diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 2a8cfebb5..a3b2bd88e 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -166,6 +166,7 @@ common:
     home: "ホーム"
     local: "ローカル"
     hybrid: "ソーシャル"
+    hashtag: "ハッシュタグ"
     global: "グローバル"
     mentions: "あなた宛て"
     notifications: "通知"
@@ -916,6 +917,10 @@ desktop/views/components/timeline.vue:
   global: "グローバル"
   mentions: "あなた宛て"
   list: "リスト"
+  hashtag: "ハッシュタグ"
+  add-tag-timeline: "ハッシュタグを追加"
+  add-list: "リストを追加"
+  list-name: "リスト名"
 
 desktop/views/components/ui.header.vue:
   welcome-back: "おかえりなさい、"
diff --git a/src/client/app/common/scripts/streaming/hashtag.ts b/src/client/app/common/scripts/streaming/hashtag.ts
new file mode 100644
index 000000000..276b8f8d3
--- /dev/null
+++ b/src/client/app/common/scripts/streaming/hashtag.ts
@@ -0,0 +1,13 @@
+import Stream from './stream';
+import MiOS from '../../../mios';
+
+export class HashtagStream extends Stream {
+	constructor(os: MiOS, me, q) {
+		super(os, 'hashtag', me ? {
+			i: me.token,
+			q: JSON.stringify(q)
+		} : {
+			q: JSON.stringify(q)
+		});
+	}
+}
diff --git a/src/client/app/desktop/views/components/settings-window.vue b/src/client/app/desktop/views/components/settings-window.vue
index deb865b10..b4cc57028 100644
--- a/src/client/app/desktop/views/components/settings-window.vue
+++ b/src/client/app/desktop/views/components/settings-window.vue
@@ -1,13 +1,19 @@
 <template>
 <mk-window ref="window" is-modal width="700px" height="550px" @closed="$destroy">
 	<span slot="header" :class="$style.header">%fa:cog%%i18n:@settings%</span>
-	<mk-settings @done="close"/>
+	<mk-settings :initial-page="initialPage" @done="close"/>
 </mk-window>
 </template>
 
 <script lang="ts">
 import Vue from 'vue';
 export default Vue.extend({
+	props: {
+		initialPage: {
+			type: String,
+			required: false
+		}
+	},
 	methods: {
 		close() {
 			(this as any).$refs.window.close();
diff --git a/src/client/app/desktop/views/components/settings.tags.vue b/src/client/app/desktop/views/components/settings.tags.vue
new file mode 100644
index 000000000..a7234f7d8
--- /dev/null
+++ b/src/client/app/desktop/views/components/settings.tags.vue
@@ -0,0 +1,65 @@
+<template>
+<div class="vfcitkilproprqtbnpoertpsziierwzi">
+	<div v-for="timeline in timelines" class="timeline">
+		<ui-input v-model="timeline.title" @change="save">
+			<span>%i18n:@title%</span>
+		</ui-input>
+		<ui-textarea :value="timeline.query ? timeline.query.map(tags => tags.join(' ')).join('\n') : ''" @input="onQueryChange(timeline, $event)">
+			<span>%i18n:@query%</span>
+		</ui-textarea>
+		<ui-button class="save" @click="save">%i18n:@save%</ui-button>
+	</div>
+	<ui-button class="add" @click="add">%i18n:@add%</ui-button>
+</div>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import * as uuid from 'uuid';
+
+export default Vue.extend({
+	data() {
+		return {
+			timelines: this.$store.state.settings.tagTimelines
+		};
+	},
+
+	methods: {
+		add() {
+			this.timelines.push({
+				id: uuid(),
+				title: '',
+				query: ''
+			});
+
+			this.save();
+		},
+
+		save() {
+			this.$store.dispatch('settings/set', { key: 'tagTimelines', value: this.timelines });
+		},
+
+		onQueryChange(timeline, value) {
+			timeline.query = value.split('\n').map(tags => tags.split(' '));
+		}
+	}
+});
+</script>
+
+<style lang="stylus" scoped>
+
+root(isDark)
+	> .timeline
+		padding-bottom 16px
+		border-bottom solid 1px rgba(#000, 0.1)
+
+	> .add
+		margin-top 16px
+
+.vfcitkilproprqtbnpoertpsziierwzi[data-darkmode]
+	root(true)
+
+.vfcitkilproprqtbnpoertpsziierwzi:not([data-darkmode])
+	root(false)
+
+</style>
diff --git a/src/client/app/desktop/views/components/settings.vue b/src/client/app/desktop/views/components/settings.vue
index 3911ec593..312a7ed56 100644
--- a/src/client/app/desktop/views/components/settings.vue
+++ b/src/client/app/desktop/views/components/settings.vue
@@ -5,6 +5,7 @@
 		<p :class="{ active: page == 'web' }" @mousedown="page = 'web'">%fa:desktop .fw%Web</p>
 		<p :class="{ active: page == 'notification' }" @mousedown="page = 'notification'">%fa:R bell .fw%%i18n:@notification%</p>
 		<p :class="{ active: page == 'drive' }" @mousedown="page = 'drive'">%fa:cloud .fw%%i18n:@drive%</p>
+		<p :class="{ active: page == 'hashtags' }" @mousedown="page = 'hashtags'">%fa:hashtag .fw%%i18n:@tags%</p>
 		<p :class="{ active: page == 'mute' }" @mousedown="page = 'mute'">%fa:ban .fw%%i18n:@mute%</p>
 		<p :class="{ active: page == 'apps' }" @mousedown="page = 'apps'">%fa:puzzle-piece .fw%%i18n:@apps%</p>
 		<p :class="{ active: page == 'twitter' }" @mousedown="page = 'twitter'">%fa:B twitter .fw%Twitter</p>
@@ -138,6 +139,11 @@
 			<x-drive/>
 		</section>
 
