diff --git a/frontend/public/index.html b/frontend/public/index.html
index 8793c25..ce35ac2 100644
--- a/frontend/public/index.html
+++ b/frontend/public/index.html
@@ -2,7 +2,7 @@
 <html lang="en">
   <head>
     <meta charset="utf-8" />
-    <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
+    <link rel="icon" href="%PUBLIC_URL%/testicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <meta name="theme-color" content="#000000" />
     <meta
diff --git a/frontend/public/testicon.ico b/frontend/public/testicon.ico
new file mode 100644
index 0000000..901e5d5
Binary files /dev/null and b/frontend/public/testicon.ico differ
diff --git a/frontend/src/pages/LoginPage.tsx b/frontend/src/pages/LoginPage.tsx
index 77272ee..6312431 100644
--- a/frontend/src/pages/LoginPage.tsx
+++ b/frontend/src/pages/LoginPage.tsx
@@ -64,7 +64,7 @@ const LoginPage: React.FC = () => {
           <Paper elevation={3} sx={{ p: 4 }}>
             <Box sx={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
               <Typography component="h1" variant="h5" gutterBottom>
-                ToDoアプリ ログイン
+                shopchop ログイン
               </Typography>
               {/* エラーがある場合のみアラートを表示 */}
               {error && (
