diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 10d566fc34..f8298c301b 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -131,6 +131,7 @@ common:
   show-full-acct: "ユーザー名のホストを省略しない"
   reduce-motion: "UIの動きを減らす"
   this-setting-is-this-device-only: "このデバイスのみ"
+  use-os-default-emojis: "OS標準の絵文字を使用"
 
   do-not-use-in-production: 'これは開発ビルドです。本番環境で使用しないでください。'
 
diff --git a/src/client/app/common/views/components/autocomplete.vue b/src/client/app/common/views/components/autocomplete.vue
index 3f3cd171e5..4cf44a23ae 100644
--- a/src/client/app/common/views/components/autocomplete.vue
+++ b/src/client/app/common/views/components/autocomplete.vue
@@ -14,7 +14,8 @@
 	</ol>
 	<ol class="emojis" ref="suggests" v-if="emojis.length > 0">
 		<li v-for="emoji in emojis" @click="complete(type, emoji.emoji)" @keydown="onKeydown" tabindex="-1">
-			<span class="emoji" v-if="emoji.url"><img :src="emoji.url" :alt="emoji.emoji"/></span>
+			<span class="emoji" v-if="emoji.isCustomEmoji"><img :src="emoji.url" :alt="emoji.emoji"/></span>
+			<span class="emoji" v-else-if="!useOsDefaultEmojis"><img :src="emoji.url" :alt="emoji.emoji"/></span>
 			<span class="emoji" v-else>{{ emoji.emoji }}</span>
 			<span class="name" v-html="emoji.name.replace(q, `<b>${q}</b>`)"></span>
 			<span class="alias" v-if="emoji.aliasOf">({{ emoji.aliasOf }})</span>
@@ -33,6 +34,7 @@ type EmojiDef = {
 	name: string;
 	aliasOf?: string;
 	url?: string;
+	isCustomEmoji?: boolean;
 };
 
 const lib = Object.entries(emojilib.lib).filter((x: any) => {
@@ -42,7 +44,8 @@ const lib = Object.entries(emojilib.lib).filter((x: any) => {
 const emjdb: EmojiDef[] = lib.map((x: any) => ({
 	emoji: x[1].char,
 	name: x[0],
-	aliasOf: null
+	aliasOf: null,
+	url: `https://twemoji.maxcdn.com/2/svg/${x[1].char.codePointAt(0).toString(16)}.svg`
 }));
 
 lib.forEach((x: any) => {
@@ -51,7 +54,8 @@ lib.forEach((x: any) => {
 			emjdb.push({
 				emoji: x[1].char,
 				name: k,
-				aliasOf: x[0]
+				aliasOf: x[0],
+				url: `https://twemoji.maxcdn.com/2/svg/${x[1].char.codePointAt(0).toString(16)}.svg`
 			});
 		});
 	}
@@ -77,6 +81,10 @@ export default Vue.extend({
 	computed: {
 		items(): HTMLCollection {
 			return (this.$refs.suggests as Element).children;
+		},
+
+		useOsDefaultEmojis(): boolean {
+			return this.$store.state.device.useOsDefaultEmojis;
 		}
 	},
 
@@ -107,7 +115,8 @@ export default Vue.extend({
 			emojiDefinitions.push({
 				name: x.name,
 				emoji: `:${x.name}:`,
-				url: x.url
+				url: x.url,
+				isCustomEmoji: true
 			});
 