+		<section class="hashtags" v-show="page == 'hashtags'">
+			<h1>%i18n:@tags%</h1>
+			<x-tags/>
+		</section>
+
 		<section class="mute" v-show="page == 'mute'">
 			<h1>%i18n:@mute%</h1>
 			<x-mute/>
@@ -222,6 +228,7 @@ import XApi from './settings.api.vue';
 import XApps from './settings.apps.vue';
 import XSignins from './settings.signins.vue';
 import XDrive from './settings.drive.vue';
+import XTags from './settings.tags.vue';
 import { url, langs, version } from '../../../config';
 import checkForUpdate from '../../../common/scripts/check-for-update';
 
@@ -234,11 +241,18 @@ export default Vue.extend({
 		XApi,
 		XApps,
 		XSignins,
-		XDrive
+		XDrive,
+		XTags
+	},
+	props: {
+		initialPage: {
+			type: String,
+			required: false
+		}
 	},
 	data() {
 		return {
-			page: 'profile',
+			page: this.initialPage || 'profile',
 			meta: null,
 			version,
 			langs,
diff --git a/src/client/app/desktop/views/components/timeline.core.vue b/src/client/app/desktop/views/components/timeline.core.vue
index b6b5cca81..d2176dee8 100644
--- a/src/client/app/desktop/views/components/timeline.core.vue
+++ b/src/client/app/desktop/views/components/timeline.core.vue
@@ -15,6 +15,7 @@
 
 <script lang="ts">
 import Vue from 'vue';
+import { HashtagStream } from '../../../common/scripts/streaming/hashtag';
 
 const fetchLimit = 10;
 
@@ -23,6 +24,9 @@ export default Vue.extend({
 		src: {
 			type: String,
 			required: true
+		},
+		tagTl: {
+			required: false
 		}
 	},
 
@@ -31,6 +35,7 @@ export default Vue.extend({
 			fetching: true,
 			moreFetching: false,
 			existMore: false,
+			streamManager: null,
 			connection: null,
 			connectionId: null,
 			date: null
@@ -42,16 +47,6 @@ export default Vue.extend({
 			return this.$store.state.i.followingCount == 0;
 		},
 
-		stream(): any {
-			switch (this.src) {
-				case 'home': return (this as any).os.stream;
-				case 'local': return (this as any).os.streams.localTimelineStream;
-				case 'hybrid': return (this as any).os.streams.hybridTimelineStream;
-				case 'global': return (this as any).os.streams.globalTimelineStream;
-				case 'mentions': return (this as any).os.stream;
-			}
-		},
-
 		endpoint(): string {
 			switch (this.src) {
 				case 'home': return 'notes/timeline';
@@ -59,6 +54,7 @@ export default Vue.extend({
 				case 'hybrid': return 'notes/hybrid-timeline';
 				case 'global': return 'notes/global-timeline';
 				case 'mentions': return 'notes/mentions';
+				case 'tag': return 'notes/search_by_tag';
 			}
 		},
 
@@ -68,13 +64,36 @@ export default Vue.extend({
 	},
 
 	mounted() {
-		this.connection = this.stream.getConnection();
-		this.connectionId = this.stream.use();
-
-		this.connection.on(this.src == 'mentions' ? 'mention' : 'note', this.onNote);
-		if (this.src == 'home') {
+		if (this.src == 'tag') {
+			this.connection = new HashtagStream((this as any).os, this.$store.state.i, this.tagTl.query);
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'home') {
+			this.streamManager = (this as any).os.stream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
 			this.connection.on('follow', this.onChangeFollowing);
 			this.connection.on('unfollow', this.onChangeFollowing);
+		} else if (this.src == 'local') {
+			this.streamManager = (this as any).os.streams.localTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'hybrid') {
+			this.streamManager = (this as any).os.streams.hybridTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'global') {
+			this.streamManager = (this as any).os.streams.globalTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'mentions') {
+			this.streamManager = (this as any).os.stream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('mention', this.onNote);
 		}
 
 		document.addEventListener('keydown', this.onKeydown);
@@ -83,12 +102,27 @@ export default Vue.extend({
 	},
 
 	beforeDestroy() {
-		this.connection.off(this.src == 'mentions' ? 'mention' : 'note', this.onNote);
-		if (this.src == 'home') {
+		if (this.src == 'tag') {
+			this.connection.off('note', this.onNote);
+			this.connection.close();
+		} else if (this.src == 'home') {
+			this.connection.off('note', this.onNote);
 			this.connection.off('follow', this.onChangeFollowing);
 			this.connection.off('unfollow', this.onChangeFollowing);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'local') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'hybrid') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'global') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'mentions') {
+			this.connection.off('mention', this.onNote);
+			this.streamManager.dispose(this.connectionId);
 		}
-		this.stream.dispose(this.connectionId);
 
