| Title | Released | Role | As | Note |
| File: Kokubou Soushou Jouhoukyoku Jouhou Rouei Taisaku-bu Josei Jinmon'in | 1994-11-30 | Staff | S. Hidaka | CG works |
| Ce'st la vie | 1995-02-28 | Staff | Hidaka Shin'ichi | CG works |
| Kirishima Shinryoushitsu no Gogo | 1995-08-11 | Staff | Hidaka Shin'ichi | Producer, game design, story draft |
| Coming Heart | 1995-11-30 | Staff | Hidaka Shin'ichi | Producer, game design |
| Escape! | 1996-02-29 | Staff | Hidaka Shin'ichi | Producer, game design, map design |
| Blind Games | 1996-09-20 | Staff | Hidaka Shin'ichi | Planning, producer |
| High School Days | 1996-11-22 | Staff | Hidaka Shin'ichi | Planning, producer, graphic |
| Hizumi | 1997-02-20 | Staff | Hidaka Shin'ichi | Planning, producer, graphic |
| Yakusoku | 1997-07-25 | Staff | Hidaka Shin'ichi | Producer |
| Girigiri Paradise | 1998-01-23 | Staff | Hidaka Shin'ichi | Planning |
| Up! | 1998-07-10 | Staff | Hidaka Shin'ichi | Planning, producer |
| Okiraku Heaven | 1998-11-06 | Staff | Hidaka Shin'ichi | Planning, producer |
| The Guts! | 1999-02-10 | Scenario | Hidaka Shin'ichi | |
| Tenshi no Wana | 1999-09-24 | Staff | Hidaka Shin'ichi | Original work, planning, production |
| Angoru Moa ~Daiyogen no Ketsumatsu~ | 1999-10-29 | Scenario | Hidaka Shin'ichi | |
| Angoru Moa ~Daiyogen no Ketsumatsu~ | 1999-10-29 | Staff | Hidaka Shin'ichi | Planning |
| Toilet no Megami-sama | 2000-06-23 | Scenario | Hidaka Shin'ichi | |
| The Guts! 2 ~Umi de Guts!~ | 2000-08-31 | Scenario | Hidaka Shin'ichi | |
| Collection ~Shuushuu Sareta Akumu~ | 2000-09-29 | Scenario | Hidaka Shin'ichi | |
| Don't Stop Mama?! | 2000-11-30 | Scenario | Hidaka Shin'ichi | |
| Kawaisou na Fuukei | 2001-02-23 | Scenario | Hidaka Shin'ichi | |
| Case 266 ~266 Gou Jiken~ | 2001-04-13 | Scenario | Hidaka Shin'ichi | |
| The Guts! 3 ~Yama de Guts!~ | 2001-07-27 | Scenario | Hidaka Shin'ichi | |
| Boku no Himitsu Taiken | 2001-10-26 | Scenario | Hidaka Shin'ichi | |
| Koi Suru Science | 2002-04-12 | Scenario | Hidaka Shin'ichi | |
| The Guts! 4 ~Shiritsu Guts Gakuen!~ | 2002-09-13 | Scenario | Hidaka Shin'ichi | |
| Motto! Himitsu Taiken | 2003-03-14 | Scenario | Hidaka Shin'ichi | |
| Mama Shibori | 2003-05-30 | Scenario | Hidaka Shin'ichi | |
| Bosei ~Mama Club~ | 2003-06-06 | Scenario | Hidaka Shin'ichi | |
| The Guts! 5 | 2003-10-10 | Scenario | Hidaka Shin'ichi | |
| Yarasete! Teacher | 2003-12-12 | Staff | Hidaka Shin'ichi | Planning |
| Matty | 2003-12-19 | Scenario | Hidaka Shin'ichi | |
| Say Yah! 2003 | 2003-12-26 | Scenario | Hidaka Shin'ichi | |
| Zoku Mama Club | 2004-05-28 | Scenario | Hidaka Shin'ichi | |
| Inran Byoutou 24 Ji | 2004-06-25 | Staff | Hidaka Shin'ichi | Planning |
| Oku-sama wa Onee-chan!? | 2004-12-10 | Staff | Hidaka Shin'ichi | Planning |
| Boku no "Natsuyasumi" Himitsu Taiken | 2004-12-22 | Scenario | Hidaka Shin'ichi | |
| Ano Ko wa **chi Girl | 2005-04-22 | Staff | Hidaka Shin'ichi | Planning |
| Yagai Gakushuu | 2005-07-02 | Scenario | Hidaka Shin'ichi | |
| Nakadashi Teatime ~Meshimase Cream Pie~ | 2005-12-02 | Scenario | Hidaka Shin'ichi | |
| Mama! Tsuma? | 2006-02-24 | Scenario | Hidaka Shin'ichi | |
| Onegai! Iinchou!! | 2006-07-21 | Scenario | Hidaka Shin'ichi | |
| Mousugu Natsuyasumi! | 2006-08-31 | Scenario | Hidaka Shin'ichi | |
| Makoto Nee-chan no Boku Kyouikuhou?! | 2007-03-02 | Scenario | Hidaka Shin'ichi | |
| Boy Meets Wives | 2007-04-28 | Scenario | Hidaka Shin'ichi | |
| Futari wa!? | 2007-11-30 | Scenario | Hidaka Shin'ichi | |
| Mama Shibori 2 (Mama Shibori no Jijou) | 2008-02-29 | Scenario | Hidaka Shin'ichi | |
| Midara na Mansion | 2008-10-24 | Scenario | Hidaka Shin'ichi | |
| My Home Wife | 2009-02-06 | Scenario | Hidaka Shin'ichi | |
| Juicy Age | 2010-07-30 | Scenario | Hidaka Shin'ichi | |
| Mite Kudasaimasu? | 2010-12-10 | Scenario | Hidaka Shin'ichi | |
| Mama Club Sankan | 2011-01-28 | Scenario | Hidaka Shin'ichi | |
| Tsuma x Heaven | 2011-07-15 | Scenario | Hidaka Shin'ichi | |
| Collection ReBIRTH | 2011-08-26 | Scenario | Hidaka Shin'ichi | |
| Yagai Gakushuu 2 | 2012-03-30 | Scenario | Hidaka Shin'ichi | |
| Ane x Heaven | 2012-04-27 | Staff | Hidaka Shin'ichi | Draft |