diff --git a/app/src/main/java/com/example/nemophila/LoginActivity.java b/app/src/main/java/com/example/nemophila/LoginActivity.java
index 18169eb..033fa07 100644
--- a/app/src/main/java/com/example/nemophila/LoginActivity.java
+++ b/app/src/main/java/com/example/nemophila/LoginActivity.java
@@ -35,7 +35,7 @@
         nemophila = (Nemophila) this.getApplication();
         //Nemophilaにtokenとuidがある場合ログイン画面をスキップ
         if ((nemophila.getUid() != null) && (nemophila.getToken() != null)){
-            Intent intent = new Intent(LoginActivity.this,MainActivity.class);
+            Intent intent = new Intent(LoginActivity.this,MapsActivity.class);
             startActivity(intent);
             return;
         }
@@ -72,7 +72,7 @@
                             nemophila.setToken(response.body().getToken());
 
                             //mainに画面遷移
-                            Intent intent = new Intent(LoginActivity.this,MainActivity.class);
+                            Intent intent = new Intent(LoginActivity.this,MapsActivity.class);
                             startActivity(intent);
                         } else {
                             System.out.println("通信可能：changeBelongsAndMaster: " + response.code());
diff --git a/app/src/main/java/com/example/nemophila/PostActivity.java b/app/src/main/java/com/example/nemophila/PostActivity.java
index cf0b6b2..a3c5824 100644
--- a/app/src/main/java/com/example/nemophila/PostActivity.java
+++ b/app/src/main/java/com/example/nemophila/PostActivity.java
@@ -6,6 +6,7 @@
 
 import android.content.Intent;
 import android.os.Bundle;
+import android.provider.MediaStore;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
@@ -159,18 +160,53 @@
         });
 
 
-        //コメント入力
+        //製作途中
+//
+//        Intent intent = new Intent(MediaStore.AC);
+//        intent.setType("image/*");
+//
+//        Button selectPictureButton = (Button)findViewById(R.id.selectpicturebutton);
+//        selectPictureButton.setOnClickListener(new View.OnClickListener(){
+//            public void onClick(View v) {
+////                画像選択(３枚)
+//
+//                intent.setAction(Intent.ACTION_OPEN_DOCUMENT);
+//                intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
+//                String title = "Select multiple images";
+//                Intent chooser = Intent.createChooser(intent, title);
+//                startActivityForResult(chooser, REQ_CODE_CHOOSE_FILES_URI);
+//            }
+//        });
+//
+//        public void onActivityResult(int requestCode, int resultCode, final Intent data) {
+//            super.onActivityResult(requestCode, resultCode, intent);
+//
+//            if (resultCode != Activity.RESULT_OK) {
+//                // Handle error
+//                return;
+//            }
+//
+//            switch(requestCode) {
+//                case REQUEST_PHOTO_PICKER_SINGLE_SELECT:
+//                    // Get photo picker response for single select.
+//                    Uri currentUri = data.getData();
+//
+//                    // Do stuff with the photo/video URI.
+//                    return;
+//                case REQUEST_PHOTO_PICKER_MULTI_SELECT:
+//                    // Get photo picker response for multi select
+//                    for (int i = 0; i < data.getClipData().getItemCount(); i++) {
+//                        Uri currentUri = data.getClipData().getItemAt(i).getUri();
+//
+//                        // Do stuff with each photo/video URI.
+//                    }
+//                    return;
+//            }
+//        }
+//
+//
+//
 
-        Button selectPictureButton = (Button)findViewById(R.id.selectpicturebutton);
-        selectPictureButton.setOnClickListener(new View.OnClickListener(){
-            public void onClick(View v) {
-                //画像選択(３枚)
-//                final int maxNumPhotosAndVideos = 10;
-//                Intent intent = new Intent(MediaStore.ACTION_PICK_IMAGES);
-//                intent.putExtra(MediaStore.EXTRA_PICK_IMAGES_MAX, maxNumPhotosAndVideos);
-//                startActivityForResult(intent, PHOTO_PICKER_MULTI_SELECT_REQUEST_CODE);
-            }
-        });
 
 
         //投稿ボタンの処理
diff --git a/app/src/main/java/com/example/nemophila/SignUpActivity.java b/app/src/main/java/com/example/nemophila/SignUpActivity.java
index b867654..e561fe7 100644
--- a/app/src/main/java/com/example/nemophila/SignUpActivity.java
+++ b/app/src/main/java/com/example/nemophila/SignUpActivity.java
@@ -36,7 +36,7 @@
 
         //Nemophilaにtokenとuidがある場合サインアップ画面をスキップ
         if ((nemophila.getUid() != null) && (nemophila.getToken() != null)){
-            Intent intent = new Intent(SignUpActivity.this,MainActivity.class);
+            Intent intent = new Intent(SignUpActivity.this,MapsActivity.class);
             startActivity(intent);
             System.out.println("サインアップ処理をスキップ");
             return;
@@ -75,7 +75,7 @@
                                 nemophila.setToken(response.body().getToken());
 
                                 //mainに画面遷移
-                                Intent intent = new Intent(SignUpActivity.this, MainActivity.class);
+                                Intent intent = new Intent(SignUpActivity.this, MapsActivity.class);
                                 startActivity(intent);
                             } else {
                                 System.out.println("通信可能：changeBelongsAndMaster: " + response.code());
diff --git a/app/src/main/res/layout/activity_sign_up.xml b/app/src/main/res/layout/activity_sign_up.xml
index 261ee26..73a479a 100644
--- a/app/src/main/res/layout/activity_sign_up.xml
+++ b/app/src/main/res/layout/activity_sign_up.xml
@@ -41,10 +41,10 @@
         android:id="@+id/SignUpButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginTop="144dp"
+        android:layout_marginTop="4dp"
         android:text="@string/make_a_new_account"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintHorizontal_bias="0.497"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/editTextTextNewPassword" />
 
@@ -52,8 +52,13 @@
         android:id="@+id/LoginTrans"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_marginTop="72dp"
+        android:background="@color/teal_200"
+        android:backgroundTint="@color/teal_200"
         android:text="I have an Account"
         app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.497"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/SignUpButton" />
+        app:layout_constraintTop_toBottomOf="@+id/SignUpButton"
+        app:rippleColor="#3F51B5" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file