| Innocent City 2018 | - | - (1) |
| Innocent Bullet -The False World- | 2013-08-23 | 7.40 (99) |
| Innocent Blue | 2005-05-27 | 6.60 (41) |
| Innocent Blood | 2009-02-14 | - (1) |
| Innocent | - | - |
| Innocence of a Match Girl | - | - |
| Innocence Pain ~Michiru Yami Kakeru Tsuki~ | 2004-06-25 | 5.90 (7) |
| Innocence | 2015-01-10 | - |
| Inniku Dorei no Tane | 2006-09-26 | 6.70 (9) |
| Innerverse | 2023-04-21 | - (1) |
| Innerlog | 2023-06-30 | 5.30 (5) |
| Inner Palace ~Shiroki Koukyuu~ | 2001-10-19 | - (4) |
| Inner Hellfire | 2022-10-03 | - |
| Inner Growth | 2025-07-17 | 5.40 (5) |
| Inner Demons | 2024-07-16 | - (1) |
| Innate Imperfections | 2016-04-15 | 6.60 (20) |
| Innai Kansen ~Mayonaka no Nurse Call~ | 1998-09-04 | 6.50 (7) |
| Innai Kansen Shin'ya ni Hibiku Pon Chin Kan | 2002-06-28 | 5.90 (7) |
| Innai Kansen Owaranu Utage no Nurse Call | 2003-04-25 | 6.30 (7) |
| Innai Kansen 2 | 1999-05-28 | 6.20 (8) |
| Innai Kansen 2 ~Nariyamanu Nurse Call~ | 1999-12-17 | 6.50 (6) |
| Innai Kansen | 1997-09-05 | 6.80 (13) |
| Inn for the Lost | - | - |
| Inn Another World | 2024-12-01 | 6.70 (6) |
| Inmyouji | 2002-12-06 | - (2) |
| Inmugai ~Onna Yuusha Makan Quest~ | 2009-10-09 | 5.90 (5) |
| Inmu Gakuen "Dame... Konna ni Nacchau no wa Yume no Naka dake nano...!" | 2008-02-29 | 6.80 (28) |
| Inmu Douwa ~Akazu*n~ | 2008-11-08 | - |
| Inmu Club ~Junjou Host Girl - Chijoku no Houshi Kyouyou~ | 2010-03-19 | - |
| Inmon Tougi Toshi Sodom ~Daikanshuu no Mae de Kyousei Jutai Saserareru Seisenki~ | 2024-12-20 | 7.00 (22) |
| Inmitsu Dakyoushi Saeko ~Mesu Dorei Choukyou Nisshi~ | 2007-12-03 | 6.50 (6) |
| Inmetsu ~Yami ni Hisomu Manazashi~ | 1999-12-10 | - (2) |
| Inmai Seikatsu ~Ore wa Imouto de Shika Tatanai~ | 2013-10-11 | - |
| Inmai Love | 2007-03-30 | 6.10 (6) |
| Inmai Himegoto ~Nee-san yori mo Watashi o Haramasanai?~ | 2012-08-17 | 6.00 (6) |
| Inmai Baby | 2003-12-26 | 6.70 (27) |
| Inma-jou Dasshutsu-ki | 2016-11-17 | 5.90 (8) |
| Inma o Fuuin Suru Dake no Kantan na Adventure | 2015-10-10 | - (1) |
| Inma no Tanima | 2020-08-10 | - (1) |
| Inma no Tane ~Fukushuu no Shokushu Kan~ | 2008-04-27 | - |
| Inma no Shiro Gaiden ~Succubus ni Maketa Yuusha no Sonogo~ | 2015-02-03 | - |
| Inma no Shiro Gaiden ~Succubus ni Maketa Yuusha no Sono 3~ | 2017-06-30 | - |
| Inma no Seiiki ~Wasurerareta Mitsurin no Jiin Iseki ni Kodaibunmei no Chou Injuu o Mita!!~ | 2012-05-19 | 6.20 (8) |
| Inma no Sasoi ~Mahou no Te~ | 2020-04-24 | - (1) |
| Inma no Odoriko | 2020-10-20 | - (1) |
| Inma no Mori Kara no Dasshutsu | 2016-12-28 | - |
| Inma no Mori - Mystery no Haitta Rape Mono | 2013-08-31 | - |
| Inma no Meikyuu Retranslation - Hikyou no Chika Iseki ni, Kodai Bunmei no Injuu o Mita!! | 2022-10-16 | 6.20 (5) |
| Inma no Meikyuu Hikyou no Chika Iseki ni Kodaibunmei no Injuu o Mita!! | 2005-07-16 | - (4) |
| Inma no Hakoniwa | 2019-09-11 | - (2) |