diff --git a/src/client/app/desktop/views/pages/admin/admin.hashtags.vue b/src/client/app/desktop/views/pages/admin/admin.hashtags.vue
new file mode 100644
index 0000000000..c6bf20361f
--- /dev/null
+++ b/src/client/app/desktop/views/pages/admin/admin.hashtags.vue
@@ -0,0 +1,41 @@
+<template>
+<div class="jdnqwkzlnxcfftthoybjxrebyolvoucw mk-admin-card">
+	<header>%i18n:@hided-tags%</header>
+	<textarea v-model="hidedTags"></textarea>
+	<button class="ui" @click="save">%i18n:@save%</button>
+</div>
+</template>
+
+<script lang="ts">
+import Vue from "vue";
+
+export default Vue.extend({
+	data() {
+		return {
+			hidedTags: '',
+		};
+	},
+	created() {
+		(this as any).os.getMeta().then(meta => {
+			this.hidedTags = meta.hidedTags.join('\n');
+		});
+	},
+	methods: {
+		save() {
+			(this as any).api('admin/update-meta', {
+				hidedTags: this.hidedTags.split('\n')
+			});
+		}
+	}
+});
+</script>
+
+<style lang="stylus" scoped>
+@import '~const.styl'
+
+.jdnqwkzlnxcfftthoybjxrebyolvoucw
+	textarea
+		width 100%
+		min-height 300px
+
+</style>
diff --git a/src/client/app/desktop/views/pages/admin/admin.vue b/src/client/app/desktop/views/pages/admin/admin.vue
index a71059c378..510252b447 100644
--- a/src/client/app/desktop/views/pages/admin/admin.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.vue
@@ -5,6 +5,8 @@
 			<li @click="nav('dashboard')" :class="{ active: page == 'dashboard' }">%fa:chalkboard .fw%%i18n:@dashboard%</li>
 			<li @click="nav('users')" :class="{ active: page == 'users' }">%fa:users .fw%%i18n:@users%</li>
 			<li @click="nav('announcements')" :class="{ active: page == 'announcements' }">%fa:broadcast-tower .fw%%i18n:@announcements%</li>
+			<li @click="nav('hashtags')" :class="{ active: page == 'hashtags' }">%fa:hashtag .fw%%i18n:@hashtags%</li>
+
 			<!-- <li @click="nav('drive')" :class="{ active: page == 'drive' }">%fa:cloud .fw%%i18n:@drive%</li> -->
 			<!-- <li @click="nav('update')" :class="{ active: page == 'update' }">%i18n:@update%</li> -->
 		</ul>
@@ -17,6 +19,9 @@
 		<div v-show="page == 'announcements'">
 			<x-announcements/>
 		</div>
+		<div v-show="page == 'hashtags'">
+			<x-hashtags/>
+		</div>
 		<div v-if="page == 'users'">
 			<x-suspend-user/>
 			<x-unsuspend-user/>
@@ -33,6 +38,7 @@
 import Vue from "vue";
 import XDashboard from "./admin.dashboard.vue";
 import XAnnouncements from "./admin.announcements.vue";
+import XHashtags from "./admin.hashtags.vue";
 import XSuspendUser from "./admin.suspend-user.vue";
 import XUnsuspendUser from "./admin.unsuspend-user.vue";
 import XVerifyUser from "./admin.verify-user.vue";
@@ -43,6 +49,7 @@ export default Vue.extend({
 	components: {
 		XDashboard,
 		XAnnouncements,
+		XHashtags,
 		XSuspendUser,
 		XUnsuspendUser,
 		XVerifyUser,
diff --git a/src/models/meta.ts b/src/models/meta.ts
index aef0163dfe..4f1977f3b5 100644
--- a/src/models/meta.ts
+++ b/src/models/meta.ts
@@ -4,12 +4,13 @@ const Meta = db.get<IMeta>('meta');
 export default Meta;
 
