diff --git a/src/mame/drivers/pgm.cpp b/src/mame/drivers/pgm.cpp
index 19390b8dc35..5906663a7ad 100644
--- a/src/mame/drivers/pgm.cpp
+++ b/src/mame/drivers/pgm.cpp
@@ -1508,6 +1508,8 @@ ROM_START( kovsgqyzb )
 ROM_END
 
 
+
+
 ROM_START( kovsh )
 	ROM_REGION( 0x600000, "maincpu", 0 ) /* 68000 Code */
 	PGM_68K_BIOS
@@ -4358,6 +4360,32 @@ ROM_START( ddpdojblka )
 	ROM_LOAD( "ddp3blk_defaults.nv",  0x0000000, 0x020000, CRC(a1651904) SHA1(5b80d3c4c764895c40953a66161d4dd84f742604) )
 ROM_END
 
+// bootleg on a converted KOVSH cart
+ROM_START( ddpdojblkbl )
+	ROM_REGION( 0x600000, "maincpu", 0 ) /* 68000 Code */
+	PGM_68K_BIOS
+	ROM_LOAD16_WORD_SWAP( "ddp_doj_u1.bin",  0x100000, 0x400000, CRC(eb4ab06a) SHA1(187c37e5319395e36a1cf3626b53e08df615cc0c) )
+
+	ROM_REGION( 0x4000, "prot", 0 ) /* ARM protection ASIC - internal rom */
+	ROM_LOAD( "kovsh_v100_china.asic", 0x000000, 0x04000,  CRC(0f09a5c1) SHA1(621b38c05f33277608d58b49822aebc930ae4870) )
+
+	ROM_REGION( 0xc00000, "tiles", 0 ) /* 8x8 Text Tiles + 32x32 BG Tiles */
+	PGM_VIDEO_BIOS
+	ROM_LOAD( "t04401w064.u19",0x180000, 0x800000, CRC(3a95f19c) SHA1(fd3c47cf0b8b1e20c6bec4be68a089fc8bbf4dbe) ) //text-1
+
+	ROM_REGION( 0x1c00000, "sprcol", 0 ) /* Sprite Colour Data */
+	ROM_LOAD( "a04401w064.u7",  0x0000000, 0x0800000, CRC(ed229794) SHA1(1cf1863495a18c7c7d277a9be43ec116b00960b0) ) //image-1
+	ROM_LOAD( "a04402w064.u8",  0x0800000, 0x0800000, CRC(752167b0) SHA1(c33c3398dd8e479c9d5bd348924958a6aecbf0fc) ) //image-2
+
+	ROM_REGION( 0x1000000, "sprmask", 0 ) /* Sprite Masks + Colour Indexes */
+	ROM_LOAD( "b04401w064.u1",  0x0000000, 0x0800000, CRC(8cbff066) SHA1(eef1cd566bc70ebf45f047e56026803d5c1dac43) ) //bitmap-1
+
+	ROM_REGION( 0x1000000, "ics", 0 ) /* Samples - (8 bit mono 11025Hz) - */
+	PGM_AUDIO_BIOS
+	ROM_LOAD( "m04401b032.u17",  0x400000, 0x400000, CRC(5a0dbd76) SHA1(06ab202f6bd5ebfb35b9d8cc7a8fb83ec8840659) ) //music-1
+ROM_END
+
+
 /*** Init Stuff **************************************************************/
 
 /* This function expands the sprite colour data (in the A Roms) from 3 pixels
@@ -4525,6 +4553,9 @@ GAME( 2002, ddpdojb,    ddpdoj,      pgm_arm_type1_cave,    pgm, pgm_arm_type1_s
 GAME( 2002, ddpdojblk,  ddpdoj,      pgm_arm_type1_cave,    pgm, pgm_arm_type1_state,     ddp3,      ROT270, "Cave (AMI license)", "DoDonPachi Dai-Ou-Jou (2002.10.07.Black Ver)",                MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE ) // Displays "2002.04.05.Master Ver" (old) or "2002.10.07.Black Ver" (new)
 GAME( 2002, ddpdojblka, ddpdoj,      pgm_arm_type1_cave,    pgm, pgm_arm_type1_state,     ddp3,      ROT270, "Cave (AMI license)", "DoDonPachi Dai-Ou-Jou (2002.10.07 Black Ver)",                MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE ) // Displays "2002.04.05.Master Ver" (old) or "2002.10.07 Black Ver" (new)
 
+GAME( 2012, ddpdojblkbl, ddpdoj,     pgm_arm_type1,         pgm, pgm_arm_type1_state,    kovsh,      ROT270,   "bootleg", "DoDonPachi Dai-Ou-Jou (2002.10.07 Black Ver., bootleg Knights of Valour Super Heroes conversion)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE ) // 68k: SANGO EX V100 12/06/99 13:36:04, ARM: China internal ROM
+
+
 // the exact text of the 'version' shows which revision of the game it is; the newest has 2 '.' symbols in the string, the oldest, none.
 // the only difference between 'ket' and 'ket1' is the ROM fill at 0x1443bc-0x1c88cd, on ket1 it seems to be randomized / garbage data, on ket it's all 0xff, both have been seen on more than one PCB.
 GAME( 2002, ket,          0,         pgm_arm_type1_cave,    pgm, pgm_arm_type1_state,     ket,       ROT270, "Cave (AMI license)", "Ketsui: Kizuna Jigoku Tachi (2003/01/01. Master Ver.)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index c425d420482..3b16abc8246 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -29655,6 +29655,7 @@ ddpdoja                         //
 ddpdojb                         //
 ddpdojblk                       //
 ddpdojblka                      //
+ddpdojblkbl						//
 dmnfrnt                         // (c) 2002 Demon Front
 dmnfrnta                        //
 dmnfrntb                        //