diff --git a/src/api/common/notify.ts b/src/api/common/notify.ts
index 4b3e6a5d5..f06622f91 100644
--- a/src/api/common/notify.ts
+++ b/src/api/common/notify.ts
@@ -1,5 +1,6 @@
 import * as mongo from 'mongodb';
 import Notification from '../models/notification';
+import Mute from '../models/mute';
 import event from '../event';
 import serialize from '../serializers/notification';
 
@@ -32,6 +33,17 @@ export default (
 	setTimeout(async () => {
 		const fresh = await Notification.findOne({ _id: notification._id }, { is_read: true });
 		if (!fresh.is_read) {
+			//#region ただしミュートしているユーザーからの通知なら無視
+			const mute = await Mute.find({
+				muter_id: notifiee,
+				deleted_at: { $exists: false }
+			});
+			const mutedUserIds = mute.map(m => m.mutee_id.toString());
+			if (mutedUserIds.indexOf(notifier.toHexString()) != -1) {
+				return;
+			}
+			//#endregion
+
 			event(notifiee, 'unread_notification', await serialize(notification));
 		}
 	}, 3000);
diff --git a/src/api/endpoints/notifications/get_unread_count.ts b/src/api/endpoints/notifications/get_unread_count.ts
index 9514e7871..845d6b29c 100644
--- a/src/api/endpoints/notifications/get_unread_count.ts
+++ b/src/api/endpoints/notifications/get_unread_count.ts
@@ -2,6 +2,7 @@
  * Module dependencies
  */
 import Notification from '../../models/notification';
+import Mute from '../../models/mute';
 
 /**
  * Get count of unread notifications
@@ -11,9 +12,18 @@ import Notification from '../../models/notification';
  * @return {Promise<any>}
  */
 module.exports = (params, user) => new Promise(async (res, rej) => {
+	const mute = await Mute.find({
+		muter_id: user._id,
+		deleted_at: { $exists: false }
+	});
+	const mutedUserIds = mute.map(m => m.mutee_id);
+
 	const count = await Notification
 		.count({
 			notifiee_id: user._id,
+			notifier_id: {
+				$nin: mutedUserIds
+			},
 			is_read: false
 		});