diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf7522493..63f6c7f4d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,13 @@
 You should also include the user name that made the change.
 -->
 
+## 12.x.x (unreleased)
+
+### Improvements
+
+### Bugfixes
+- Client: デッキUI時に ページで表示 ボタンが機能しない問題を修正 @syuilo
+
 ## 12.116.0 (2022/07/16)
 
 ### Improvements
diff --git a/packages/client/src/components/page-window.vue b/packages/client/src/components/page-window.vue
index 5b06c7718..98140b95c 100644
--- a/packages/client/src/components/page-window.vue
+++ b/packages/client/src/components/page-window.vue
@@ -122,7 +122,7 @@ function close() {
 }
 
 function expand() {
-	mainRouter.push(router.getCurrentPath());
+	mainRouter.push(router.getCurrentPath(), 'forcePage');
 	windowEl.close();
 }
 
diff --git a/packages/client/src/nirax.ts b/packages/client/src/nirax.ts
index 4efa0345a..4ba1fe70f 100644
--- a/packages/client/src/nirax.ts
+++ b/packages/client/src/nirax.ts
@@ -71,7 +71,7 @@ export class Router extends EventEmitter<{
 	private currentKey = Date.now().toString();
 
 	public currentRoute: ShallowRef<RouteDef | null> = shallowRef(null);
-	public navHook: ((path: string) => boolean) | null = null;
+	public navHook: ((path: string, flag?: any) => boolean) | null = null;
 
 	constructor(routes: Router['routes'], currentPath: Router['currentPath']) {
 		super();
@@ -213,14 +213,14 @@ export class Router extends EventEmitter<{
 		return this.currentKey;
 	}
 
-	public push(path: string) {
+	public push(path: string, flag?: any) {
 		const beforePath = this.currentPath;
 		if (path === beforePath) {
 			this.emit('same');
 			return;
 		}
 		if (this.navHook) {
-			const cancel = this.navHook(path);
+			const cancel = this.navHook(path, flag);
 			if (cancel) return;
 		}
 		this.navigate(path, null);
diff --git a/packages/client/src/ui/deck.vue b/packages/client/src/ui/deck.vue
index 8c9e52063..20b955ddb 100644
--- a/packages/client/src/ui/deck.vue
+++ b/packages/client/src/ui/deck.vue
@@ -89,7 +89,8 @@ import { mainRouter } from '@/router';
 import { unisonReload } from '@/scripts/unison-reload';
 const XStatusBars = defineAsyncComponent(() => import('@/ui/_common_/statusbars.vue'));
 
-mainRouter.navHook = (path): boolean => {
+mainRouter.navHook = (path, flag): boolean => {
+	if (flag === 'forcePage') return false;
 	const noMainColumn = !deckStore.state.columns.some(x => x.type === 'main');
 	if (deckStore.state.navWindow || noMainColumn) {
 		os.pageWindow(path);