diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 6652861..41527be 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -70,7 +70,7 @@ target_sources(xsystem35 PRIVATE
   network.c)
 
 if (WIN32)
-  target_sources(xsystem35 PRIVATE win/dialog.c win/resources.rc)
+  target_sources(xsystem35 PRIVATE win/dialog.c win/resources.rc win/menubar.c)
 endif()
 
 if (EMSCRIPTEN)
diff --git a/src/menu.h b/src/menu.h
index 8b93812..2da339d 100644
--- a/src/menu.h
+++ b/src/menu.h
@@ -55,4 +55,10 @@ extern void menu_widgetinit(void);
 extern void menu_init();
 extern void menu_gtkmainiteration();
 
+#ifdef _WIN32
+struct SDL_SysWMmsg;
+extern void win_menu_init(void);
+extern void win_menu_onsyswmevent(struct SDL_SysWMmsg* msg);
+#endif
+
 #endif /* !__MENULL */
diff --git a/src/menu_sdl.c b/src/menu_sdl.c
index 5720605..8e0bb2d 100644
--- a/src/menu_sdl.c
+++ b/src/menu_sdl.c
@@ -88,7 +88,9 @@ void menu_msgbox_open(char *msg) {
 }
 
 void menu_init(void) {
-	return;
+#ifdef _WIN32
+	win_menu_init();
+#endif
 }
 
 void menu_gtkmainiteration() {
diff --git a/src/sdl_event.c b/src/sdl_event.c
index 54ec5e0..d0cb201 100644
--- a/src/sdl_event.c
+++ b/src/sdl_event.c
@@ -126,6 +126,11 @@ static void sdl_getEvent(void) {
 				break;
 			}
 			break;
+#ifdef _WIN32
+		case SDL_SYSWMEVENT:
+			win_menu_onsyswmevent(e.syswm.msg);
+			break;
+#endif
 		case SDL_APP_DIDENTERFOREGROUND:
 			sdl_dirty = TRUE;
 			break;
diff --git a/src/win/menubar.c b/src/win/menubar.c
new file mode 100644
index 0000000..dbd603d
--- /dev/null
+++ b/src/win/menubar.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2020 <KichikuouChrome@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+#include <windows.h>
+#undef min
+#undef max
+#include <SDL_syswm.h>
+#include "system.h"
+#include "menu.h"
+#include "sdl_private.h"
+#include "resources.h"
+#include "ags.h"
+
+static HWND get_hwnd(SDL_Window *window) {
+	SDL_SysWMinfo info;
+	SDL_VERSION(&info.version);
+	SDL_GetWindowWMInfo(window, &info);
+	return info.info.win.window;
+}
+
+void win_menu_init(void) {
+	HINSTANCE hinst = (HINSTANCE)GetModuleHandle(NULL);
+	HMENU hmenu = LoadMenu(hinst, MAKEINTRESOURCE(IDR_MENU1));
+	SetMenu(get_hwnd(sdl_window), hmenu);
+	SDL_EventState(SDL_SYSWMEVENT, SDL_ENABLE);
+	// Let SDL recalc the window size, taking menu height into account.
+	SDL_SetWindowSize(sdl_window, view_w, view_h);
+}
+
+void win_menu_onsyswmevent(SDL_SysWMmsg* msg) {
+	switch (msg->msg.win.msg) {
+	case WM_COMMAND:
+		switch (msg->msg.win.wParam) {
+		case ID_EXIT:
+			menu_quitmenu_open();
+			break;
+		case ID_SCREEN_WINDOW:
+			ags_fullscreen(FALSE);
+			break;
+		case ID_SCREEN_FULL:
+			ags_fullscreen(TRUE);
+			break;
+		}
+		break;
+	}
+}
diff --git a/src/win/resources.h b/src/win/resources.h
index cc6ba42..419fd2b 100644
--- a/src/win/resources.h
+++ b/src/win/resources.h
@@ -21,10 +21,15 @@
 
 #define XSYSTEM35_REGKEY "Software\\Kichikuou\\xsystem35"
 
+#define IDR_MENU1              101
 #define IDD_DIALOG1            103
 #define IDC_TEXT               104
 #define IDC_EDITBOX            105
 
 #define IDS_CHOOSE_GAME_FOLDER 1001
 
+#define ID_EXIT                40001
+#define ID_SCREEN_WINDOW       40002
+#define ID_SCREEN_FULL         40003
+
 #endif /* __RESOURCES_H__ */
diff --git a/src/win/resources.rc b/src/win/resources.rc
index 2e69112..7c34b57 100644
--- a/src/win/resources.rc
+++ b/src/win/resources.rc
@@ -4,7 +4,22 @@
 
 100 ICON DISCARDABLE "xsystem35.ico"
 
+////////////////////////////////////////////////////////////////////////
 LANGUAGE LANG_ENGLISH, SUBLANG_NEUTRAL
+
+IDR_MENU1 MENU DISCARDABLE
+{
+    POPUP "File"
+    {
+        MENUITEM "Exit",                        ID_EXIT
+    }
+    POPUP "Screen"
+    {
+        MENUITEM "Window",                      ID_SCREEN_WINDOW
+        MENUITEM "Fullscreen",                  ID_SCREEN_FULL
+    }
+}
+
 STRINGTABLE
 {
 	IDS_CHOOSE_GAME_FOLDER "Choose a game folder:"
@@ -20,7 +35,22 @@ FONT 9, "MS Shell Dlg"
     DEFPUSHBUTTON   "OK",IDOK,35,36,50,14
 }
 
+////////////////////////////////////////////////////////////////////////
 LANGUAGE LANG_JAPANESE, SUBLANG_DEFAULT
+
+IDR_MENU1 MENU DISCARDABLE
+{
+    POPUP "ファイル"
+    {
+        MENUITEM "閉じる",                        ID_EXIT
+    }
+    POPUP "画面"
+    {
+        MENUITEM "ウィンドウ",                    ID_SCREEN_WINDOW
+        MENUITEM "フルスクリーン",                ID_SCREEN_FULL
+    }
+}
+
 STRINGTABLE
 {
 	IDS_CHOOSE_GAME_FOLDER "ゲームフォルダを選んでください:"
diff --git a/src/xsystem35.c b/src/xsystem35.c
index 5748f81..2be0f6d 100644
--- a/src/xsystem35.c
+++ b/src/xsystem35.c
@@ -518,8 +518,8 @@ int main(int argc, char **argv) {
 	
 	gtk_rc_parse(rc_path);
 	free(rc_path);
-	menu_init();
 #endif
+	menu_init();
 	
 	nact_main();
 #ifdef __EMSCRIPTEN__