diff --git a/.gitignore b/.gitignore
index 5b82029..d9f7d9c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@
 /.idea/libraries
 /.idea/modules.xml
 /.idea/workspace.xml
+/.idea/caches
 .DS_Store
 /build
 /captures
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index b437570..35570e0 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -12,24 +12,25 @@
         android:required="false" />
 
     <application
+        android:name=".cactusClient.Cactus"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.AppCompat.Light.NoActionBar" >
+        android:theme="@style/AppTheme">
 
         <!--無効化の際に<activity></activity>コメントアウトか消すといい-->
         <!--start-->
-        <!--<activity-->
-            <!--android:name=".sample.SampleGameActivity"-->
-            <!--android:label="@string/app_name"-->
-            <!--android:screenOrientation="landscape">-->
-            <!--<intent-filter>-->
-                <!--<action android:name="android.intent.action.MAIN" />-->
-                <!--<category android:name="android.intent.category.LAUNCHER" />-->
-            <!--</intent-filter>-->
-        <!--</activity>-->
+        <activity
+            android:name=".sample.SampleGameActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="landscape">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
         <!--end-->
 
         <!--start-->
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Cactus.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Cactus.java
new file mode 100644
index 0000000..c4a6c46
--- /dev/null
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Cactus.java
@@ -0,0 +1,64 @@
+package org.ntlab.radishforandroidstudio.cactusClient;
+
+import android.accounts.Account;
+import android.app.Activity;
+import android.app.Application;
+import android.os.Bundle;
+
+public class Cactus extends Application {
+
+    private Account myAccount = null;
+
+    public Cactus() {
+
+        registerActivityLifecycleCallbacks(new ActivityLifecycleCallbacks() {
+            @Override
+            public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
+
+            }
+
+            @Override
+            public void onActivityStarted(Activity activity) {
+
+
+            }
+
+            @Override
+            public void onActivityResumed(Activity activity) {
+
+            }
+
+            @Override
+            public void onActivityPaused(Activity activity) {
+
+            }
+
+            @Override
+            public void onActivityStopped(Activity activity) {
+
+            }
+
+            @Override
+            public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
+
+            }
+
+            @Override
+            public void onActivityDestroyed(Activity activity) {
+
+            }
+        });
+    }
+
+    //MyAccountの追加
+    public Account getMyAccount(){
+        return myAccount;
+    }
+
+    public void setMyAccount(Account ac){
+        myAccount = ac;
+    }
+
+}
+
+