 		document.removeEventListener('keydown', this.onKeydown);
 	},
@@ -103,7 +137,8 @@ export default Vue.extend({
 					untilDate: this.date ? this.date.getTime() : undefined,
 					includeMyRenotes: this.$store.state.settings.showMyRenotes,
 					includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
-					includeLocalRenotes: this.$store.state.settings.showLocalRenotes
+					includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+					query: this.tagTl ? this.tagTl.query : undefined
 				}).then(notes => {
 					if (notes.length == fetchLimit + 1) {
 						notes.pop();
@@ -126,7 +161,8 @@ export default Vue.extend({
 				untilId: (this.$refs.timeline as any).tail().id,
 				includeMyRenotes: this.$store.state.settings.showMyRenotes,
 				includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
-				includeLocalRenotes: this.$store.state.settings.showLocalRenotes
+				includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+				query: this.tagTl ? this.tagTl.query : undefined
 			});
 
 			promise.then(notes => {
diff --git a/src/client/app/desktop/views/components/timeline.vue b/src/client/app/desktop/views/components/timeline.vue
index 3e51d1288..48eedc88d 100644
--- a/src/client/app/desktop/views/components/timeline.vue
+++ b/src/client/app/desktop/views/components/timeline.vue
@@ -6,14 +6,19 @@
 		<span :data-active="src == 'hybrid'" @click="src = 'hybrid'" v-if="enableLocalTimeline">%fa:share-alt% %i18n:@hybrid%</span>
 		<span :data-active="src == 'global'" @click="src = 'global'">%fa:globe% %i18n:@global%</span>
 		<span :data-active="src == 'mentions'" @click="src = 'mentions'">%fa:at% %i18n:@mentions%</span>
+		<span :data-active="src == 'tag'" @click="src = 'tag'" v-if="tagTl">%fa:hashtag% {{ tagTl.title }}</span>
 		<span :data-active="src == 'list'" @click="src = 'list'" v-if="list">%fa:list% {{ list.title }}</span>
-		<button @click="chooseList" title="%i18n:@list%">%fa:list%</button>
+		<div class="buttons">
+			<button @click="chooseTag" title="%i18n:@hashtag%" ref="tagButton">%fa:hashtag%</button>
+			<button @click="chooseList" title="%i18n:@list%" ref="listButton">%fa:list%</button>
+		</div>
 	</header>
 	<x-core v-if="src == 'home'" ref="tl" key="home" src="home"/>
 	<x-core v-if="src == 'local'" ref="tl" key="local" src="local"/>
 	<x-core v-if="src == 'hybrid'" ref="tl" key="hybrid" src="hybrid"/>
 	<x-core v-if="src == 'global'" ref="tl" key="global" src="global"/>
 	<x-core v-if="src == 'mentions'" ref="tl" key="mentions" src="mentions"/>
+	<x-core v-if="src == 'tag'" ref="tl" key="tag" src="tag" :tag-tl="tagTl"/>
 	<mk-user-list-timeline v-if="src == 'list'" ref="tl" :key="list.id" :list="list"/>
 </div>
 </template>
@@ -21,7 +26,8 @@
 <script lang="ts">
 import Vue from 'vue';
 import XCore from './timeline.core.vue';
-import MkUserListsWindow from './user-lists-window.vue';
+import Menu from '../../../common/views/components/menu.vue';
+import MkSettingsWindow from './settings-window.vue';
 
 export default Vue.extend({
 	components: {
@@ -32,6 +38,7 @@ export default Vue.extend({
 		return {
 			src: 'home',
 			list: null,
+			tagTl: null,
 			enableLocalTimeline: false
 		};
 	},
@@ -41,8 +48,14 @@ export default Vue.extend({
 			this.saveSrc();
 		},
 
-		list() {
+		list(x) {
 			this.saveSrc();
+			if (x != null) this.tagTl = null;
+		},
+
+		tagTl(x) {
+			this.saveSrc();
+			if (x != null) this.list = null;
 		}
 	},
 
@@ -55,6 +68,8 @@ export default Vue.extend({
 			this.src = this.$store.state.device.tl.src;
 			if (this.src == 'list') {
 				this.list = this.$store.state.device.tl.arg;
+			} else if (this.src == 'tag') {
+				this.tagTl = this.$store.state.device.tl.arg;
 			}
 		} else if (this.$store.state.i.followingCount == 0) {
 			this.src = 'hybrid';
@@ -71,7 +86,7 @@ export default Vue.extend({
 		saveSrc() {
 			this.$store.commit('device/setTl', {
 				src: this.src,
-				arg: this.list
+				arg: this.src == 'list' ? this.list : this.tagTl
 			});
 		},
 
@@ -79,12 +94,74 @@ export default Vue.extend({
 			(this.$refs.tl as any).warp(date);
 		},
 
