| Ugetsu Kitan | PlayStation |
JP | 1996-07-05 | developed |
| Ginga Ojousama Densetsu Yuna - Final Edition | PlayStation |
JP | 1998-06-25 | developed |
| Juggernaut - Senritsu no Tobira | PlayStation |
JP | 1998-11 | developed |
| Robopon - Star Version | Game Boy Color |
US | 1998-12 | developed |
| Robot Poncots - Star Version | Game Boy Color |
JP | 1998-12 | developed |
| Robot Poncots - Sun Version | Game Boy Color |
JP | 1998-12 | developed |
| Kidou Senkan Nadesico - Nadesico the Mission | Dreamcast |
JP | 1999-08-26 | developed |
| Juggernaut | PlayStation |
US | 1999-10 | developed |
| Light Fantasy Gaiden - Nya Nyan ga Nyan | PlayStation |
JP | 1999-10-21 | developed |
| Robopon - Sun Version | Game Boy Color |
US | 2000 | developed |
| Tobaku Mokushiroku Kaiji | PlayStation |
JP | 2000-05-25 | developed |
| Zoids - Jashin Fukkatsu! Genobreaker Hen | Game Boy Color |
JP | 2000-08 | developed |
| Daikatana | Game Boy Color |
US | 2000-09 | developed |
| John Romero's Daikatana | Game Boy Color |
EU | 2000-09 | developed |
| Robopon - Sun Version | Game Boy Color |
US | 2000-12 | developed |
| Tokimeki Memorial 2 - Taisen Puzzledama | PlayStation |
JP | 2001-03 | developed |
| Daikatana GB | Game Boy Color |
JP | 2001-05 | developed |
| Gensou Suikoden - Card Stories | Game Boy Advance |
JP | 2001-09 | developed |
| Dr. Rin ni Kiitemite! - Koi no Rin Fuusui | Game Boy Color |
JP | 2002-02 | developed |
| Zoids 2 - Heric Kyouwakoku vs. Guylos Teikoku | PlayStation |
JP | 2002-02-21 | developed |
| Dr. Rin ni Kiite Mite! Koi no Happy Four Seasons | PlayStation |
JP | 2002-11 | developed |
| Bouken Yuuki Pluster World - Densetsu no Plust Gate | Game Boy Advance |
JP | 2003-04 | developed |
| Bouken Yuuki Pluster World - Pluston GP | Game Boy Advance |
JP | 2003-04 | developed |
| Legend of Dynamic - Goushouden - Houkai no Rondo | Game Boy Advance |
JP | 2003-10 | developed |
| Bouken Yuuki Pluster World - Densetsu no Plust Gate EX | Game Boy Advance |
JP | 2003-12 | developed |
| Natsu Shoujo - Promised Summer | PlayStation 2 |
JP | 2004-07 | developed |
| Shin Megami Tensei - Devil Children - Messiah Riser | Game Boy Advance |
JP | 2004-11 | developed |
| Ayakashibito - Gen'you Ibunroku | PlayStation 2 |
JP | 2006-08 | developed |
| Chikyuu no Arukikata DS - France '07-'08 | Nintendo DS |
JP | 2007-07 | developed |
| Music - Music for Everyone | Nintendo DS |
EU | 2008 | developed |
| Minna no DS Seminar - Kantan Ongaku Ryoku - Kiso kara Hajimeru Gakufu Nyuumon | Nintendo DS |
JP | 2008-04 | developed |
| Oh! Gattiman Kyuukyoku no Omega Chinpou to Momige 26 | Nintendo 3DS |
JP | 2015-07-22 | developed |