| Family Quiz - 4-nin wa Rival | Nintendo Entertainment System |
JP | 1988-11-16 | published, developed |
| Championship Bowling | Arcade |
? | 1989 | developed |
| Wit's | Arcade |
JP | 1989 | developed |
| Dragon Unit / Castle of Dragon | Arcade |
? | 1989-06 | published, developed |
| Lutter | Famicom Disk System |
JP | 1989-11 | published, developed |
| World Bowling | Game Boy |
JP | 1990-01-13 | developed |
| Dragon Unit | Nintendo Entertainment System |
JP | 1990-02-27 | developed |
| World Bowling | Game Boy |
US | 1990-04 | developed |
| Castle of Dragon | Nintendo Entertainment System |
US | 1990-06 | developed |
| Wit's | Nintendo Entertainment System |
JP | 1990-07-13 | published, developed |
| Sword Master | Nintendo Entertainment System |
JP | 1990-12-21 | published, developed |
| Pairs Love | Arcade |
? | 1991 | published |
| Strike Gunner S.T.G | Arcade |
? | 1991 | developed |
| World Ice Hockey | Game Boy |
JP | 1991-04-12 | published, developed |
| World Ice Hockey | Game Boy |
US | 1991-04-12 | published, developed |
| De-Block | Nintendo Entertainment System |
JP | 1991-08-09 | published, developed |
| Game Designer Yousei Soft - Dezaemon | Nintendo Entertainment System |
JP | 1991-09 | published |
| Sword Master | Nintendo Entertainment System |
US | 1992-01 | published, developed |
| Sword Master | Nintendo Entertainment System |
US | 1992-01 | developed |
| Sword Master | Nintendo Entertainment System |
US | 1992-01 | developed |
| Twin | Game Boy |
JP | 1992-01-31 | published |
| Strike Gunner S.T.G | Super Nintendo Entertainment System |
JP | 1992-03-27 | developed |
| Super Bowling | Super Nintendo Entertainment System |
JP | 1992-07-03 | developed |
| Strike Gunner S.T.G | Super Nintendo Entertainment System |
US | 1992-08 | developed |
| Super Bowling | Super Nintendo Entertainment System |
US | 1992-09 | developed |
| Super Strike Gunner | Super Nintendo Entertainment System |
EU | 1992-11 | developed |
| Quiz Nihon Mukashibanashi - Athena no Hatena | Game Boy |
JP | 1992-12-18 | published, developed |
| Athena no Hatena? | Arcade |
? | 1993 | published, developed |
| Daioh | Arcade |
? | 1993 | published, developed |
| Daioh | Arcade |
? | 1993 | published, developed |
| J. J. Squawkers | Arcade |
? | 1993 | developed |
| Sword Master | Nintendo Entertainment System |
EU | 1993-01-21 | published, developed |
| BioMetal | Super Nintendo Entertainment System |
JP | 1993-03-19 | developed |
| Pro Mahjong Kiwame | Super Nintendo Entertainment System |
JP | 1993-06-11 | published, developed |
| BioMetal | Super Nintendo Entertainment System |
EU | 1993-11 | developed |
| BioMetal | Super Nintendo Entertainment System |
US | 1993-11 | developed |
| Pro Mahjong Kiwame | Arcade |
? | 1994 | published |
| Sword Maniac | Super Nintendo Entertainment System |
JP | 1994-02-11 | developed |
| X-Kaliber 2097 | Super Nintendo Entertainment System |
US | 1994-02 | developed |
| X-Kaliber 2097 | Super Nintendo Entertainment System |
US | 1994-02 | developed |
| Mogura de Pon! | Game Boy |
JP | 1994-04-15 | published |
| Waratte Iitomo! Tamolympic | Super Nintendo Entertainment System |
JP | 1994-04 | published, developed |
| Pro Mahjong Kiwame II | Super Nintendo Entertainment System |
JP | 1994-07-20 | published, developed |
| Dezaemon | Super Nintendo Entertainment System |
JP | 1994-09 | published, developed |
| Pro Mahjong Kiwame GB | Game Boy |
JP | 1994-12-23 | published |
| X-Kaliber 2097 | Super Nintendo Entertainment System |
EU | 1994-12 | developed |
| Pro Mahjong Kiwame S | Arcade |
? | 1995 | published |
| Pro Mahjong Kiwame III | Super Nintendo Entertainment System |
JP | 1995-06-30 | published, developed |
| Yakouchuu | Super Nintendo Entertainment System |
JP | 1995-06 | published, developed |
| Virtual Bowling | Virtual Boy |
JP | 1995-12-22 | published, developed |
| Pro Mahjong Kiwame-S | Sega Saturn |
JP | 1996-01-12 | published, developed |
| Blockids | PlayStation |