-		chooseList() {
-			const w = (this as any).os.new(MkUserListsWindow);
-			w.$once('choosen', list => {
-				this.list = list;
-				this.src = 'list';
-				w.close();
+		async chooseList() {
+			const lists = await (this as any).api('users/lists/list');
+
+			let menu = [{
+				icon: '%fa:plus%',
+				text: '%i18n:@add-list%',
+				action: () => {
+					(this as any).apis.input({
+						title: '%i18n:@list-name%',
+					}).then(async title => {
+						const list = await (this as any).api('users/lists/create', {
+							title
+						});
+
+						this.list = list;
+						this.src = 'list';
+					});
+				}
+			}];
+
+			if (lists.length > 0) {
+				menu.push(null);
+			}
+
+			menu = menu.concat(lists.map(list => ({
+				icon: '%fa:list%',
+				text: list.title,
+				action: () => {
+					this.list = list;
+					this.src = 'list';
+				}
+			})));
+
+			this.os.new(Menu, {
+				source: this.$refs.listButton,
+				compact: false,
+				items: menu
+			});
+		},
+
+		chooseTag() {
+			let menu = [{
+				icon: '%fa:plus%',
+				text: '%i18n:@add-tag-timeline%',
+				action: () => {
+					(this as any).os.new(MkSettingsWindow, {
+						initialPage: 'hashtags'
+					});
+				}
+			}];
+
+			if (this.$store.state.settings.tagTimelines.length > 0) {
+				menu.push(null);
+			}
+
+			menu = menu.concat(this.$store.state.settings.tagTimelines.map(t => ({
+				icon: '%fa:hashtag%',
+				text: t.title,
+				action: () => {
+					this.tagTl = t;
+					this.src = 'tag';
+				}
+			})));
+
+			this.os.new(Menu, {
+				source: this.$refs.tagButton,
+				compact: false,
+				items: menu
 			});
 		}
 	}
@@ -106,22 +183,24 @@ root(isDark)
 		border-radius 6px 6px 0 0
 		box-shadow 0 1px isDark ? rgba(#000, 0.15) : rgba(#000, 0.08)
 
-		> button
+		> .buttons
 			position absolute
 			z-index 2
 			top 0
 			right 0
-			padding 0
-			width 42px
-			font-size 0.9em
-			line-height 42px
-			color isDark ? #9baec8 : #ccc
 
-			&:hover
-				color isDark ? #b2c1d5 : #aaa
+			> button
+				padding 0
+				width 42px
+				font-size 0.9em
+				line-height 42px
+				color isDark ? #9baec8 : #ccc
 
-			&:active
-				color isDark ? #b2c1d5 : #999
+				&:hover
+					color isDark ? #b2c1d5 : #aaa
+
+				&:active
+					color isDark ? #b2c1d5 : #999
 
 		> span
 			display inline-block
diff --git a/src/client/app/desktop/views/pages/deck/deck.column-core.vue b/src/client/app/desktop/views/pages/deck/deck.column-core.vue
index b7602bd23..a320f697b 100644
--- a/src/client/app/desktop/views/pages/deck/deck.column-core.vue
+++ b/src/client/app/desktop/views/pages/deck/deck.column-core.vue
@@ -6,6 +6,7 @@
 <x-tl-column v-else-if="column.type == 'hybrid'" :column="column" :is-stacked="isStacked"/>
 <x-tl-column v-else-if="column.type == 'global'" :column="column" :is-stacked="isStacked"/>
 <x-tl-column v-else-if="column.type == 'list'" :column="column" :is-stacked="isStacked"/>
+<x-tl-column v-else-if="column.type == 'hashtag'" :column="column" :is-stacked="isStacked"/>
 <x-mentions-column v-else-if="column.type == 'mentions'" :column="column" :is-stacked="isStacked"/>
 </template>
 
