diff --git a/app/src/main/java/one/nem/kidshift/MainActivity.java b/app/src/main/java/one/nem/kidshift/MainActivity.java
index 0bb5d3f..8f06992 100644
--- a/app/src/main/java/one/nem/kidshift/MainActivity.java
+++ b/app/src/main/java/one/nem/kidshift/MainActivity.java
@@ -2,8 +2,10 @@ package one.nem.kidshift;
 
 import android.content.Intent;
 import android.os.Bundle;
+import android.view.MenuItem;
 
 import androidx.activity.EdgeToEdge;
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
@@ -19,11 +21,13 @@ import androidx.navigation.ui.NavigationUI;
 
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.navigation.NavigationView;
 
 import javax.inject.Inject;
 
 import dagger.hilt.android.AndroidEntryPoint;
 import one.nem.kidshift.data.UserSettings;
+import one.nem.kidshift.feature.child.ChildManageMainActivity;
 import one.nem.kidshift.utils.FabManager;
 import one.nem.kidshift.utils.KSLogger;
 import one.nem.kidshift.utils.factory.KSLoggerFactory;
@@ -61,6 +65,21 @@ public class MainActivity extends AppCompatActivity {
         DrawerLayout drawerLayout = findViewById(R.id.drawerLayout);
         drawerLayout.open();
 
+        // アイテムが選択されたときの処理
+        NavigationView navigationView = findViewById(R.id.navigationView);
+        navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
+            @Override
+            public boolean onNavigationItemSelected(@NonNull MenuItem item) {
+                logger.debug("Item selected: " + item.getItemId());
+                if (item.getItemId() == R.id.manage_child_account) {
+                    Intent intent = new Intent(MainActivity.this, ChildManageMainActivity.class);
+                    startActivity(intent);
+                    return true;
+                }
+                return false;
+            }
+        });
+
         ActionBarDrawerToggle actionBarDrawerToggle =
                 new ActionBarDrawerToggle(
                         this, drawerLayout, toolbar, R.string.drawer_open, R.string.drawer_close);
diff --git a/app/src/main/res/menu/nav_menu.xml b/app/src/main/res/menu/nav_menu.xml
index 3836037..71af31a 100644
--- a/app/src/main/res/menu/nav_menu.xml
+++ b/app/src/main/res/menu/nav_menu.xml
@@ -1,9 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
     <item
-        android:id="@+id/nav_home"
-        android:title="Home" />
-    <item
-        android:id="@+id/nav_settings"
-        android:title="Settings" />
+        android:id="@+id/manage_child_account"
+        android:icon="@drawable/pending_24px"
+        android:title="子供アカウントの管理" />
 </menu>