Sexy Pyramid – Cleopatra Kiki Ippatsu was developed by Hacker International., Released in 1990 Pyramid by Hacker is the same game as the Sachen one, but with nudity. Other Informations: Game ID: HKI-03 Sexy Pyramid – Cleopatra Kiki Ippatsu
Idol Shisen Mahjong( a.k.a. IDOL ???? ) was developed by Hacker International., Released in 1990 Other Informations: Game ID: HKI-01 Idol Shisen Mahjong
Hanafuda Yuukyou Den – Nagarebana Oryuu( a.k.a. ????? ????? ) was developed by Hacker International, Released in 1991 Other Informations: Game ID: HKI-09 Hanafuda Yuukyou Den – Nagarebana Oryuu