diff --git a/src/client/app/desktop/views/pages/deck/deck.hashtag-tl.vue b/src/client/app/desktop/views/pages/deck/deck.hashtag-tl.vue
new file mode 100644
index 000000000..f38d5a6df
--- /dev/null
+++ b/src/client/app/desktop/views/pages/deck/deck.hashtag-tl.vue
@@ -0,0 +1,117 @@
+<template>
+	<x-notes ref="timeline" :more="existMore ? more : null" :media-view="mediaView"/>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import XNotes from './deck.notes.vue';
+import { HashtagStream } from '../../../../common/scripts/streaming/hashtag';
+
+const fetchLimit = 10;
+
+export default Vue.extend({
+	components: {
+		XNotes
+	},
+
+	props: {
+		tagTl: {
+			type: Object,
+			required: true
+		},
+		mediaOnly: {
+			type: Boolean,
+			required: false,
+			default: false
+		},
+		mediaView: {
+			type: Boolean,
+			required: false,
+			default: false
+		}
+	},
+
+	data() {
+		return {
+			fetching: true,
+			moreFetching: false,
+			existMore: false,
+			connection: null
+		};
+	},
+
+	watch: {
+		mediaOnly() {
+			this.fetch();
+		}
+	},
+
+	mounted() {
+		if (this.connection) this.connection.close();
+		this.connection = new HashtagStream((this as any).os, this.$store.state.i, this.tagTl.query);
+		this.connection.on('note', this.onNote);
+
+		this.fetch();
+	},
+
+	beforeDestroy() {
+		this.connection.close();
+	},
+
+	methods: {
+		fetch() {
+			this.fetching = true;
+
+			(this.$refs.timeline as any).init(() => new Promise((res, rej) => {
+				(this as any).api('notes/search_by_tag', {
+					limit: fetchLimit + 1,
+					withFiles: this.mediaOnly,
+					includeMyRenotes: this.$store.state.settings.showMyRenotes,
+					includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
+					includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+					query: this.tagTl.query
+				}).then(notes => {
+					if (notes.length == fetchLimit + 1) {
+						notes.pop();
+						this.existMore = true;
+					}
+					res(notes);
+					this.fetching = false;
+					this.$emit('loaded');
+				}, rej);
+			}));
+		},
+		more() {
+			this.moreFetching = true;
+
+			const promise = (this as any).api('notes/search_by_tag', {
+				limit: fetchLimit + 1,
+				untilId: (this.$refs.timeline as any).tail().id,
+				withFiles: this.mediaOnly,
+				includeMyRenotes: this.$store.state.settings.showMyRenotes,
+				includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
+				includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+				query: this.tagTl.query
+			});
+
+			promise.then(notes => {
+				if (notes.length == fetchLimit + 1) {
+					notes.pop();
+				} else {
+					this.existMore = false;
+				}
+				notes.forEach(n => (this.$refs.timeline as any).append(n));
+				this.moreFetching = false;
+			});
+
+			return promise;
+		},
+		onNote(note) {
+			if (this.mediaOnly && note.files.length == 0) return;
+
+			// Prepend a note
+			(this.$refs.timeline as any).prepend(note);
+		}
+	}
+});
+</script>
diff --git a/src/client/app/desktop/views/pages/deck/deck.tl-column.vue b/src/client/app/desktop/views/pages/deck/deck.tl-column.vue
index 231b505f5..550b1be62 100644
--- a/src/client/app/desktop/views/pages/deck/deck.tl-column.vue
+++ b/src/client/app/desktop/views/pages/deck/deck.tl-column.vue
@@ -6,6 +6,7 @@
 		<template v-if="column.type == 'hybrid'">%fa:share-alt%</template>
 		<template v-if="column.type == 'global'">%fa:globe%</template>
 		<template v-if="column.type == 'list'">%fa:list%</template>
+		<template v-if="column.type == 'hashtag'">%fa:hashtag%</template>
 		<span>{{ name }}</span>
 	</span>
 
@@ -14,6 +15,7 @@
 		<mk-switch v-model="column.isMediaView" @change="onChangeSettings" text="%i18n:@is-media-view%"/>
 	</div>
 	<x-list-tl v-if="column.type == 'list'" :list="column.list" :media-only="column.isMediaOnly" :media-view="column.isMediaView"/>
+	<x-hashtag-tl v-if="column.type == 'hashtag'" :tag-tl="$store.state.settings.tagTimelines.find(x => x.id == column.tagTlId)" :media-only="column.isMediaOnly" :media-view="column.isMediaView"/>
 	<x-tl v-else :src="column.type" :media-only="column.isMediaOnly" :media-view="column.isMediaView"/>
 </x-column>
 </template>
@@ -23,12 +25,14 @@ import Vue from 'vue';
 import XColumn from './deck.column.vue';
 import XTl from './deck.tl.vue';
 import XListTl from './deck.list-tl.vue';
+import XHashtagTl from './deck.hashtag-tl.vue';
 
 export default Vue.extend({
 	components: {
 		XColumn,
 		XTl,
-		XListTl
+		XListTl,
+		XHashtagTl
 	},
 
 	props: {
@@ -65,6 +69,7 @@ export default Vue.extend({
 				case 'hybrid': return '%i18n:common.deck.hybrid%';
 				case 'global': return '%i18n:common.deck.global%';
 				case 'list': return this.column.list.title;
+				case 'hashtag': return this.$store.state.settings.tagTimelines.find(x => x.id == this.column.tagTlId).title;
 			}
 		}
 	},
diff --git a/src/client/app/desktop/views/pages/deck/deck.vue b/src/client/app/desktop/views/pages/deck/deck.vue
index 4a4535959..aafe9a45d 100644
--- a/src/client/app/desktop/views/pages/deck/deck.vue
+++ b/src/client/app/desktop/views/pages/deck/deck.vue
@@ -161,6 +161,20 @@ export default Vue.extend({
 							w.close();
 						});
 					}
+				}, {
+					icon: '%fa:hashtag%',
+					text: '%i18n:common.deck.hashtag%',
+					action: () => {
+						(this as any).apis.input({
+							title: '%i18n:@enter-hashtag-tl-title%'
+						}).then(title => {
+							this.$store.dispatch('settings/addDeckColumn', {
+								id: uuid(),
+								type: 'hashtag',
+								tagTlId: this.$store.state.settings.tagTimelines.find(x => x.title == title).id
+							});
+						});
+					}
 				}, {
 					icon: '%fa:bell R%',
 					text: '%i18n:common.deck.notifications%',
diff --git a/src/client/app/mobile/views/pages/home.timeline.vue b/src/client/app/mobile/views/pages/home.timeline.vue
index d4fcea1f9..fecb2384b 100644
--- a/src/client/app/mobile/views/pages/home.timeline.vue
+++ b/src/client/app/mobile/views/pages/home.timeline.vue
@@ -13,6 +13,7 @@
 
