diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 240df3e4a..7055cdb4c 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -212,6 +212,8 @@ common:
     other: "その他"
     appearance: "デザイン"
     behavior: "動作"
+    reactions: "リアクション"
+    reactions-description: "リアクションピッカーに表示するリアクションを改行で区切って設定します。"
     fetch-on-scroll: "スクロールで自動読み込み"
     fetch-on-scroll-desc: "ページを下までスクロールしたときに自動で追加のコンテンツを読み込みます。"
     note-visibility: "投稿の公開範囲"
diff --git a/src/client/app/common/views/components/reaction-picker.vue b/src/client/app/common/views/components/reaction-picker.vue
index ff534d37c..17a92c72e 100644
--- a/src/client/app/common/views/components/reaction-picker.vue
+++ b/src/client/app/common/views/components/reaction-picker.vue
@@ -4,16 +4,7 @@
 	<div class="popover" :class="{ isMobile: $root.isMobile }" ref="popover">
 		<p v-if="!$root.isMobile">{{ title }}</p>
 		<div class="buttons" ref="buttons" :class="{ showFocus }">
-			<button @click="react('like')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="1" :title="$t('@.reactions.like')" v-particle><mk-reaction-icon reaction="like"/></button>
-			<button @click="react('love')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="2" :title="$t('@.reactions.love')" v-particle><mk-reaction-icon reaction="love"/></button>
-			<button @click="react('laugh')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="3" :title="$t('@.reactions.laugh')" v-particle><mk-reaction-icon reaction="laugh"/></button>
-			<button @click="react('hmm')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="4" :title="$t('@.reactions.hmm')" v-particle><mk-reaction-icon reaction="hmm"/></button>
-			<button @click="react('surprise')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="5" :title="$t('@.reactions.surprise')" v-particle><mk-reaction-icon reaction="surprise"/></button>
-			<button @click="react('congrats')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="6" :title="$t('@.reactions.congrats')" v-particle><mk-reaction-icon reaction="congrats"/></button>
-			<button @click="react('angry')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="7" :title="$t('@.reactions.angry')" v-particle><mk-reaction-icon reaction="angry"/></button>
-			<button @click="react('confused')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="8" :title="$t('@.reactions.confused')" v-particle><mk-reaction-icon reaction="confused"/></button>
-			<button @click="react('rip')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="9" :title="$t('@.reactions.rip')" v-particle><mk-reaction-icon reaction="rip"/></button>
-			<button @click="react('pudding')" @mouseover="onMouseover" @mouseout="onMouseout" tabindex="10" :title="$t('@.reactions.pudding')" v-particle><mk-reaction-icon reaction="pudding"/></button>
+			<button v-for="(reaction, i) in $store.state.settings.reactions" :key="reaction" @click="react(reaction)" @mouseover="onMouseover" @mouseout="onMouseout" :tabindex="i + 1" :title="/^[a-z]+$/.test(reaction) ? $t('@.reactions.' + reaction) : reaction" v-particle><mk-reaction-icon :reaction="reaction"/></button>
 		</div>
 		<div v-if="enableEmojiReaction" class="text">
 			<input v-model="text" :placeholder="$t('input-reaction-placeholder')" @keyup.enter="reactText" @input="tryReactText" v-autocomplete="{ model: 'text' }">
diff --git a/src/client/app/common/views/components/settings/settings.vue b/src/client/app/common/views/components/settings/settings.vue
index 914d5bf84..6ea1147c5 100644
--- a/src/client/app/common/views/components/settings/settings.vue
+++ b/src/client/app/common/views/components/settings/settings.vue
@@ -108,6 +108,13 @@
 				<ui-switch v-if="$root.isMobile" v-model="disableViaMobile">{{ $t('@._settings.disable-via-mobile') }}</ui-switch>
 			</section>
 
+			<section>
+				<header>{{ $t('@._settings.reactions') }}</header>
+				<ui-textarea v-model="reactions">
+					{{ $t('@._settings.reactions') }}<template #desc>{{ $t('@._settings.reactions-description') }}</template>
+				</ui-textarea>
+			</section>
+
 			<section>
 				<header>{{ $t('@._settings.timeline') }}</header>
 				<ui-switch v-model="showMyRenotes">{{ $t('@._settings.show-my-renotes') }}</ui-switch>
@@ -407,6 +414,11 @@ export default Vue.extend({
 			set(value) { this.$store.dispatch('settings/set', { key: 'disableViaMobile', value }); }
 		},
 
+		reactions: {
+			get() { return this.$store.state.settings.reactions.join('\n'); },
+			set(value: string) { this.$store.dispatch('settings/set', { key: 'reactions', value: value.split('\n') }); }
+		},
+
 		useShadow: {
 			get() { return this.$store.state.device.useShadow; },
 			set(value) { this.$store.commit('device/set', { key: 'useShadow', value }); }
diff --git a/src/client/app/store.ts b/src/client/app/store.ts
index 92fb1568b..f4ec9e501 100644
--- a/src/client/app/store.ts
+++ b/src/client/app/store.ts
@@ -41,6 +41,7 @@ const defaultSettings = {
 	uploadFolder: null,
 	pastedFileName: 'yyyy-MM-dd HH-mm-ss [{{number}}]',
 	pasteDialog: false,
+	reactions: ['like', 'love', 'laugh', 'hmm', 'surprise', 'congrats', 'angry', 'confused', 'rip', 'pudding']
 };
 
 const defaultDeviceSettings = {