diff --git a/src/mame/drivers/naomi.c b/src/mame/drivers/naomi.c
index f2b07ccbbdc..99b66f035fb 100644
--- a/src/mame/drivers/naomi.c
+++ b/src/mame/drivers/naomi.c
@@ -4225,8 +4225,22 @@ ROM_START( vcop3 )
 	ROM_LOAD("317-0354-com.data", 0x00, 0x50,  CRC(df7e3217) SHA1(9f0f4bf6b15f3b6eeea81eaa27b3d25bd94110da) )
 ROM_END
 
+ROM_START( wangmid )
+	CHIHIRO_BIOS
+
+	ROM_REGION( 0x20000000, "user1", ROMREGION_ERASE) // allocate max size in init instead?
+
+	DISK_REGION( "gdrom" )
+	DISK_IMAGE_READONLY( "gdx-0009b", 0, SHA1(e032b9fd8d5d09255592f02f7531a608e8179c9c) )
+
+	ROM_REGION( 0x50, "picreturn", ROMREGION_ERASE)
+	ROM_LOAD("gdx-0009b.data", 0x00, 0x50, CRC(3af801f3) SHA1(e9a2558930f3f1f55d5b3c2cadad69329d931f26) )
+ROM_END
+
 
 GAME( 200?, chihiro,  0,       naomigd,    naomi,    0, ROT0, "Sega",           "Chihiro Bios", GAME_NO_SOUND|GAME_NOT_WORKING|GAME_IS_BIOS_ROOT )
-GAME( 2005, ghostsqu, chihiro, naomigd,    naomi,    0, ROT0, "Sega",           "Ghost Squad (Ver. A?) (GDX-0012a)", GAME_NO_SOUND|GAME_NOT_WORKING )
-GAME( 2003, vcop3,    chihiro, naomigd,    naomi,    0, ROT0, "Sega",           "Virtua Cop 3 (GDX-0003a)", GAME_NO_SOUND|GAME_NOT_WORKING )
+GAME( 2005, wangmid,  chihiro, naomigd,    naomi,    0, ROT0, "Sega",           "Wangan Midnight Maximum Tune (Ver. B) (Export) (GDX-0009B)", GAME_NO_SOUND|GAME_NOT_WORKING )
+GAME( 2005, ghostsqu, chihiro, naomigd,    naomi,    0, ROT0, "Sega",           "Ghost Squad (Ver. A?) (GDX-0012A)", GAME_NO_SOUND|GAME_NOT_WORKING )
+GAME( 2003, vcop3,    chihiro, naomigd,    naomi,    0, ROT0, "Sega",           "Virtua Cop 3 (GDX-0003A)", GAME_NO_SOUND|GAME_NOT_WORKING )
+
 
diff --git a/src/mame/mamedriv.c b/src/mame/mamedriv.c
index 4f479e02aaa..b5d3a21e6b0 100644
--- a/src/mame/mamedriv.c
+++ b/src/mame/mamedriv.c
@@ -4507,7 +4507,7 @@ BOMULEUL CHAJARA SEGA ST-V  1997/04/11
 	DRIVER( vcop3 )		/* 2003.04 Virtua Cop 3 */
 						/* 2003.12 Outrun 2 */
 						/* 2004.03 Ollie King */
-						/* 2004.07 Wangan Midnight Maximum Tune */
+	DRIVER( wangmid )	/* 2004.07 Wangan Midnight Maximum Tune */
 						/* 2004.09 Quest of D */
 						/* 2004.11 Sega Golf Club Network Pro Tour */
 						/* 2004.12 Outrun 2 Special Tours */