 <script lang="ts">
 import Vue from 'vue';
+import { HashtagStream } from '../../../common/scripts/streaming/hashtag';
 
 const fetchLimit = 10;
 
@@ -21,6 +22,9 @@ export default Vue.extend({
 		src: {
 			type: String,
 			required: true
+		},
+		tagTl: {
+			required: false
 		}
 	},
 
@@ -29,6 +33,7 @@ export default Vue.extend({
 			fetching: true,
 			moreFetching: false,
 			existMore: false,
+			streamManager: null,
 			connection: null,
 			connectionId: null,
 			unreadCount: 0,
@@ -41,16 +46,6 @@ export default Vue.extend({
 			return this.$store.state.i.followingCount == 0;
 		},
 
-		stream(): any {
-			switch (this.src) {
-				case 'home': return (this as any).os.stream;
-				case 'local': return (this as any).os.streams.localTimelineStream;
-				case 'hybrid': return (this as any).os.streams.hybridTimelineStream;
-				case 'global': return (this as any).os.streams.globalTimelineStream;
-				case 'mentions': return (this as any).os.stream;
-			}
-		},
-
 		endpoint(): string {
 			switch (this.src) {
 				case 'home': return 'notes/timeline';
@@ -58,6 +53,7 @@ export default Vue.extend({
 				case 'hybrid': return 'notes/hybrid-timeline';
 				case 'global': return 'notes/global-timeline';
 				case 'mentions': return 'notes/mentions';
+				case 'tag': return 'notes/search_by_tag';
 			}
 		},
 
@@ -67,25 +63,63 @@ export default Vue.extend({
 	},
 
 	mounted() {
-		this.connection = this.stream.getConnection();
-		this.connectionId = this.stream.use();
-
-		this.connection.on(this.src == 'mentions' ? 'mention' : 'note', this.onNote);
-		if (this.src == 'home') {
+		if (this.src == 'tag') {
+			this.connection = new HashtagStream((this as any).os, this.$store.state.i, this.tagTl.query);
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'home') {
+			this.streamManager = (this as any).os.stream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
 			this.connection.on('follow', this.onChangeFollowing);
 			this.connection.on('unfollow', this.onChangeFollowing);
+		} else if (this.src == 'local') {
+			this.streamManager = (this as any).os.streams.localTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'hybrid') {
+			this.streamManager = (this as any).os.streams.hybridTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'global') {
+			this.streamManager = (this as any).os.streams.globalTimelineStream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('note', this.onNote);
+		} else if (this.src == 'mentions') {
+			this.streamManager = (this as any).os.stream;
+			this.connection = this.streamManager.getConnection();
+			this.connectionId = this.streamManager.use();
+			this.connection.on('mention', this.onNote);
 		}
 
 		this.fetch();
 	},
 
 	beforeDestroy() {
-		this.connection.off(this.src == 'mentions' ? 'mention' : 'note', this.onNote);
-		if (this.src == 'home') {
+		if (this.src == 'tag') {
+			this.connection.off('note', this.onNote);
+			this.connection.close();
+		} else if (this.src == 'home') {
+			this.connection.off('note', this.onNote);
 			this.connection.off('follow', this.onChangeFollowing);
 			this.connection.off('unfollow', this.onChangeFollowing);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'local') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'hybrid') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'global') {
+			this.connection.off('note', this.onNote);
+			this.streamManager.dispose(this.connectionId);
+		} else if (this.src == 'mentions') {
+			this.connection.off('mention', this.onNote);
+			this.streamManager.dispose(this.connectionId);
 		}
-		this.stream.dispose(this.connectionId);
 	},
 
 	methods: {
@@ -98,7 +132,8 @@ export default Vue.extend({
 					untilDate: this.date ? this.date.getTime() : undefined,
 					includeMyRenotes: this.$store.state.settings.showMyRenotes,
 					includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
-					includeLocalRenotes: this.$store.state.settings.showLocalRenotes
+					includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+					query: this.tagTl ? this.tagTl.query : undefined
 				}).then(notes => {
 					if (notes.length == fetchLimit + 1) {
 						notes.pop();
@@ -121,7 +156,8 @@ export default Vue.extend({
 				untilId: (this.$refs.timeline as any).tail().id,
 				includeMyRenotes: this.$store.state.settings.showMyRenotes,
 				includeRenotedMyNotes: this.$store.state.settings.showRenotedMyNotes,
-				includeLocalRenotes: this.$store.state.settings.showLocalRenotes
+				includeLocalRenotes: this.$store.state.settings.showLocalRenotes,
+				query: this.tagTl ? this.tagTl.query : undefined
 			});
 
