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index 37fbdd47..d1cfdaf6 100644
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diff --git a/backend/public/assets/img/common/android/Icon-ldpi.png b/backend/public/assets/img/common/android/Icon-ldpi.png
index 4ae3cc5a..2be78b11 100644
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diff --git a/backend/public/assets/img/common/android/Icon-mdpi.png b/backend/public/assets/img/common/android/Icon-mdpi.png
index b8179946..cdf50fb0 100644
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diff --git a/backend/public/assets/img/common/android/Icon-xhdpi.png b/backend/public/assets/img/common/android/Icon-xhdpi.png
index b50ba763..2b08c180 100644
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diff --git a/backend/public/assets/img/common/android/Icon-xxhdpi.png b/backend/public/assets/img/common/android/Icon-xxhdpi.png
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diff --git a/backend/public/assets/img/common/android/Icon-xxxhdpi.png b/backend/public/assets/img/common/android/Icon-xxxhdpi.png
index 34149ce5..95608ad0 100644
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diff --git a/backend/public/assets/img/common/apple/Icon-80.png b/backend/public/assets/img/common/apple/Icon-80.png
index 5644f390..e9ae041f 100644
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diff --git a/backend/public/assets/img/common/apple/Icon-87.png b/backend/public/assets/img/common/apple/Icon-87.png
index e6a9f312..f95cf521 100644
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diff --git a/backend/public/assets/img/common/icon.png b/backend/public/assets/img/common/icon.png
deleted file mode 100644
index dbc23370..00000000
Binary files a/backend/public/assets/img/common/icon.png and /dev/null differ
diff --git a/backend/public/assets/img/common/shortcut_icon.png b/backend/public/assets/img/common/shortcut_icon.png
new file mode 100644
index 00000000..84070f0d
Binary files /dev/null and b/backend/public/assets/img/common/shortcut_icon.png differ
diff --git a/backend/public/assets/img/common/white-bg.jpg b/backend/public/assets/img/common/white-bg.jpg
deleted file mode 100644
index c0927e26..00000000
Binary files a/backend/public/assets/img/common/white-bg.jpg and /dev/null differ
diff --git a/backend/resources/views/common/layout.blade.php b/backend/resources/views/common/layout.blade.php
index 092ad729..2d3435c2 100644
--- a/backend/resources/views/common/layout.blade.php
+++ b/backend/resources/views/common/layout.blade.php
@@ -10,7 +10,7 @@
         <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
         <link href="https://fonts.googleapis.com/css?family=Nunito" rel="stylesheet">
         <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
-        <link rel="shortcut icon" href="{{ asset('assets/img/common/icon.png') }}">
+        <link rel="shortcut icon" href="{{ asset('assets/img/common/shortcut_icon.png') }}">
 
