diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 74960d1..cb0ef0b 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,7 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="com.example.cosmosclient">
 
+    android:hardwareAccelerated="true"
+    <!--ここからバーコードリーダーのアクセス許可-->
+    <uses-permission android:name="android.permission.CAMERA"/>
+    <!--<uses-permission android:name="android.permission.FLASHLIGHT"/>-->
+    <!--バーコードリーダーアクセス許可終わり-->
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -10,10 +16,14 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
         <activity
-            android:name=".views.ForgotPasswordActivity"
-            android:theme="@style/AppTheme.NoActionBar"></activity>
-        <activity
-            android:name=".views.SigninActivity"
+            android:name="com.journeyapps.barcodescanner.CaptureActivity"
+            android:screenOrientation="fullSensor"
+            tools:replace="screenOrientation" />
+        <activity android:name=".views.QRcodeReadingActivity"
+            android:screenOrientation="portrait"
+            tools:replace="screenOrientation">
+        </activity>
+        <activity android:name=".views.SigninActivity"
             android:theme="@style/AppTheme.NoActionBar">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -21,9 +31,11 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity android:name=".views.SignupActivity"
+            android:theme="@style/AppTheme.NoActionBar"/>
         <activity
-            android:name=".views.SignupActivity"
-            android:theme="@style/AppTheme.NoActionBar" />
+            android:name=".views.ForgotPasswordActivity"
+            android:theme="@style/AppTheme.NoActionBar"></activity>
         <activity android:name=".MainActivity"></activity>
         <activity
             android:name=".views.RequestListActivity"