 			promise.then(notes => {
diff --git a/src/client/app/mobile/views/pages/home.vue b/src/client/app/mobile/views/pages/home.vue
index 3150bb02b..3ec2f16b7 100644
--- a/src/client/app/mobile/views/pages/home.vue
+++ b/src/client/app/mobile/views/pages/home.vue
@@ -8,6 +8,7 @@
 			<span v-if="src == 'global'">%fa:globe%%i18n:@global%</span>
 			<span v-if="src == 'mentions'">%fa:at%%i18n:@mentions%</span>
 			<span v-if="src == 'list'">%fa:list%{{ list.title }}</span>
+			<span v-if="src == 'tag'">%fa:hashtag%{{ tagTl.title }}</span>
 		</span>
 		<span style="margin-left:8px">
 			<template v-if="!showNav">%fa:angle-down%</template>
@@ -32,6 +33,7 @@
 					<template v-if="lists">
 						<span v-for="l in lists" :data-active="src == 'list' && list == l" @click="src = 'list'; list = l" :key="l.id">%fa:list% {{ l.title }}</span>
 					</template>
+					<span v-for="tl in $store.state.settings.tagTimelines" :data-active="src == 'tag' && tagTl == tl" @click="src = 'tag'; tagTl = tl" :key="tl.id">%fa:hashtag% {{ tl.title }}</span>
 				</div>
 			</div>
 		</div>
@@ -42,6 +44,7 @@
 			<x-tl v-if="src == 'hybrid'" ref="tl" key="hybrid" src="hybrid"/>
 			<x-tl v-if="src == 'global'" ref="tl" key="global" src="global"/>
 			<x-tl v-if="src == 'mentions'" ref="tl" key="mentions" src="mentions"/>
+			<x-tl v-if="src == 'tag'" ref="tl" key="tag" src="tag" :tag-tl="tagTl"/>
 			<mk-user-list-timeline v-if="src == 'list'" ref="tl" :key="list.id" :list="list"/>
 		</div>
 	</main>
@@ -63,6 +66,7 @@ export default Vue.extend({
 			src: 'home',
 			list: null,
 			lists: null,
+			tagTl: null,
 			showNav: false,
 			enableLocalTimeline: false
 		};
@@ -74,9 +78,16 @@ export default Vue.extend({
 			this.saveSrc();
 		},
 
-		list() {
+		list(x) {
 			this.showNav = false;
 			this.saveSrc();
+			if (x != null) this.tagTl = null;
+		},
+
+		tagTl(x) {
+			this.showNav = false;
+			this.saveSrc();
+			if (x != null) this.list = null;
 		},
 
 		showNav(v) {
@@ -97,6 +108,8 @@ export default Vue.extend({
 			this.src = this.$store.state.device.tl.src;
 			if (this.src == 'list') {
 				this.list = this.$store.state.device.tl.arg;
+			} else if (this.src == 'tag') {
+				this.tagTl = this.$store.state.device.tl.arg;
 			}
 		} else if (this.$store.state.i.followingCount == 0) {
 			this.src = 'hybrid';
@@ -121,7 +134,7 @@ export default Vue.extend({
 		saveSrc() {
 			this.$store.commit('device/setTl', {
 				src: this.src,
-				arg: this.list
+				arg: this.src == 'list' ? this.list : this.tagTl
 			});
 		},
 
diff --git a/src/client/app/store.ts b/src/client/app/store.ts
index 7eaef1312..171620ae3 100644
--- a/src/client/app/store.ts
+++ b/src/client/app/store.ts
@@ -10,6 +10,7 @@ const defaultSettings = {
 	home: null,
 	mobileHome: [],
 	deck: null,
+	tagTimelines: [],
 	fetchOnScroll: true,
 	showMaps: true,
 	showPostFormOnTopOfTl: false,
diff --git a/src/server/api/endpoints/notes/search_by_tag.ts b/src/server/api/endpoints/notes/search_by_tag.ts
index 11bfe3472..7beb97aec 100644
--- a/src/server/api/endpoints/notes/search_by_tag.ts
+++ b/src/server/api/endpoints/notes/search_by_tag.ts
@@ -13,12 +13,18 @@ export const meta = {
 	},
 
 	params: {
-		tag: $.str.note({
+		tag: $.str.optional.note({
 			desc: {
 				'ja-JP': 'タグ'
 			}
 		}),
 
+		query: $.arr($.arr($.str)).optional.note({
+			desc: {
+				'ja-JP': 'クエリ'
+			}
+		}),
+
 		includeUserIds: $.arr($.type(ID)).optional.note({
 			default: []
 		}),
@@ -59,11 +65,9 @@ export const meta = {
 			}
 		}),
 
-		withFiles: $.bool.optional.nullable.note({
-			default: null,
-
+		withFiles: $.bool.optional.note({
 			desc: {
-				'ja-JP': 'ファイルが添付された投稿に限定するか否か'
+				'ja-JP': 'true にすると、ファイルが添付された投稿だけ取得します'
 			}
 		}),
 
@@ -126,8 +130,14 @@ export default (params: any, me: ILocalUser) => new Promise(async (res, rej) =>
 	}
 
 	const q: any = {
-		$and: [{
+		$and: [ps.tag ? {
 			tagsLower: ps.tag.toLowerCase()
+		} : {
+			$or: ps.query.map(tags => ({
+				$and: tags.map(t => ({
+					tagsLower: t.toLowerCase()
+				}))
+			}))
 		}],
 		deletedAt: { $exists: false }
 	};
@@ -281,25 +291,10 @@ export default (params: any, me: ILocalUser) => new Promise(async (res, rej) =>
 
 	const withFiles = ps.withFiles != null ? ps.withFiles : ps.media;
 
