diff --git a/app/src/main/java/com/example/cosmosclient/views/QRcodeReadeingActivity.java b/app/src/main/java/com/example/cosmosclient/views/QRcodeReadeingActivity.java
deleted file mode 100644
index 73fd7a6..0000000
--- a/app/src/main/java/com/example/cosmosclient/views/QRcodeReadeingActivity.java
+++ /dev/null
@@ -1,45 +0,0 @@
-package com.example.cosmosclient.views;
-
-import android.content.Intent;
-import android.support.v7.app.AppCompatActivity;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.View;
-import android.widget.TextView;
-
-import com.example.cosmosclient.R;
-import com.google.zxing.integration.android.IntentIntegrator;
-import com.google.zxing.integration.android.IntentResult;
-import com.journeyapps.barcodescanner.CaptureActivity;
-
-public class QRcodeReadeingActivity extends CaptureActivity {
-    public String QRcodeData = null;
-    TextView QRcodeResult;
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_qrcode_readeing);
-        QRcodeResult = findViewById(R.id.QRcodeResult);
-
-        //ここでQRコードリーダーオブジェクト生成
-        IntentIntegrator integrator = new IntentIntegrator(this);
-//        new IntentIntegrator(QRcodeReadeingActivity.this).initiateScan();
-        // スキャン画面の回転の制御
-        integrator.setOrientationLocked(false);
-        //バーコードリーダーの起動
-        integrator.initiateScan();
-
-    }
-
-    //QRコードから読み取った結果の取得
-    @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-        IntentResult result = IntentIntegrator.parseActivityResult(requestCode, resultCode, data);
-        if(result != null) {
-            QRcodeData = (String)result.getContents();
-            QRcodeResult.setText(QRcodeData);
-        } else {
-            super.onActivityResult(requestCode, resultCode, data);
-        }
-    }
-}