 			if (x.aliases) {
@@ -116,7 +125,8 @@ export default Vue.extend({
 						name: alias,
 						aliasOf: x.name,
 						emoji: `:${x.name}:`,
-						url: x.url
+						url: x.url,
+						isCustomEmoji: true
 					});
 				});
 			}
diff --git a/src/client/app/common/views/components/emoji.vue b/src/client/app/common/views/components/emoji.vue
new file mode 100644
index 0000000000..106abecc77
--- /dev/null
+++ b/src/client/app/common/views/components/emoji.vue
@@ -0,0 +1,77 @@
+<template>
+<img v-if="customEmoji" class="fvgwvorwhxigeolkkrcderjzcawqrscl custom" :src="url" :alt="alt" :title="alt"/>
+<img v-else-if="char && !useOsDefaultEmojis" class="fvgwvorwhxigeolkkrcderjzcawqrscl" :src="url" :alt="alt" :title="alt"/>
+<span v-else-if="char && useOsDefaultEmojis">{{ char }}</span>
+<span v-else>:{{ name }}:</span>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import { lib } from 'emojilib';
+
+export default Vue.extend({
+	props: {
+		name: {
+			type: String,
+			required: false
+		},
+		emoji: {
+			type: String,
+			required: false
+		},
+		customEmojis: {
+			required: false,
+			default: []
+		}
+	},
+
+	data() {
+		return {
+			url: null,
+			char: null,
+			customEmoji: null
+		}
+	},
+
+	computed: {
+		alt(): string {
+			return this.customEmoji ? `:${this.customEmoji.name}:` : this.char;
+		},
+
+		useOsDefaultEmojis(): boolean {
+			return this.$store.state.device.useOsDefaultEmojis;
+		}
+	},
+
+	created() {
+		if (this.name) {
+			const customEmoji = this.customEmojis.find(x => x.name == this.name);
+			if (customEmoji) {
+				this.customEmoji = customEmoji;
+				this.url = customEmoji.url;
+			} else {
+				const emoji = lib[this.name];
+				if (emoji) {
+					this.char = emoji.char;
+				}
+			}
+		} else {
+			this.char = this.emoji;
+		}
+
+		if (this.char) {
+			this.url = `https://twemoji.maxcdn.com/2/svg/${this.char.codePointAt(0).toString(16)}.svg`;
+		}
+	}
+});
+</script>
+
+<style lang="stylus" scoped>
+.fvgwvorwhxigeolkkrcderjzcawqrscl
+	height 1em
+
+	&.custom
+		height 2.5em
+		vertical-align middle
+
+</style>
diff --git a/src/client/app/common/views/components/index.ts b/src/client/app/common/views/components/index.ts
index 3b20d0753d..5665ef88dd 100644
--- a/src/client/app/common/views/components/index.ts
+++ b/src/client/app/common/views/components/index.ts
@@ -39,6 +39,7 @@ import urlPreview from './url-preview.vue';
 import twitterSetting from './twitter-setting.vue';
 import githubSetting from './github-setting.vue';
 import fileTypeIcon from './file-type-icon.vue';
+import emoji from './emoji.vue';
 import Reversi from './games/reversi/reversi.vue';
 import welcomeTimeline from './welcome-timeline.vue';
 import uiInput from './ui/input.vue';
@@ -93,6 +94,7 @@ Vue.component('mk-url-preview', urlPreview);
 Vue.component('mk-twitter-setting', twitterSetting);
 Vue.component('mk-github-setting', githubSetting);
 Vue.component('mk-file-type-icon', fileTypeIcon);
+Vue.component('mk-emoji', emoji);
 Vue.component('mk-reversi', Reversi);
 Vue.component('mk-welcome-timeline', welcomeTimeline);
 Vue.component('ui-input', uiInput);
diff --git a/src/client/app/common/views/components/misskey-flavored-markdown.ts b/src/client/app/common/views/components/misskey-flavored-markdown.ts
index 68f3aeed1f..2a0a2b6f67 100644
--- a/src/client/app/common/views/components/misskey-flavored-markdown.ts
+++ b/src/client/app/common/views/components/misskey-flavored-markdown.ts
@@ -1,5 +1,4 @@
 import Vue, { VNode } from 'vue';
-import * as emojilib from 'emojilib';
 import { length } from 'stringz';
 import parse from '../../../../../mfm/parse';
 import getAcct from '../../../../../misc/acct/render';
@@ -188,24 +187,15 @@ export default Vue.component('misskey-flavored-markdown', {
 				}
 