-	if (withFiles != null) {
-		if (withFiles) {
-			push({
-				fileIds: {
-					$exists: true,
-					$ne: null
-				}
-			});
-		} else {
-			push({
-				$or: [{
-					fileIds: {
-						$exists: false
-					}
-				}, {
-					fileIds: null
-				}]
-			});
-		}
+	if (withFiles) {
+		push({
+			fileIds: { $exists: true, $ne: [] }
+		});
 	}
 
 	if (ps.poll != null) {
diff --git a/src/server/api/stream/hashtag.ts b/src/server/api/stream/hashtag.ts
new file mode 100644
index 000000000..db2806e79
--- /dev/null
+++ b/src/server/api/stream/hashtag.ts
@@ -0,0 +1,48 @@
+import * as websocket from 'websocket';
+import Xev from 'xev';
+
+import { IUser } from '../../../models/user';
+import Mute from '../../../models/mute';
+import { pack } from '../../../models/note';
+
+export default async function(
+	request: websocket.request,
+	connection: websocket.connection,
+	subscriber: Xev,
+	user?: IUser
+) {
+	const mute = user ? await Mute.find({ muterId: user._id }) : null;
+	const mutedUserIds = mute ? mute.map(m => m.muteeId.toString()) : [];
+
+	const q: Array<string[]> = JSON.parse((request.resourceURL.query as any).q);
+
+	// Subscribe stream
+	subscriber.on('hashtag', async note => {
+		const matched = q.some(tags => tags.every(tag => note.tags.map((t: string) => t.toLowerCase()).includes(tag.toLowerCase())));
+		if (!matched) return;
+
+		// Renoteなら再pack
+		if (note.renoteId != null) {
+			note.renote = await pack(note.renoteId, user, {
+				detail: true
+			});
+		}
+
+		//#region 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 (mutedUserIds.indexOf(note.userId) != -1) {
+			return;
+		}
+		if (note.reply != null && mutedUserIds.indexOf(note.reply.userId) != -1) {
+			return;
+		}
+		if (note.renote != null && mutedUserIds.indexOf(note.renote.userId) != -1) {
+			return;
+		}
+		//#endregion
+
+		connection.send(JSON.stringify({
+			type: 'note',
+			body: note
+		}));
+	});
+}
diff --git a/src/server/api/streaming.ts b/src/server/api/streaming.ts
index e6094a40b..873719d03 100644
--- a/src/server/api/streaming.ts
+++ b/src/server/api/streaming.ts
@@ -14,6 +14,7 @@ import reversiGameStream from './stream/games/reversi-game';
 import reversiStream from './stream/games/reversi';
 import serverStatsStream from './stream/server-stats';
 import notesStatsStream from './stream/notes-stats';
+import hashtagStream from './stream/hashtag';
 import { ParsedUrlQuery } from 'querystring';
 import authenticate from './authenticate';
 
@@ -57,6 +58,11 @@ module.exports = (server: http.Server) => {
 			return;
 		}
 
+		if (request.resourceURL.pathname === '/hashtag') {
+			hashtagStream(request, connection, ev, user);
+			return;
+		}
+
 		if (user == null) {
 			connection.send('authentication-failed');
 			connection.close();
diff --git a/src/services/note/create.ts b/src/services/note/create.ts
index aa65cfe0c..7daf83b29 100644
--- a/src/services/note/create.ts
+++ b/src/services/note/create.ts
@@ -1,7 +1,7 @@
 import es from '../../db/elasticsearch';
 import Note, { pack, INote } from '../../models/note';
 import User, { isLocalUser, IUser, isRemoteUser, IRemoteUser, ILocalUser } from '../../models/user';
-import { publishUserStream, publishLocalTimelineStream, publishHybridTimelineStream, publishGlobalTimelineStream, publishUserListStream } from '../../stream';
+import { publishUserStream, publishLocalTimelineStream, publishHybridTimelineStream, publishGlobalTimelineStream, publishUserListStream, publishHashtagStream } from '../../stream';
 import Following from '../../models/following';
 import { deliver } from '../../queue';
 import renderNote from '../../remote/activitypub/renderer/note';
@@ -181,6 +181,10 @@ export default async (user: IUser, data: Option, silent = false) => new Promise<
 		noteObj.isFirstNote = true;
 	}
 
+	if (tags.length > 0) {
+		publishHashtagStream(noteObj);
+	}
+
 	const nm = new NotificationManager(user, note);
 	const nmRelatedPromises = [];
 
diff --git a/src/stream.ts b/src/stream.ts
index ebc75c875..8a8d8b4cf 100644
--- a/src/stream.ts
+++ b/src/stream.ts
@@ -78,6 +78,10 @@ class Publisher {
 	public publishGlobalTimelineStream = (note: any): void => {
 		this.publish('global-timeline', null, note);
 	}
+
+	public publishHashtagStream = (note: any): void => {
+		this.publish('hashtag', null, note);
+	}
 }
 
 const publisher = new Publisher();
@@ -95,3 +99,4 @@ export const publishReversiGameStream = publisher.publishReversiGameStream;
 export const publishLocalTimelineStream = publisher.publishLocalTimelineStream;
 export const publishHybridTimelineStream = publisher.publishHybridTimelineStream;
 export const publishGlobalTimelineStream = publisher.publishGlobalTimelineStream;
+export const publishHashtagStream = publisher.publishHashtagStream;