diff --git a/src/daemons/hashtags-stats-child.ts b/src/daemons/hashtags-stats-child.ts
new file mode 100644
index 0000000000..3f7f4d6e9e
--- /dev/null
+++ b/src/daemons/hashtags-stats-child.ts
@@ -0,0 +1,60 @@
+import Note from '../models/note';
+
+// 10分
+const interval = 1000 * 60 * 10;
+
+async function tick() {
+	const res = await Note.aggregate([{
+		$match: {
+			createdAt: {
+				$gt: new Date(Date.now() - interval)
+			},
+			tags: {
+				$exists: true,
+				$ne: []
+			}
+		}
+	}, {
+		$unwind: '$tags'
+	}, {
+		$group: {
+			_id: '$tags',
+			count: {
+				$sum: 1
+			}
+		}
+	}, {
+		$group: {
+			_id: null,
+			tags: {
+				$push: {
+					tag: '$_id',
+					count: '$count'
+				}
+			}
+		}
+	}, {
+		$project: {
+			_id: false,
+			tags: true
+		}
+	}]) as {
+		tags: Array<{
+			tag: string;
+			count: number;
+		}>
+	};
+
+	const stats = res.tags
+		.sort((a, b) => a.count - b.count)
+		.map(tag => [tag.tag, tag.count])
+		.slice(0, 10);
+
+	console.log(stats);
+
+	process.send(stats);
+}
+
+tick();
+
+setInterval(tick, interval);
diff --git a/src/daemons/hashtags-stats.ts b/src/daemons/hashtags-stats.ts
new file mode 100644
index 0000000000..5ed028ac33
--- /dev/null
+++ b/src/daemons/hashtags-stats.ts
@@ -0,0 +1,20 @@
+import * as childProcess from 'child_process';
+import Xev from 'xev';
+
+const ev = new Xev();
+
+export default function() {
+	const log = [];
+
+	const p = childProcess.fork(__dirname + '/hashtags-stats-child.js');
+
+	p.on('message', stats => {
+		ev.emit('hashtagsStats', stats);
+		log.push(stats);
+		if (log.length > 30) log.shift();
+	});
+
+	ev.on('requestHashTagsStatsLog', id => {
+		ev.emit('hashtagsStatsLog:' + id, log);
+	});
+}
diff --git a/src/notes-stats-child.ts b/src/daemons/notes-stats-child.ts
similarity index 75%
rename from src/notes-stats-child.ts
rename to src/daemons/notes-stats-child.ts
index 5f85a2a3cc..7f54a36bff 100644
--- a/src/notes-stats-child.ts
+++ b/src/daemons/notes-stats-child.ts
@@ -1,8 +1,8 @@
-import Note from './models/note';
+import Note from '../models/note';
 
 const interval = 5000;
 
-setInterval(async () => {
+async function tick() {
 	const [all, local] = await Promise.all([Note.count({
 		createdAt: {
 			$gte: new Date(Date.now() - interval)
@@ -19,4 +19,8 @@ setInterval(async () => {
 	};
 
 	process.send(stats);
-}, interval);
+}
+
+tick();
+
+setInterval(tick, interval);
diff --git a/src/notes-stats.ts b/src/daemons/notes-stats.ts
similarity index 100%
rename from src/notes-stats.ts
rename to src/daemons/notes-stats.ts
diff --git a/src/server-stats.ts b/src/daemons/server-stats.ts
similarity index 88%
rename from src/server-stats.ts
rename to src/daemons/server-stats.ts
index 7b0d4a8576..1403402508 100644
--- a/src/server-stats.ts
+++ b/src/daemons/server-stats.ts
@@ -5,6 +5,8 @@ import Xev from 'xev';
 
 const ev = new Xev();
 
+const interval = 1000;
+
 /**
  * Report server stats regularly
  */
@@ -15,7 +17,7 @@ export default function() {
 		ev.emit('serverStatsLog:' + id, log);
 	});
 
-	setInterval(() => {
+	async function tick() {
 		osUtils.cpuUsage(cpuUsage => {
 			const disk = diskusage.checkSync(os.platform() == 'win32' ? 'c:' : '/');
 			const stats = {
@@ -32,5 +34,9 @@ export default function() {
 			log.push(stats);
 			if (log.length > 50) log.shift();
 		});
-	}, 1000);
+	}
+
+	tick();
+
+	setInterval(tick, interval);
 }
diff --git a/src/index.ts b/src/index.ts
index 4a98b7564c..27c5dd0275 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -17,8 +17,9 @@ import ProgressBar from './utils/cli/progressbar';
 import EnvironmentInfo from './utils/environmentInfo';
 import MachineInfo from './utils/machineInfo';
 import DependencyInfo from './utils/dependencyInfo';
-import serverStats from './server-stats';
-import notesStats from './notes-stats';
+import serverStats from './daemons/server-stats';
+import notesStats from './daemons/notes-stats';
+import hashtagsStats from './daemons/hashtags-stats';
 
 import loadConfig from './config/load';
 import { Config } from './config/types';
@@ -52,6 +53,7 @@ function main() {
 		ev.mount();
 		serverStats();
 		notesStats();
+		hashtagsStats();
 	} else {
 		workerMain(opt);
 	}
diff --git a/src/server/api/stream/hashtags-stats.ts b/src/server/api/stream/hashtags-stats.ts
new file mode 100644
index 0000000000..47183467f5
--- /dev/null
+++ b/src/server/api/stream/hashtags-stats.ts
@@ -0,0 +1,35 @@
+import * as websocket from 'websocket';
+import Xev from 'xev';
+
+const ev = new Xev();
+
+export default function(request: websocket.request, connection: websocket.connection): void {
+	const onStats = stats => {
+		connection.send(JSON.stringify({
+			type: 'stats',
+			body: stats
+		}));
+	};
+
+	connection.on('message', async data => {
+		const msg = JSON.parse(data.utf8Data);
+
+		switch (msg.type) {
+			case 'requestLog':
+				ev.once('hashtagsStatsLog:' + msg.id, statsLog => {
+					connection.send(JSON.stringify({
+						type: 'statsLog',
+						body: statsLog
+					}));
+				});
+				ev.emit('requestHashtagsStatsLog', msg.id);
+				break;
+		}
+	});
+
+	ev.addListener('hashtagsStats', onStats);
+
+	connection.on('close', () => {
+		ev.removeListener('hashtagsStats', onStats);
+	});
+}
diff --git a/src/server/api/streaming.ts b/src/server/api/streaming.ts
index 2d4cfc108f..e4156096ef 100644
--- a/src/server/api/streaming.ts
+++ b/src/server/api/streaming.ts
@@ -14,6 +14,7 @@ import othelloGameStream from './stream/othello-game';
 import othelloStream from './stream/othello';
 import serverStatsStream from './stream/server-stats';
 import notesStatsStream from './stream/notes-stats';
+import hashtagsStatsStream from './stream/hashtags-stats';
 import requestsStream from './stream/requests';
 import { ParsedUrlQuery } from 'querystring';
 import authenticate from './authenticate';
@@ -39,6 +40,11 @@ module.exports = (server: http.Server) => {
 			return;
 		}
 
+		if (request.resourceURL.pathname === '/hashtags-stats') {
+			hashtagsStatsStream(request, connection);
+			return;
+		}
+
 		if (request.resourceURL.pathname === '/requests') {
 			requestsStream(request, connection);
 			return;