diff --git a/app/src/main/java/com/example/oplogy/MainActivity.java b/app/src/main/java/com/example/oplogy/MainActivity.java
index 997d3c6..e8edf30 100644
--- a/app/src/main/java/com/example/oplogy/MainActivity.java
+++ b/app/src/main/java/com/example/oplogy/MainActivity.java
@@ -30,6 +30,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
     private ImageView imageRoot;
     //    提出状況のTextViewとImageView
     private TextView submission;
+    private ImageView imageSubmission;
 
     //firestoreの受信関連
     private FirebaseFirestore db;
@@ -58,6 +59,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
 //        提出状況のインテント
         submission = findViewById(R.id.submission);
         submission.setOnClickListener(this);
+        imageSubmission = findViewById(R.id.imageSubmission);
 
 //      firestoreの受信関連
         db = FirebaseFirestore.getInstance();
diff --git a/app/src/main/java/com/example/oplogy/Map_Activity.java b/app/src/main/java/com/example/oplogy/Map_Activity.java
index c231a6c..199aff2 100644
--- a/app/src/main/java/com/example/oplogy/Map_Activity.java
+++ b/app/src/main/java/com/example/oplogy/Map_Activity.java
@@ -2,6 +2,7 @@ package com.example.oplogy;
 
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
 import androidx.fragment.app.FragmentTransaction;
 
@@ -10,6 +11,7 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 import android.widget.TextView;
 
 import com.google.android.gms.maps.GoogleMap;
@@ -18,7 +20,7 @@ import com.google.android.gms.maps.OnMapReadyCallback;
 import com.google.android.gms.maps.SupportMapFragment;
 
 public class Map_Activity extends AppCompatActivity implements View.OnClickListener, OnMapReadyCallback {
-    TextView toMain;
+    ImageView toMain;
     private  GoogleMap mMap;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -41,5 +43,8 @@ public class Map_Activity extends AppCompatActivity implements View.OnClickListe
     @Override
     public void onMapReady(@NonNull GoogleMap googleMap) {
         mMap = googleMap;
+
+        FragmentManager fragmentManager = getSupportFragmentManager();
+
     }
 }
\ No newline at end of file
diff --git a/app/src/main/res/drawable/back_button.png b/app/src/main/res/drawable/back_button.png
new file mode 100644
index 0000000..c54cff3
Binary files /dev/null and b/app/src/main/res/drawable/back_button.png differ
diff --git a/app/src/main/res/drawable/submission.png b/app/src/main/res/drawable/submission.png
new file mode 100644
index 0000000..94353a9
Binary files /dev/null and b/app/src/main/res/drawable/submission.png differ
diff --git a/app/src/main/res/layout/main.xml b/app/src/main/res/layout/main.xml
index 1a9a870..25f6f25 100644
--- a/app/src/main/res/layout/main.xml
+++ b/app/src/main/res/layout/main.xml
@@ -75,10 +75,11 @@
 
 <!--    ルート表示のレイアウト-->
     <LinearLayout
-        android:layout_width="wrap_content"
+        android:layout_width="400dp"
         android:layout_height="0dp"
         android:layout_weight="3"
         android:weightSum="2"
+        android:layout_gravity="center"
         android:orientation="horizontal">
 
         <ImageView
@@ -104,19 +105,37 @@
     <Space
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_weight="5"/>
+        android:layout_weight="3"/>
+
 
 <!--    提出状況のレイアウト-->
-    <TextView
-        android:id="@+id/submission"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="提出状況"
-        android:textSize="40dp"
-        android:textStyle="bold"
-        android:layout_weight="1"
-        android:gravity="center"
-        android:layout_gravity="center"/>
+    <LinearLayout
+        android:layout_width="350dp"
+        android:layout_height="0dp"
+        android:layout_weight="3"
+        android:layout_gravity="center"
+        android:weightSum="2"
+        android:orientation="horizontal">
+
+        <ImageView
+            android:id="@+id/imageSubmission"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:src="@drawable/submission"
+            android:layout_weight="1"
+            />
+
+        <TextView
+            android:id="@+id/submission"
+            android:layout_width="99dp"
+            android:layout_height="wrap_content"
+            android:text="提出状況"
+            android:textSize="40dp"
+            android:textStyle="bold"
+            android:layout_weight="1"
+            android:gravity="left"
+            android:layout_gravity="center"/>
+    </LinearLayout>
 
 
 
diff --git a/app/src/main/res/layout/map_activity.xml b/app/src/main/res/layout/map_activity.xml
index 67ce4e6..fb4efb8 100644
--- a/app/src/main/res/layout/map_activity.xml
+++ b/app/src/main/res/layout/map_activity.xml
@@ -15,21 +15,18 @@
         android:orientation="horizontal"
         android:weightSum="10">
 
-        <TextView
+        <ImageView
             android:id="@+id/toMain"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:layout_weight="4"
-            android:textAlignment="center"
-            android:text="🔙"
-            android:textSize="50dp"
+            android:layout_width="40dp"
+            android:layout_height="90dp"
+            android:src="@drawable/back_button"
+            android:layout_weight="5"
             />
 
         <TextView
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_weight="5"
+            android:layout_weight="4"
             android:id="@+id/date"
             android:hint="今日の日付"
             android:textSize="40dp"
@@ -40,7 +37,7 @@
         xmlns:android="http://schemas.android.com/apk/res/android"
         xmlns:tools="http://schemas.android.com/tools"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
+        android:layout_height="0dp"
         android:id="@+id/map_fragment_container"
         tools:context=".Map"
         android:layout_weight="6"
@@ -48,7 +45,7 @@
         />
 
     <ScrollView
-        android:id="@+id/schoolName"
+        android:id="@+id/scrollName"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_weight="3"