diff --git a/locales/index.d.ts b/locales/index.d.ts
index 24613419ce..1d2f28d4bc 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -994,6 +994,10 @@ export interface Locale extends ILocale {
      * ブロックしたユーザー
      */
     "blockedUsers": string;
+    /**
+     * リアクションをブロックしたユーザー
+     */
+    "reactionBlockedUsers": string;
     /**
      * ユーザーはいません
      */
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 9f32969a79..1f1e1b571e 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -244,6 +244,7 @@ federationAllowedHostsDescription: "連合を許可するサーバーのホス
 muteAndBlock: "ミュートとブロック"
 mutedUsers: "ミュートしたユーザー"
 blockedUsers: "ブロックしたユーザー"
+reactionBlockedUsers: "リアクションをブロックしたユーザー"
 noUsers: "ユーザーはいません"
 editProfile: "プロフィールを編集"
 noteDeleteConfirm: "このノートを削除しますか？"
diff --git a/packages/frontend/src/pages/settings/mute-block.vue b/packages/frontend/src/pages/settings/mute-block.vue
index 4d413d53ab..74e69e1d92 100644
--- a/packages/frontend/src/pages/settings/mute-block.vue
+++ b/packages/frontend/src/pages/settings/mute-block.vue
@@ -122,6 +122,39 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</template>
 		</MkPagination>
 	</MkFolder>
+
+	<MkFolder>
+		<template #icon><i class="ti ti-ban"></i></template>
+		<template #label>{{ i18n.ts.reactionBlockedUsers }}</template>
+
+		<MkPagination :pagination="blockingReactionUserPagination">
+			<template #empty>
+				<div class="_fullinfo">
+					<img :src="infoImageUrl" class="_ghost"/>
+					<div>{{ i18n.ts.noUsers }}</div>
+				</div>
+			</template>
+
+			<template #default="{ items }">
+				<div class="_gaps_s">
+					<div v-for="item in items" :key="item.blockee.id" :class="[$style.userItem, { [$style.userItemOpend]: expandedBlockItems.includes(item.id) }]">
+						<div :class="$style.userItemMain">
+							<MkA :class="$style.userItemMainBody" :to="userPage(item.blockee)">
+								<MkUserCardMini :user="item.blockee"/>
+							</MkA>
+							<button class="_button" :class="$style.userToggle" @click="toggleBlockItem(item)"><i :class="$style.chevron" class="ti ti-chevron-down"></i></button>
+							<button class="_button" :class="$style.remove" @click="unblockReactionUser(item.blockee, $event)"><i class="ti ti-x"></i></button>
+						</div>
+						<div v-if="expandedBlockItems.includes(item.id)" :class="$style.userItemSub">
+							<div>Blocked at: <MkTime :time="item.createdAt" mode="detail"/></div>
+							<div v-if="item.expiresAt">Period: {{ new Date(item.expiresAt).toLocaleString() }}</div>
+							<div v-else>Period: {{ i18n.ts.indefinitely }}</div>
+						</div>
+					</div>
+				</div>
+			</template>
+		</MkPagination>
+	</MkFolder>
 </div>
 </template>
 
@@ -157,6 +190,11 @@ const blockingPagination = {
 	limit: 10,
 };
 
+const blockingReactionUserPagination = {
+	endpoint: 'blocking-reaction-user/list' as const,
+	limit: 10,
+};
+
 const expandedRenoteMuteItems = ref([]);
 const expandedMuteItems = ref([]);
 const expandedBlockItems = ref([]);
@@ -194,6 +232,16 @@ async function unblock(user, ev) {
 	}], ev.currentTarget ?? ev.target);
 }
 
+async function unblockReactionUser(user, ev) {
+	os.popupMenu([{
+		text: i18n.ts.unblock,
+		icon: 'ti ti-x',
+		action: async () => {
+			await os.apiWithDialog('blocking-reaction-user/delete', { userId: user.id });
+		},
+	}], ev.currentTarget ?? ev.target);
+}
+
 async function toggleRenoteMuteItem(item) {
 	if (expandedRenoteMuteItems.value.includes(item.id)) {
 		expandedRenoteMuteItems.value = expandedRenoteMuteItems.value.filter(x => x !== item.id);