| Sega Saturn CD |  EMIT Vol. 1 - Toki no Maigo Model T-7602G | 1995 | KOEI Co., Ltd. Japan |
| Panasonic 3DO CD | EMIT Vol. 2 - Inochigake no Tabi Model FZ-SJ2855 | 1995 | KOEI Co., Ltd. Japan |
| Fujitsu FM Towns CD | EMIT Vol. 2 - Inochigake no Tabi Model KN10701010 | 1994 | KOEI Co., Ltd. Japan |
| NEC PC-9821 CD | EMIT Vol. 2 - Inochigake no Tabi Model KN10701020 | 1995 | KOEI Co., Ltd. Japan |
| Nintendo Super Famicom cart. | EMIT Vol. 2 - Inochigake no Tabi Model SHVC-AEIJ-JPN | 1995 | KOEI Co., Ltd. Japan |
| Sega Saturn CD | EMIT Vol. 2 - Inochigake no Tabi Model T-7603G | 1995 | KOEI Co., Ltd. Japan |
| Sega Saturn CD | EMIT Vol. 3 - Watashi ni Sayonara o | 1995 | KOEI Co., Ltd. Japan |
| Panasonic 3DO CD | EMIT Vol. 3 - Watashi ni Sayonara o | 1995 | KOEI Co., Ltd. Japan |
| Fujitsu FM Towns CD | EMIT Vol. 3 - Watashi ni Sayonara o Model KN10741010 | 1994 | KOEI Co., Ltd. Japan |
| NEC PC-9821 CD | EMIT Vol. 3 - Watashi ni Sayonara o Model KN10741020 | 1995 | KOEI Co., Ltd. Japan |
| PC/MS-Windows CD | EMIT Vol. 3 - Watashi ni Sayonara o Model KN10741050 | 1995 | KOEI Co., Ltd. Japan |
| Nintendo Super Famicom cart. | EMIT Vol. 3 - Watashi ni Sayonara o Model SHVC-AETJ-JPN | 1995 | KOEI Co., Ltd. Japan |
| Sony PlayStation CD | Enigma Model SLPS-01351~2 | 1998 | KOEI Co., Ltd. Japan |
| Fujitsu FM Towns CD | Europa Sensen P | 1992 | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 3.5in. disk | Europa Sensen P | 1992 | KOEI Co., Ltd. Japan |
| NEC PC-8801 Series disk | Europa Sensen Model KN10221010 | 1991 | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Europa Sensen Model KN10221020 P | 1992 | KOEI Co., Ltd. Japan |
| MSX 2 disk | Europa Sensen Model KN10221040 P | 1992 | KOEI Co., Ltd. Japan |
| MSX 2 cart. | Europa Sensen Model KN10221050 P | 1992 | KOEI Co., Ltd. Japan |
| Sharp X68000 Series 5.25in. disk | Europa Sensen Model KN10221060 P | 1992 | KOEI Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Europa Sensen Model SHVC-YP | 1993 | KOEI Co., Ltd. Japan |
| Sega Mega Drive cart. | Europa Sensen Model T-76113 | 1993 | KOEI Co., Ltd. Japan |
| Nintendo Famicom cart. | Famicom Top Management | 1990 | KOEI Co., Ltd. Japan |
| Microsoft XBOX 360 disc | Fatal Inertia | 2007 | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Fukkokuban Nobuchou no Yaboyou - Zenkokuban Model KN10881010 | 199? | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 3.5in. disk | Fukkokuban Nobuchou no Yaboyou - Zenkokuban Model KN10881020 | 199? | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 5.25in. disk | Fukkokuban Sangokushi Model KN10861010 | 199? | KOEI Co., Ltd. Japan |
| NEC PC-9801 Series 3.5in. disk | Fukkokuban Sangokushi Model KN10861020 | 199? | KOEI Co., Ltd. Japan |
| Sega Saturn CD | Fushigi no Kuni no Angelique | 1997 | KOEI Co., Ltd. Japan |
| Nintendo GBA cart. | Fushigi no Kuni no Angelique Model AGB-AFAJ-JPN | 2002 | KOEI Co., Ltd. Japan |
| Sony PlayStation CD | Fushigi no Kuni no Angelique Model SLPS-00730 | 1997 | KOEI Co., Ltd. Japan |
| Sony PlayStation 2 disc | G1 Jockey 3 Model SLES-51357 | 2003 | KOEI Co., Ltd. Japan |
| Sony PlayStation 2 disc | G1 Jockey 4 Model SLES-53917 | 2006 | KOEI Co., Ltd. Japan |
| Nintendo Game Boy Color cart. | Gakkyuu Ou Yamazaki Model DMG-AYMJ-JPN | 1999 | KOEI Co., Ltd. Japan |
| Sega Saturn CD | Game Nihonshi - Kakumeiji Oda Nobunaga | 1997 | KOEI Co., Ltd. Japan |
| Fujitsu FM Towns CD | Game Nihonshi - Kakumeiji Oda Nobunaga | 1996 | KOEI Co., Ltd. Japan |
| Sony PlayStation CD | Game Nihonshi - Kakumeiji Oda Nobunaga Model SLPS-00774 | 1997 | KOEI Co., Ltd. Japan |
| Fujitsu FM Towns CD | Game Nihonshi - Tenkabito Hideyoshi to Ieyasu | 1996 | KOEI Co., Ltd. Japan |
| Nintendo NES cart. |  Gemfire Model NES-GE-USA | 1992 | KOEI Co., Ltd. Japan |
| Sony PlayStation CD | Genghis Khan - Aoki Ookami to Shiroki Mejika IV Model SLPM-86175 | 1999 | KOEI Co., Ltd. Japan |
