diff --git a/public/404.html b/public/404.html
new file mode 100644
index 0000000..aa006c5
--- /dev/null
+++ b/public/404.html
@@ -0,0 +1,15 @@
+<!doctype html>
+<html lang="ja">
+<head>
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<title>Rabbit</title>
+</head>
+<body>
+	<h1>お探しのページは見つかりませんでした</h1>
+	<p>
+		<a href="/rabbit/">トップに戻る</a>
+	</p>
+</body>
+</html>
+
