diff --git a/app/src/main/java/com/example/tampopo_client/views/FriendActivity.java b/app/src/main/java/com/example/tampopo_client/views/FriendActivity.java
index c7bb399..d595f25 100644
--- a/app/src/main/java/com/example/tampopo_client/views/FriendActivity.java
+++ b/app/src/main/java/com/example/tampopo_client/views/FriendActivity.java
@@ -1,26 +1,48 @@
 package com.example.tampopo_client.views;
 
 import android.os.Bundle;
+import android.view.LayoutInflater;
 
 import androidx.activity.EdgeToEdge;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.graphics.Insets;
 import androidx.core.view.ViewCompat;
 import androidx.core.view.WindowInsetsCompat;
+import androidx.navigation.NavController;
+import androidx.navigation.Navigation;
+import com.example.tampopo_client.databinding.ActivityFriendBinding;
 
 import com.example.tampopo_client.R;
+import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 public class FriendActivity extends AppCompatActivity {
-
+    private FriendActivity binding;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        EdgeToEdge.enable(this);
-        setContentView(R.layout.activity_friend);
-        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
-            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
-            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
-            return insets;
-        });
+        
+//        EdgeToEdge.enable(this);
+//        setContentView(R.layout.activity_friend);
+//        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+//            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+//            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+//            return insets;
+//        });
+//    }
+        ActivityFriendBinding binding = FriendActivity.inflate(getLayoutInflater());
+        setContentView(binding.getRoot());
+
+        BottomNavigationView navView = findViewById(R.id.nav_view);
+        // Passing each menu ID as a set of Ids because each
+        // menu should be considered as top level destinations.
+        AppBarConfiguration appBarConfiguration = new AppBarConfiguration.Builder(
+                R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications)
+                .build();
+        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_activity_main);
+        NavigationUI.setupActionBarWithNavController(this, navController, appBarConfiguration);
+        NavigationUI.setupWithNavController(binding.navView, navController);
     }
+
+
+
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_friend.xml b/app/src/main/res/layout/activity_friend.xml
index 79295c8..ef980a5 100644
--- a/app/src/main/res/layout/activity_friend.xml
+++ b/app/src/main/res/layout/activity_friend.xml
@@ -5,6 +5,41 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:background="#F0F8FF"
     tools:context=".views.FriendActivity">
 
+    <TextView
+        android:id="@+id/FriendList"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="フレンド一覧"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.054" />
+
+    <com.google.android.material.bottomnavigation.BottomNavigationView
+        android:id="@+id/nav_view"
+        android:layout_width="415dp"
+        android:layout_height="56dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.102" >
+
+        <fragment
+            android:id="@+id/nav_host_fragment_activity_main"
+            android:name="androidx.navigation.fragment.NavHostFragment"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:defaultNavHost="true"
+            app:layout_constraintBottom_toTopOf="@id/nav_view"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintRight_toRightOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:navGraph="@navigation/mobile_navigation" />
+    </com.google.android.material.bottomnavigation.BottomNavigationView>
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/menu/bottom_nav_menu.xml b/app/src/main/res/menu/bottom_nav_menu.xml
new file mode 100644
index 0000000..fb6d040
--- /dev/null
+++ b/app/src/main/res/menu/bottom_nav_menu.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/navigation_home"
+        android:icon="@drawable/ic_home_black_24dp"
+        android:title="@string/title_home" />
+
+    <item
+        android:id="@+id/navigation_dashboard"
+        android:icon="@drawable/ic_dashboard_black_24dp"
+        android:title="@string/title_dashboard" />
+
+    <item
+        android:id="@+id/navigation_notifications"
+        android:icon="@drawable/ic_notifications_black_24dp"
+        android:title="@string/title_notifications" />
+
+</menu>
\ No newline at end of file
diff --git a/app/src/main/res/navigation/mobile_navigation.xml b/app/src/main/res/navigation/mobile_navigation.xml
new file mode 100644
index 0000000..a8fab43
--- /dev/null
+++ b/app/src/main/res/navigation/mobile_navigation.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/mobile_navigation.xml"
+    app:startDestination="@id/FriendActivity">
+
+    <activity
+        android:id="@+id/FriendActivity"
+        android:name="com.example.tampopo_client.views.FriendActivity"
+        android:label="activity_main"
+        tools:layout="@layout/activity_friend" />
+</navigation>
\ No newline at end of file