 				case 'emoji': {
-					//#region カスタム絵文字
-					if (this.customEmojis != null) {
-						const customEmoji = this.customEmojis.find(e => e.name == token.emoji || (e.aliases || []).includes(token.emoji));
-						if (customEmoji) {
-							return [createElement('img', {
-								attrs: {
-									src: customEmoji.url,
-									alt: token.emoji,
-									title: token.emoji,
-									style: 'height: 2.5em; vertical-align: middle;'
-								}
-							})];
+					return [createElement('mk-emoji', {
+						attrs: {
+							emoji: token.emoji,
+							name: token.name
+						},
+						props: {
+							customEmojis: this.customEmojis
 						}
-					}
-					//#endregion
-
-					const emoji = emojilib.lib[token.emoji];
-					return [createElement('span', emoji ? emoji.char : token.content)];
+					})];
 				}
 
 				case 'search': {
diff --git a/src/client/app/common/views/directives/autocomplete.ts b/src/client/app/common/views/directives/autocomplete.ts
index e3016f0b7b..ca0c792121 100644
--- a/src/client/app/common/views/directives/autocomplete.ts
+++ b/src/client/app/common/views/directives/autocomplete.ts
@@ -145,6 +145,7 @@ class Autocomplete {
 		} else {
 			// サジェスト要素作成
 			this.suggestion = new MkAutocomplete({
+				parent: this.vm,
 				propsData: {
 					textarea: this.textarea,
 					complete: this.complete,
diff --git a/src/client/app/desktop/views/components/settings.vue b/src/client/app/desktop/views/components/settings.vue
index 93bef0e618..97743b0bf8 100644
--- a/src/client/app/desktop/views/components/settings.vue
+++ b/src/client/app/desktop/views/components/settings.vue
@@ -115,6 +115,7 @@
 				<ui-switch v-model="reduceMotion">%i18n:common.reduce-motion%</ui-switch>
 				<ui-switch v-model="contrastedAcct">%i18n:@contrasted-acct%</ui-switch>
 				<ui-switch v-model="showFullAcct">%i18n:common.show-full-acct%</ui-switch>
+				<ui-switch v-model="useOsDefaultEmojis">%i18n:common.use-os-default-emojis%</ui-switch>
 				<ui-switch v-model="iLikeSushi">%i18n:common.i-like-sushi%</ui-switch>
 			</section>
 			<section>
@@ -324,6 +325,11 @@ export default Vue.extend({
 		};
 	},
 	computed: {
+		useOsDefaultEmojis: {
+			get() { return this.$store.state.device.useOsDefaultEmojis; },
+			set(value) { this.$store.commit('device/set', { key: 'useOsDefaultEmojis', value }); }
+		},
+
 		reduceMotion: {
 			get() { return this.$store.state.device.reduceMotion; },
 			set(value) { this.$store.commit('device/set', { key: 'reduceMotion', value }); }
diff --git a/src/client/app/mobile/views/pages/settings.vue b/src/client/app/mobile/views/pages/settings.vue
index 10d13423a1..0463d9b3f4 100644
--- a/src/client/app/mobile/views/pages/settings.vue
+++ b/src/client/app/mobile/views/pages/settings.vue
@@ -23,6 +23,7 @@
 					<ui-switch v-model="reduceMotion">%i18n:common.reduce-motion% (%i18n:common.this-setting-is-this-device-only%)</ui-switch>
 					<ui-switch v-model="contrastedAcct">%i18n:@contrasted-acct%</ui-switch>
 					<ui-switch v-model="showFullAcct">%i18n:common.show-full-acct%</ui-switch>
+					<ui-switch v-model="useOsDefaultEmojis">%i18n:common.use-os-default-emojis%</ui-switch>
 					<ui-switch v-model="iLikeSushi">%i18n:common.i-like-sushi%</ui-switch>
 					<ui-switch v-model="disableAnimatedMfm">%i18n:common.disable-animated-mfm%</ui-switch>
 					<ui-switch v-model="alwaysShowNsfw">%i18n:common.always-show-nsfw% (%i18n:common.this-setting-is-this-device-only%)</ui-switch>
@@ -199,6 +200,11 @@ export default Vue.extend({
 			set(value) { this.$store.commit('device/set', { key: 'darkmode', value }); }
 		},
 
