diff --git a/src/mame/drivers/namcos10.c b/src/mame/drivers/namcos10.c
index 9fa08e3f9fc..c3515a49657 100644
--- a/src/mame/drivers/namcos10.c
+++ b/src/mame/drivers/namcos10.c
@@ -616,6 +616,15 @@ ROM_START( ptblank3 )
 	ROM_LOAD( "1.8d",         0x1080000, 0x1080000, CRC(82d2cfb5) SHA1(4b5e713a55e74a7b32b1b9b5811892df2df86256) )
 ROM_END
 
+ROM_START( gunbalna )
+	ROM_REGION32_LE( 0x400000, "user1", 0 ) /* bios */
+	ROM_FILL( 0x0000000, 0x400000, 0x55 )
+
+	ROM_REGION( 0x2100000, "user2", 0 ) /* main prg */
+	ROM_LOAD( "0.8e",         0x0000000, 0x1080000, CRC(981b03d4) SHA1(1c55458f1b2964afe2cf4e9d84548c0699808e9f) )
+	ROM_LOAD( "1.8d",         0x1080000, 0x1080000, CRC(6cd343e0) SHA1(dcec44abae1504025895f42fe574549e5010f7d5) )
+ROM_END
+
 ROM_START( chocovdr )
 	ROM_REGION32_LE( 0x400000, "user1", 0 ) /* bios */
 	ROM_FILL( 0x0000000, 0x400000, 0x55 )
@@ -642,6 +651,7 @@ ROM_END
 GAME( 2000, mrdrilr2,  0,        namcos10, namcos10, mrdrilr2, ROT0, "Namco", "Mr. Driller 2 (Japan, DR21 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND ) // PORT_4WAY joysticks
 GAME( 2000, mrdrlr2a,  mrdrilr2, namcos10, namcos10, mrdrilr2, ROT0, "Namco", "Mr. Driller 2 (Japan, DR22 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND ) // PORT_4WAY joysticks
 GAME( 2000, ptblank3,  0,        namcos10, namcos10, gunbalna, ROT0, "Namco", "Point Blank 3 (GNN2 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND )
+GAME( 2000, gunbalna,  ptblank3, namcos10, namcos10, gunbalna, ROT0, "Namco", "Gunbalina (GNN1 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND )
 GAME( 2001, gjspace,   0,        namcos10, namcos10, gjspace,  ROT0, "Namco / Metro", "Gekitoride-Jong Space (10011 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND )
 GAME( 2001, mrdrilrg,  0,        namcos10, namcos10, mrdrilrg, ROT0, "Namco", "Mr. Driller G (Japan, DRG1 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND ) // PORT_4WAY joysticks
 GAME( 2001, knpuzzle,  0,        namcos10, namcos10, knpuzzle, ROT0, "Namco", "Kotoba no Puzzle Mojipittan (Japan, KPM1 Ver.A)", GAME_NOT_WORKING | GAME_NO_SOUND )
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index c38f0561be3..2d9e01b346d 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -3466,7 +3466,8 @@ sws2001			// 2001.04 Super World Stadium 2001 (SS11/VER.A, Japan)
 // Namco System 10
 mrdrilr2		// 2000.07 Mr Driller 2 (DR21 Ver.A)
 mrdrlr2a		// 2000.?? Mr Driller 2 (DR22 Ver.A)
-ptblank3		// 2000.12 Point Blank 3 / Gunbalina
+ptblank3		// 2000.12 Point Blank 3 (GNN2 Ver.A)
+gunbalna		// 2000.12 Gunbalina (GNN1 Ver.A)
 				// 2001.02 Photo Battole
 				// 2001.02 Taiko no Tatsujin
 				// 2001.03 Gahaha Ippatsudou