         <!-- iOS -->
         <link rel="apple-touch-icon" href="{{ asset('assets/img/common/apple/Icon-100.png') }}">
diff --git a/backend/resources/views/pages/contact.blade.php b/backend/resources/views/pages/contact.blade.php
new file mode 100644
index 00000000..d720187c
--- /dev/null
+++ b/backend/resources/views/pages/contact.blade.php
@@ -0,0 +1,19 @@
+@extends('common.layout')
+
+@section('title', 'KIKI｜お問い合わせ')
+
+@section('content')
+ <main class="l-single-main l-sign-up">
+    <div class="l-centeringbox">
+        <div class="l-centeringbox-wrap">
+            <div class="l-single-container login-panel">
+                <div class="l-single-inner">
+                    
+                    <div id="contact"></div>
+                
+                </div>
+            </div>
+        </div>
+    </div>
+</main>
+@endsection
\ No newline at end of file
diff --git a/backend/resources/views/pages/contact/index.blade.php b/backend/resources/views/pages/contact/index.blade.php
deleted file mode 100644
index 24bed449..00000000
--- a/backend/resources/views/pages/contact/index.blade.php
+++ /dev/null
@@ -1,7 +0,0 @@
-@extends('pages.contact.layout')
-
-@section('title', 'KIKI｜お問い合わせ')
-
-@section('content')
-<div id="contact"></div>
-@endsection
\ No newline at end of file
diff --git a/backend/resources/views/pages/contact/layout.blade.php b/backend/resources/views/pages/contact/layout.blade.php
deleted file mode 100644
index d64ec5b5..00000000
--- a/backend/resources/views/pages/contact/layout.blade.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<!doctype html>
-<html lang="ja">
-<head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
-
-    <meta name="csrf-token" content="{{ csrf_token() }}">
-
-    <meta http-equiv="content-type" charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
-    <meta name="format-detection" content="telephone=no,email=no,address=no" />
-    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
-    <meta name=”robots” content=”noindex” />
-    <!-- favicon -->
-    <link rel="icon" type="image/x-icon" href="faviconのパスが入ります" />
-
-    <!-- Android アドレスバーの色 -->
-    <meta name="theme-color" content="#ffffff" />
-
-    <!-- iOS ホーム画面 -->
-    <link rel="apple-touch-icon" href="Web http://dummydummydummydummydummydummydummy" />
-    <meta name="apple-mobile-web-app-title" content="ほげほげ" />
-
-    <!-- Windows ピン留め時の見た目 -->
-    <meta name="msapplication-config" content="/config/browserconfig.xml" />
-
-    <title>@yield('title')</title>
-
-    <link rel="dns-prefetch" href="//fonts.gstatic.com">
-    <link href="https://use.fontawesome.com/releases/v5.6.1/css/all.css" rel = "stylesheet">
-    <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
-    <link href="https://fonts.googleapis.com/css?family=Nunito" rel="stylesheet">
-    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
-    <link rel="shortcut icon" href="{{asset('assets/img/common/icon.png')}}">
-    <link href="{{ asset('css/app.css') }}" rel="stylesheet">
-    
-
-    </head>
-    <body class="">
-        <main class="l-single-main l-sign-up">
-            <div class="l-centeringbox">
-                <div class="l-centeringbox-wrap">
-                    <div class="l-single-container login-panel">
-                        <div class="l-single-inner">
-                            @yield('content')
-                        </div>
-                    </div>
-                </div>
-
-            </div>
-        </main>
-    </body>
-
-    <script src="{{ asset('js/app.js') }}"></script>
-
-</html>
diff --git a/backend/resources/views/pages/pdf.blade.php b/backend/resources/views/pages/pdf.blade.php
index 4be4e470..dc5d8940 100644
--- a/backend/resources/views/pages/pdf.blade.php
+++ b/backend/resources/views/pages/pdf.blade.php
@@ -1,39 +1,8 @@
-<!doctype html>
-<html lang="ja">
-<head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
+@extends('common.layout')
 
-    <meta name="csrf-token" content="{{ csrf_token() }}">
+@section('title', 'KIKI｜PDF')
 
-    <meta http-equiv="content-type" charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
-    <meta name="format-detection" content="telephone=no,email=no,address=no" />
-    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
-    <meta name=”robots” content=”noindex” />
-    <link rel="shortcut icon" href="{{asset('assets/img/common/icon.png')}}">
-    <meta name="theme-color" content="#ffffff" />
-    <link rel="apple-touch-icon" href="Web http://dummydummydummydummydummydummydummy" />
-    <meta name="apple-mobile-web-app-title" content="ほげほげ" />
-    <meta name="msapplication-config" content="/config/browserconfig.xml" />
-
-    <title>KIKI｜PDF</title>
-
-    <link rel="dns-prefetch" href="//fonts.gstatic.com">
-    <link href="https://use.fontawesome.com/releases/v5.6.1/css/all.css" rel = "stylesheet">
-    <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
-    <link href="https://fonts.googleapis.com/css?family=Nunito" rel="stylesheet">
-    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
-    
-    <link href="{{ asset('css/app.css') }}" rel="stylesheet">
-    
-
-    </head>
-    <body class="">
-        <div id="pdf-preview"></div>
-        <input type="hidden" value={{ $path }} id="pdf-url">
-    </body>
-
-    <script src="{{ asset('js/app.js') }}"></script>
-
-</html>
+@section('content')
+    <div id="pdf-preview"></div>
+    <input type="hidden" value={{ $path }} id="pdf-url">
+@endsection
diff --git a/backend/routes/web.php b/backend/routes/web.php
index 89ae20a6..bef56339 100644
--- a/backend/routes/web.php
+++ b/backend/routes/web.php
@@ -63,10 +63,10 @@ Route::group(['prefix' => 'p-account'],                 function () {
 });
 
 Route::group(['prefix' => 'contact-us'],                function () {
-    Route::get('/',                                     function () { return view('pages.contact.index'); });
-    Route::get('/complete',                             function () { return view('pages.contact.index'); });
+    Route::get('/',                                     function () { return view('pages.contact'); });
+    Route::get('/complete',                             function () { return view('pages.contact'); });
 });
-Route::get('/unknown-error ',                           function () { return view('pages.contact.index'); });
+Route::get('/unknown-error ',                           function () { return view('pages.contact'); });
 
 // ---------------------------------------- Child Account ------------------------------------------- //
 Route::group(['prefix' => 'c-account'],                 function () {