JP | 1996-02-23 | published, developed |
| Athena no Kateiban - Family Games | PlayStation |
JP | 1996-03 | published, developed |
| Ring of Sias | PlayStation |
JP | 1996-04-12 | published, developed |
| Dezaemon Plus | PlayStation |
JP | 1996-05-24 | published, developed |
| Pro Mahjong Kiwame Plus | PlayStation |
JP | 1996-08-30 | published, developed |
| Joshikousei no Houkago... Pukunpa | PlayStation |
JP | 1996-09-27 | published, developed |
| Joshikousei no Houkago... Pukunpa | Sega Saturn |
JP | 1996-09-27 | published, developed |
| Nobunaga Hiroku - Geten no Yume | PlayStation |
JP | 1997-05 | published, developed |
| Money Idol Exchanger | Game Boy |
JP | 1997-08-29 | published |
| Dezaemon 2 | Sega Saturn |
JP | 1997-10-09 | published, developed |
| Pro Mahjong Kiwame 64 | Nintendo 64 |
JP | 1997-11-21 | published, developed |
| Crows - The Battle Action for SegaSaturn | Sega Saturn |
JP | 1997-12-18 | published, developed |
| Dezaemon 3D | Nintendo 64 |
JP | 1998-06-26 | published, developed |
| Dezaemon Kids! | PlayStation |
JP | 1998-10-22 | published, developed |
| Dezaemon Plus Select 100 | PlayStation |
JP | 1998-10 | published, developed |
| Pocket Bowling | Game Boy Color |
JP | 1998-10 | developed |
| Pro Mahjong Kiwame Plus II | PlayStation |
JP | 1998-10 | published, developed |
| Money Idol Exchanger | PlayStation |
JP | 1998-11-05 | published |
| Waku Waku Volley | PlayStation |
JP | 1998-11-26 | published |
| Waku Waku Volley | PlayStation |
JP | 1998-11-26 | published |
| Pro Mahjong Kiwame II GB | Game Boy Color |
JP | 1999-03 | published, developed |
| Super Bowling | Nintendo 64 |
JP | 1999-03-26 | developed |
| Pocket Bowling | Game Boy Color |
US | 1999-08 | developed |
| Pro Mahjong Kiwame - Tengensen-hen | PlayStation |
JP | 1999-10-28 | published, developed |
| Pro Mahjong Kiwame for WonderSwan | WonderSwan |
JP | 1999-10-07 | published, developed |
| Yakouchuu GB | Game Boy Color |
JP | 1999-10-22 | published, developed |
| Yakouchuu II - Satsujin Kouro | Nintendo 64 |
JP | 1999-10 | published, developed |
| Ide Yousuke no Mahjong Kyoushitsu | PlayStation |
JP | 1999-12-02 | published, developed |
| Pro Mahjong Kiwame D | Dreamcast |
JP | 2000-03-30 | published, developed |
| Ide Yousuke no Mahjong Kyoushitsu GB | Game Boy Color |
JP | 2000-06 | published, developed |
| SuperLite 1500 Series - Ring of Sias | PlayStation |
JP | 2000-07 | developed |
| Taisen Tsume Shougi | Game Boy Color |
JP | 2000-07 | published, developed |
| Pro Mahjong Kiwame Next | PlayStation 2 |
JP | 2000-08 | published, developed |
| Simple 1500 Series Vol. 34 - The Quiz Bangumi | PlayStation |
JP | 2000-08-03 | developed |
| SuperLite 1500 Series - Dezaemon Kids! | PlayStation |
JP | 2000-08 | developed |
| SuperLite 1500 Series - Nobunaga Hiroku - Geten no Yume | PlayStation |
JP | 2000-10 | developed |
| Super Bowling | Nintendo 64 |
US | 2001-01 | developed |
| Gambler Densetsu Tetsuya - Shinjuku Tenun Hen | Game Boy Color |
JP | 2001-02 | published |
| Gambler Densetsu Tetsuya | PlayStation 2 |
JP | 2001-06 | published, developed |
| Kiwame Mahjong Deluxe - Mirai Senshi 21 | Game Boy Advance |
JP | 2001-08 | published, developed |
| Gambler Densetsu Tetsuya - Yomigaeru Densetsu | Game Boy Advance |
JP | 2002-07 | published |
| Kiwame Mahjong DX II - The 4th MONDO21Cup Competition | GameCube |
JP | 2002-08 | published, developed |
| Higanbana | Game Boy Advance |
JP | 2002-11 | published |
| Gambler Densetsu Tetsuya - Kurouto Choujou Kessen | PlayStation 2 |
JP | 2003-03 | published, developed |
| Blockids | PlayStation |
US | 2003-08-04 | developed |
| Kiwame Mahjong DX II - The 4th Mondo 21 Cup Competition | PlayStation 2 |
JP | 2003-12 | published, developed |
| Blockids | PlayStation |
EU | 2004-05 | developed |
| Gambler Densetsu Tetsuya Digest | PlayStation 2 |
JP | 2004-12 | published, developed |
| Arcade Archives: Castle of Dragon | PlayStation 4 |
EU | 2025-01-02 | developed |