+		useOsDefaultEmojis: {
+			get() { return this.$store.state.device.useOsDefaultEmojis; },
+			set(value) { this.$store.commit('device/set', { key: 'useOsDefaultEmojis', value }); }
+		},
+
 		reduceMotion: {
 			get() { return this.$store.state.device.reduceMotion; },
 			set(value) { this.$store.commit('device/set', { key: 'reduceMotion', value }); }
diff --git a/src/client/app/store.ts b/src/client/app/store.ts
index 7c3a403c87..1108a1c3da 100644
--- a/src/client/app/store.ts
+++ b/src/client/app/store.ts
@@ -62,7 +62,8 @@ const defaultDeviceSettings = {
 	deckColumnAlign: 'center',
 	mobileNotificationPosition: 'bottom',
 	deckTemporaryColumn: null,
-	deckDefault: false
+	deckDefault: false,
+	useOsDefaultEmojis: false
 };
 
 export default (os: MiOS) => new Vuex.Store({
diff --git a/src/mfm/parse/elements/emoji.ts b/src/mfm/parse/elements/emoji.ts
index 4d66d4c014..de332a7064 100644
--- a/src/mfm/parse/elements/emoji.ts
+++ b/src/mfm/parse/elements/emoji.ts
@@ -5,16 +5,29 @@
 export type TextElementEmoji = {
 	type: 'emoji';
 	content: string;
-	emoji: string;
+	emoji?: string;
+	name?: string;
 };
 
+const emojiRegex = /^[\u{1f300}-\u{1f5ff}\u{1f900}-\u{1f9ff}\u{1f600}-\u{1f64f}\u{1f680}-\u{1f6ff}\u{2600}-\u{26ff}\u{2700}-\u{27bf}\u{1f1e6}-\u{1f1ff}\u{1f191}-\u{1f251}\u{1f004}\u{1f0cf}\u{1f170}-\u{1f171}\u{1f17e}-\u{1f17f}\u{1f18e}\u{3030}\u{2b50}\u{2b55}\u{2934}-\u{2935}\u{2b05}-\u{2b07}\u{2b1b}-\u{2b1c}\u{3297}\u{3299}\u{303d}\u{00a9}\u{00ae}\u{2122}\u{23f3}\u{24c2}\u{23e9}-\u{23ef}\u{25b6}\u{23f8}-\u{23fa}]/ug;
+
 export default function(text: string) {
-	const match = text.match(/^:([a-zA-Z0-9+_-]+):/);
-	if (!match) return null;
-	const emoji = match[0];
-	return {
-		type: 'emoji',
-		content: emoji,
-		emoji: match[1]
-	} as TextElementEmoji;
+	const name = text.match(/^:([a-zA-Z0-9+_-]+):/);
+	if (name) {
+		return {
+			type: 'emoji',
+			content: name[0],
+			name: name[1]
+		} as TextElementEmoji;
+	}
+	const unicode = text.match(emojiRegex);
+	if (unicode) {
+		const [content] = unicode;
+		return {
+			type: 'emoji',
+			content,
+			emoji: content
+		} as TextElementEmoji;
+	}
+	return null;
 }
diff --git a/src/remote/activitypub/misc/get-emoji-names.ts b/src/remote/activitypub/misc/get-emoji-names.ts
deleted file mode 100644
index f744d02fed..0000000000
--- a/src/remote/activitypub/misc/get-emoji-names.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import parse from '../../../mfm/parse';
-
-export default function(text: string) {
-	if (!text) return [];
-	return parse(text).filter(t => t.type === 'emoji').map(t => (t as any).emoji);
-}
diff --git a/src/remote/activitypub/renderer/note.ts b/src/remote/activitypub/renderer/note.ts
index a2c591de2e..2b834f9d28 100644
--- a/src/remote/activitypub/renderer/note.ts
+++ b/src/remote/activitypub/renderer/note.ts
@@ -8,9 +8,7 @@ import Note, { INote } from '../../../models/note';
 import User from '../../../models/user';
 import toHtml from '../misc/get-note-html';
 import parseMfm from '../../../mfm/parse';
-import getEmojiNames from '../misc/get-emoji-names';
 import Emoji, { IEmoji } from '../../../models/emoji';
-import { unique } from '../../../prelude/array';
 
 export default async function renderNote(note: INote, dive = true): Promise<any> {
 	const promisedFiles: Promise<IDriveFile[]> = note.fileIds
@@ -110,8 +108,7 @@ export default async function renderNote(note: INote, dive = true): Promise<any>
 
 	const content = toHtml(Object.assign({}, note, { text }));
 
