential = false;
 	private roleId: string;
-
+	
 	constructor(
 		private noteEntityService: NoteEntityService,
+		private roleservice: RoleService,
 
 		id: string,
 		connection: Channel['connection'],
@@ -34,6 +36,11 @@ class RoleTimelineChannel extends Channel {
 		if (data.type === 'note') {
 			const note = data.body;
 
+			if (!(await this.roleservice.isExplorable({ id: this.roleId }))) {
+				return;
+			}
+			if (note.visibility !== 'public') return;
+
 			// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
 			if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
 			// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
@@ -61,6 +68,7 @@ export class RoleTimelineChannelService {
 
 	constructor(
 		private noteEntityService: NoteEntityService,
+		private roleservice: RoleService,
 	) {
 	}
 
@@ -68,6 +76,7 @@ export class RoleTimelineChannelService {
 	public create(id: string, connection: Channel['connection']): RoleTimelineChannel {
 		return new RoleTimelineChannel(
 			this.noteEntityService,
+			this.roleservice,
 			id,
 			connection,
 		);
diff --git a/packages/frontend/src/ui/deck/role-timeline-column.vue b/packages/frontend/src/ui/deck/role-timeline-column.vue
index 5783b3f07..e375a5884 100644
--- a/packages/frontend/src/ui/deck/role-timeline-column.vue
+++ b/packages/frontend/src/ui/deck/role-timeline-column.vue
@@ -35,7 +35,7 @@ onMounted(() => {
 });
 
 async function setRole() {
-	const roles = await os.api('roles/list');
+	const roles = (await os.api('roles/list')).filter(x => x.isExplorable);
 	const { canceled, result: role } = await os.select({
 		title: i18n.ts.role,
 		items: roles.map(x => ({