 export type IMeta = {
-	broadcasts: any[];
-	stats: {
+	broadcasts?: any[];
+	stats?: {
 		notesCount: number;
 		originalNotesCount: number;
 		usersCount: number;
 		originalUsersCount: number;
 	};
-	disableRegistration: boolean;
+	disableRegistration?: boolean;
+	hidedTags?: string[];
 };
diff --git a/src/server/api/endpoints/admin/update-meta.ts b/src/server/api/endpoints/admin/update-meta.ts
index 10ca15d329..f903628774 100644
--- a/src/server/api/endpoints/admin/update-meta.ts
+++ b/src/server/api/endpoints/admin/update-meta.ts
@@ -21,7 +21,13 @@ export const meta = {
 			desc: {
 				'ja-JP': '招待制か否か'
 			}
-		})
+		}),
+
+		hidedTags: $.arr($.str).optional.nullable.note({
+			desc: {
+				'ja-JP': '統計などで無視するハッシュタグ'
+			}
+		}),
 	}
 };
 
@@ -39,6 +45,10 @@ export default (params: any) => new Promise(async (res, rej) => {
 		set.disableRegistration = ps.disableRegistration;
 	}
 
+	if (Array.isArray(ps.hidedTags)) {
+		set.hidedTags = ps.hidedTags;
+	}
+
 	await Meta.update({}, {
 		$set: set
 	}, { upsert: true });
diff --git a/src/server/api/endpoints/hashtags/trend.ts b/src/server/api/endpoints/hashtags/trend.ts
index e7c08ca9f0..bfa475619c 100644
--- a/src/server/api/endpoints/hashtags/trend.ts
+++ b/src/server/api/endpoints/hashtags/trend.ts
@@ -1,5 +1,6 @@
 import Note from '../../../../models/note';
 import { erase } from '../../../../prelude/array';
+import Meta from '../../../../models/meta';
 
 /*
 トレンドに載るためには「『直近a分間のユニーク投稿数が今からa分前～今からb分前の間のユニーク投稿数のn倍以上』のハッシュタグの上位5位以内に入る」ことが必要
@@ -17,6 +18,9 @@ const max = 5;
  * Get trends of hashtags
  */
 export default () => new Promise(async (res, rej) => {
+	const meta = await Meta.findOne({});
+	const hidedTags = (meta.hidedTags || []).map(t => t.toLowerCase());
+
 	//#region 1. 直近Aの内に投稿されたハッシュタグ(とユーザーのペア)を集計
 	const data = await Note.aggregate([{
 		$match: {
@@ -53,6 +57,9 @@ export default () => new Promise(async (res, rej) => {
 
 	// カウント
 	data.map(x => x._id).forEach(x => {
+		// ブラックリストに登録されているタグなら弾く
+		if (hidedTags.includes(x.tag)) return;
+
 		const i = tags.findIndex(tag => tag.name == x.tag);
 		if (i != -1) {
 			tags[i].count++;
diff --git a/src/server/api/endpoints/meta.ts b/src/server/api/endpoints/meta.ts
index b0876eaafd..4472d8d779 100644
--- a/src/server/api/endpoints/meta.ts
+++ b/src/server/api/endpoints/meta.ts
@@ -4,6 +4,7 @@
 import * as os from 'os';
 import config from '../../../config';
 import Meta from '../../../models/meta';
+import { ILocalUser } from '../../../models/user';
 
 const pkg = require('../../../../package.json');
 const client = require('../../../../built/client/meta.json');
@@ -11,7 +12,7 @@ const client = require('../../../../built/client/meta.json');
 /**
  * Show core info
  */
-export default () => new Promise(async (res, rej) => {
+export default (params: any, me: ILocalUser) => new Promise(async (res, rej) => {
 	const meta: any = (await Meta.findOne()) || {};
 
 	res({
@@ -35,6 +36,7 @@ export default () => new Promise(async (res, rej) => {
 		disableRegistration: meta.disableRegistration,
 		driveCapacityPerLocalUserMb: config.localDriveCapacityMb,
 		recaptchaSitekey: config.recaptcha ? config.recaptcha.site_key : null,
-		swPublickey: config.sw ? config.sw.public_key : null
+		swPublickey: config.sw ? config.sw.public_key : null,
+		hidedTags: (me && me.isAdmin) ? meta.hidedTags : undefined
 	});
 });