-	const emojiNames = unique(getEmojiNames(content));
-	const emojis = await getEmojis(emojiNames);
+	const emojis = await getEmojis(note.emojis);
 	const apemojis = emojis.map(emoji => renderEmoji(emoji));
 
 	const tag = [
@@ -141,12 +138,10 @@ async function getEmojis(names: string[]): Promise<IEmoji[]> {
 	if (names == null || names.length < 1) return [];
 
 	const emojis = await Promise.all(
-		names.map(async name => {
-			return await Emoji.findOne({
-				name,
-				host: null
-			});
-		})
+		names.map(name => Emoji.findOne({
+			name,
+			host: null
+		}))
 	);
 
 	return emojis.filter(emoji => emoji != null);
diff --git a/src/services/note/create.ts b/src/services/note/create.ts
index ac8bcf034d..b3a3e83d4c 100644
--- a/src/services/note/create.ts
+++ b/src/services/note/create.ts
@@ -456,8 +456,8 @@ function extractHashtags(tokens: ReturnType<typeof parse>): string[] {
 function extractEmojis(tokens: ReturnType<typeof parse>): string[] {
 	// Extract emojis
 	const emojis = tokens
-		.filter(t => t.type == 'emoji')
-		.map(t => (t as TextElementEmoji).emoji)
+		.filter(t => t.type == 'emoji' && t.name)
+		.map(t => (t as TextElementEmoji).name)
 		.filter(emoji => emoji.length <= 100);
 
 	return unique(emojis);
diff --git a/test/mfm.ts b/test/mfm.ts
index 1aadcd21e8..30b5f00140 100644
--- a/test/mfm.ts
+++ b/test/mfm.ts
@@ -16,7 +16,7 @@ describe('Text', () => {
 			{ type: 'text', content: ' '},
 			{ type: 'mention', content: '@hima_sub@namori.net', canonical: '@hima_sub@namori.net', username: 'hima_sub', host: 'namori.net' },
 			{ type: 'text', content: ' お腹ペコい ' },
-			{ type: 'emoji', content: ':cat:', emoji: 'cat'},
+			{ type: 'emoji', content: ':cat:', name: 'cat'},
 			{ type: 'text', content: ' '},
 			{ type: 'hashtag', content: '#yryr', hashtag: 'yryr' }
 		], tokens);
@@ -182,15 +182,20 @@ describe('Text', () => {
 		it('emoji', () => {
 			const tokens1 = analyze(':cat:');
 			assert.deepEqual([
-				{ type: 'emoji', content: ':cat:', emoji: 'cat'}
+				{ type: 'emoji', content: ':cat:', name: 'cat' }
 			], tokens1);
 
 			const tokens2 = analyze(':cat::cat::cat:');
 			assert.deepEqual([
-				{ type: 'emoji', content: ':cat:', emoji: 'cat'},
-				{ type: 'emoji', content: ':cat:', emoji: 'cat'},
-				{ type: 'emoji', content: ':cat:', emoji: 'cat'}
+				{ type: 'emoji', content: ':cat:', name: 'cat' },
+				{ type: 'emoji', content: ':cat:', name: 'cat' },
+				{ type: 'emoji', content: ':cat:', name: 'cat' }
 			], tokens2);
+
+			const tokens3 = analyze('🍎');
+			assert.deepEqual([
+				{ type: 'emoji', content: '🍎', emoji: '🍎' }
+			], tokens3);
 		});
 
 		it('block code', () => {