diff --git a/src/client/account.ts b/src/client/account.ts
index 1ba7a28908..c539673c0d 100644
--- a/src/client/account.ts
+++ b/src/client/account.ts
@@ -17,6 +17,7 @@ const data = localStorage.getItem('account');
 export const $i = data ? reactive(JSON.parse(data) as Account) : null;
 
 export async function signout() {
+	waiting();
 	localStorage.removeItem('account');
 
 	//#region Remove account
@@ -42,7 +43,7 @@ export async function signout() {
 	document.cookie = `igi=; path=/`;
 
 	if (accounts.length > 0) login(accounts[0].token);
-	else location.href = '/';
+	else unisonReload(true);
 }
 
 export async function getAccounts(): Promise<{ id: Account['id'], token: Account['token'] }[]> {
@@ -92,16 +93,16 @@ export function refreshAccount() {
 	return fetchAccount($i.token).then(updateAccount);
 }
 
-export async function login(token: Account['token'], href?: string) {
+export async function login(token: Account['token'], redirect?: string) {
 	waiting();
 	if (_DEV_) console.log('logging as token ', token);
 	const me = await fetchAccount(token);
 	localStorage.setItem('account', JSON.stringify(me));
 	await addAccount(me.id, token);
 
-	if (href) {
+	if (redirect) {
 		reloadChannel.postMessage('reload');
-		location.href = href;
+		location.href = redirect;
 		return;
 	}
 
diff --git a/src/client/components/notification.vue b/src/client/components/notification.vue
index 4ae8547162..b30cc54088 100644
--- a/src/client/components/notification.vue
+++ b/src/client/components/notification.vue
@@ -115,14 +115,14 @@ export default defineComponent({
 
 			this.connection = os.stream.useSharedConnection('main');
 
+			// 既読処理
+			// notification.isReadは更新しないので注意
 			this.connection.on('readAllNotifications', () => {
 				this.readObserver.unobserve(this.$el);
-				this.notification = markNotificationRead(this.notification);
 			});
 			this.connection.on('readNotifications', notificationIds => {
 				if (notificationIds.includes(this.notification.id)) {
 					this.readObserver.unobserve(this.$el);
-					this.notification = markNotificationRead(this.notification);
 				}
 			})
 		}
diff --git a/src/client/init.ts b/src/client/init.ts
index f31f161cef..a04fe810ac 100644
--- a/src/client/init.ts
+++ b/src/client/init.ts
@@ -66,7 +66,7 @@ import { search } from '@/scripts/search';
 import { isMobile } from '@/scripts/is-mobile';
 import { getThemes } from '@/theme-store';
 import { initializeSw } from '@/scripts/initialize-sw';
-import { reloadChannel } from '@/scripts/unison-reload';
+import { reload, reloadChannel } from '@/scripts/unison-reload';
 import { deleteLoginId } from '@/scripts/login-id';
 import { getAccountFromId } from '@/scripts/get-account-from-id';
 
@@ -120,7 +120,7 @@ if (defaultStore.state.reportError && !_DEV_) {
 document.addEventListener('touchend', () => {}, { passive: true });
 
 // 一斉リロード
-reloadChannel.addEventListener('message', () => location.reload());
+reloadChannel.addEventListener('message', reload);
 
 //#region SEE: https://css-tricks.com/the-trick-to-viewport-units-on-mobile/
 // TODO: いつの日にか消したい
diff --git a/src/client/scripts/unison-reload.ts b/src/client/scripts/unison-reload.ts
index 92556aefaa..c50650452d 100644
--- a/src/client/scripts/unison-reload.ts
+++ b/src/client/scripts/unison-reload.ts
@@ -1,10 +1,18 @@
 // SafariがBroadcastChannel未実装なのでライブラリを使う
 import { BroadcastChannel } from 'broadcast-channel';
 
-export const reloadChannel = new BroadcastChannel<'reload'>('reload');
+export const reloadChannel = new BroadcastChannel<boolean>('reload');
 
 // BroadcastChannelを用いて、クライアントが一斉にreloadするようにします。
-export function unisonReload() {
-	reloadChannel.postMessage('reload');
-	location.reload();
+export function unisonReload(redirectToRoot?: boolean) {
+	reloadChannel.postMessage(!!redirectToRoot);
+	reload();
+}
+
+export function reload(redirectToRoot?: boolean) {
+	if (redirectToRoot) {
+		location.href = '/';
+	} else {
+		location.reload();
+	}
 }
diff --git a/yarn.lock b/yarn.lock
index 029d093777..91cfdacce3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5042,11 +5042,6 @@ idb-keyval@5.0.2:
   resolved "https://registry.yarnpkg.com/idb-keyval/-/idb-keyval-5.0.2.tgz#243cf2b7db1bee2a8a41b78c14a18a85db0e1646"
   integrity sha512-1DYjY/nX2U9pkTkwFoAmKcK1ZWmkNgO32Oon9tp/9+HURizxUQ4fZRxMJZs093SldP7q6dotVj03kIkiqOILyA==
 
-idb-keyval@5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/idb-keyval/-/idb-keyval-5.0.1.tgz#d3913debfb58edee299da5cf2dded6c2670c05ef"
-  integrity sha512-bfi+Znn6oSPPgGcVUj2tYMIOQ5TD6V1qj50SdKQecGZx9lqUATcQ7ArHOt9sPcEhACoYe//yr2igmS6SMc59SA==
-
 ieee754@1.1.13, ieee754@^1.1.13, ieee754@^1.1.4:
   version "1.1.13"
   resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.13.tgz#ec168558e95aa181fd87d37f55c32bbcb6708b84"