diff --git a/android/README.md b/android/README.md
index 5c3688d..82080c4 100644
--- a/android/README.md
+++ b/android/README.md
@@ -67,7 +67,6 @@ Note: This ZIP format is also compatible with
 ### Miscellaneous
 - You can export or import save files via the game list's option menu.
 - To uninstall a game, long-tap its title in the game list.
-- A system menu will appear when you use a three-finger touch during gameplay.
 
 ## Known Issues
 - Installing from a ZIP file containing multiple games (e.g., the DPS series)
diff --git a/android/app/src/main/java/io/github/kichikuou/system3/GameActivity.kt b/android/app/src/main/java/io/github/kichikuou/system3/GameActivity.kt
index 9f44c50..8f08ffd 100644
--- a/android/app/src/main/java/io/github/kichikuou/system3/GameActivity.kt
+++ b/android/app/src/main/java/io/github/kichikuou/system3/GameActivity.kt
@@ -20,10 +20,6 @@ package io.github.kichikuou.system3
 import android.app.AlertDialog
 import android.os.Bundle
 import android.text.InputType
-import android.view.ContextMenu
-import android.view.Menu
-import android.view.MenuItem
-import android.view.View
 import android.widget.EditText
 import org.libsdl.app.SDLActivity
 import java.io.File
@@ -42,7 +38,6 @@ class GameActivity : SDLActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         gameRoot = File(intent.getStringExtra(EXTRA_GAME_ROOT)!!)
-        registerForContextMenu(mLayout)
     }
 
     override fun getLibraries(): Array<String> {
@@ -86,34 +81,6 @@ class GameActivity : SDLActivity() {
                 .show()
     }
 
-    private var menuShown = false
-    private fun openMenu() {
-        if (menuShown)
-            return
-        openContextMenu(mLayout)
-        menuShown = true
-    }
-
-    override fun onCreateContextMenu(menu: ContextMenu, v: View?, menuInfo: ContextMenu.ContextMenuInfo?) {
-        super.onCreateContextMenu(menu, v, menuInfo)
-        menuInflater.inflate(R.menu.game_menu, menu)
-    }
-
-    override fun onContextItemSelected(item: MenuItem): Boolean {
-        return when (item.itemId) {
-            R.id.quit_game -> {
-                finish()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    override fun onContextMenuClosed(menu: Menu) {
-        super.onContextMenuClosed(menu)
-        menuShown = false
-    }
-
     // The functions below are called in the SDL thread by JNI.
     @Suppress("unused") fun inputString(oldVal: String, maxLen: Int): String? {
         val result = arrayOfNulls<String?>(1)
@@ -128,8 +95,4 @@ class GameActivity : SDLActivity() {
         }
         return result[0]
     }
-
-    @Suppress("unused") fun popupMenu() {
-        runOnUiThread { openMenu() }
-    }
 }
diff --git a/android/app/src/main/res/menu/game_menu.xml b/android/app/src/main/res/menu/game_menu.xml
deleted file mode 100644
index 40698c6..0000000
--- a/android/app/src/main/res/menu/game_menu.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
-    <item
-        android:id="@+id/quit_game"
-        android:title="@string/action_quit_game" />
-</menu>
\ No newline at end of file
diff --git a/android/app/src/main/res/values-ja/strings.xml b/android/app/src/main/res/values-ja/strings.xml
index 680e033..3b596a0 100644
--- a/android/app/src/main/res/values-ja/strings.xml
+++ b/android/app/src/main/res/values-ja/strings.xml
@@ -4,7 +4,6 @@
     <string name="action_export_save_data">セーブデータをエクスポート</string>
     <string name="action_import_save_data">セーブデータをインポート</string>
     <string name="action_licenses">オープンソースライセンス</string>
-    <string name="action_quit_game">ゲーム終了</string>
     <string name="cancel">キャンセル</string>
     <string name="cannot_find_adisk">System3 のファイル (*.dat) が見つかりません。</string>
     <string name="choose_a_file">ファイルを選択</string>
diff --git a/android/app/src/main/res/values/strings.xml b/android/app/src/main/res/values/strings.xml
index a3d8f49..4387b3e 100644
--- a/android/app/src/main/res/values/strings.xml
+++ b/android/app/src/main/res/values/strings.xml
@@ -3,7 +3,6 @@
     <string name="action_export_save_data">Export Save Files</string>
     <string name="action_import_save_data">Import Save Files</string>
     <string name="action_licenses">Open source licenses</string>
-    <string name="action_quit_game">Quit Game</string>
     <string name="cancel">Cancel</string>
     <string name="cannot_find_adisk">Cannot find System3 game files (*.dat).</string>
     <string name="choose_a_file">Choose a file</string>
diff --git a/src/android/nact_android.cpp b/src/android/nact_android.cpp
index 66a6007..1cfd50f 100644
--- a/src/android/nact_android.cpp
+++ b/src/android/nact_android.cpp
@@ -51,13 +51,5 @@ void NACT::set_skip_menu_state(bool enabled, bool checked)
 
 bool NACT::handle_platform_event(const SDL_Event& e)
 {
-	if (e.type == SDL_FINGERDOWN && SDL_GetNumTouchFingers(e.tfinger.touchId) == 3) {
-		JNILocalFrame jni(16);
-		if (jni.env()) {
-			jmethodID mid = jni.GetMethodID("popupMenu", "()V");
-			jni.env()->CallVoidMethod(jni.context(), mid);
-			return true;
-		}
-	}
 	return false;
 }