diff --git a/app/src/main/java/com/example/cosmosclient/views/ForgotPasswordActivity.java b/app/src/main/java/com/example/cosmosclient/views/ForgotPasswordActivity.java
index 8cc26d7..62e173b 100644
--- a/app/src/main/java/com/example/cosmosclient/views/ForgotPasswordActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/ForgotPasswordActivity.java
@@ -11,7 +11,8 @@
 
 import com.example.cosmosclient.R;
 
-public class ForgotPasswordActivity extends AppCompatActivity{
+public class ForgotPasswordActivity extends AppCompatActivity {
+    //public class ForgotPasswordActivity extends AppCompatActivity implements TextWatcher{
     String EMailPattern = "^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\\.[a-zA-Z0-9-]+)*$";
 
 
@@ -23,6 +24,9 @@
         //idの取得
         final EditText EmailAddressText = findViewById(R.id.EMailAddressText);
         Button SendButton = findViewById(R.id.SendButton);
+
+        //EmailAddressText.addTextChangedListener(this);
+
         //送信ボタン処理
         SendButton.setOnClickListener(new View.OnClickListener() {
             @Override
@@ -35,5 +39,21 @@
                 finish();
             }
         });
-    }
+    }    //@Override
+//    public void beforeTextChanged(CharSequence s, int start, int count,int after) {
+//        //ignore
+//    }
+//
+//    @Override
+//    public void onTextChanged(CharSequence s, int start, int before, int count) {
+//        //ignore
+//    }
+//
+//    @Override
+//    public void afterTextChanged(Editable s) {
+//　　　 //操作後のEtidTextの状態を取得する
+//        String inputStr = s.toString();
+//
+//    }
+
 }
diff --git a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
index 3c0257d..ea7be6d 100644
--- a/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/SigninActivity.java
@@ -9,6 +9,9 @@
 
 import com.example.cosmosclient.R;
 
+import retrofit2.Retrofit;
+import retrofit2.converter.jackson.JacksonConverterFactory;
+
 public class SigninActivity extends AppCompatActivity {
 
     @Override
@@ -23,6 +26,14 @@
         final EditText PasswordText = findViewById(R.id.PasswordText);
         Button ForgotPasswordButton = findViewById(R.id.ForgotPasswordButton);
 
+        //retrofitの処理
+        Retrofit retrofit = new Retrofit.Builder()
+                .baseUrl("nitta-lab-www.is.konan-u.ac.jp")
+                .addConverterFactory(JacksonConverterFactory.create())
+                .build();
+        //interfaceから実装を取得
+        Signin signin = retrofit.create(Signin.class);
+
         //Sign inボタンの処理
         SigninButton.setOnClickListener(new View.OnClickListener() {
             @Override
diff --git a/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java b/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
index 0d46890..8f21d0c 100644
--- a/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/SignupActivity.java
@@ -27,9 +27,10 @@
 
         //retrofitの処理
         Retrofit retrofit = new Retrofit.Builder()
-                .baseUrl("/cosmos")
+                .baseUrl("nitta-lab-www.is.konan-u.ac.jp")
                 .addConverterFactory(JacksonConverterFactory.create())
                 .build();
+        //interfaceから実装を取得
         Signup signup = retrofit.create(Signup.class);
 
 
@@ -40,6 +41,7 @@
         final EditText PasswordText = findViewById(R.id.PasswordText);
         final EditText ConfirmPasswordText = findViewById(R.id.ConfirmPasswordText);
 
+
         //finalつけないとエラー出る
         final Call<User> call = signup.listUser(EmailAddressText.getText().toString(),PasswordText.getText().toString(),"3");
 
diff --git a/app/src/main/res/drawable/white.png b/app/src/main/res/drawable/white.png
deleted file mode 100644
index 15f8d06..0000000
--- a/app/src/main/res/drawable/white.png
+++ /dev/null
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