diff --git a/frontend/src/pages/NotFound.tsx b/frontend/src/pages/NotFound.tsx
new file mode 100644
index 0000000..d72df89
--- /dev/null
+++ b/frontend/src/pages/NotFound.tsx
@@ -0,0 +1,14 @@
+import { Helmet } from 'react-helmet'
+
+import MainArea from '@/components/layout/MainArea'
+import { SITE_TITLE } from '@/config'
+
+
+export default () => (
+    <MainArea>
+      <Helmet>
+        <meta name="robots" content="noindex" />
+        <title>ページないよ (笑) | {SITE_TITLE}</title>
+      </Helmet>
+      Not Found
+    </MainArea>)