| Adventure Kid | — | — | — |
| Angel Blade | December 14, 2001 | — | 3 |
| Angel Blade Punish! | December 29, 2004 | — | 3 |
| Angel Core: Tenshi-tachi no Sumika | January 25, 2003 | — | 2 |
| Angels in the Court | October 27, 2000 | — | 2 |
| Bible Black | — | — | — |
| Bijukubo | July 9, 2010 | — | 2 |
| Blood Royal | August 30, 2002 | — | 2 |
| Choujin Densetsu Urotsukidouji | January 21, 1987 | — | 3 |
| Cream Lemon | — | — | — |
| F3 | — | — | — |
| Futari no Aniyome | June 25, 2006 | — | 2 |
| G-Taste | — | — | — |
| Gekka Bijin | April 26, 2002 | — | 2 |
| Genmukan | March 21, 2003 | — | 2 |
| Gibo no Toiki: Haitokushin ni Tadayō Haha no Iroka | May 25, 2006 | — | 2 |
| Guren | September 7, 2001 | — | — |
| Hitozuma Cosplay Kissa | March 25, 2004 | — | 2 |
| Honō no Haramase Dōkyūsei | December 25, 2008 | — | 2 |
| I Summoned a Succubus and My Stepmom Appeared!? | November 3, 2022 | — | 2 |
| Ikusa Otome Valkyrie | December 24, 2004 | — | 2 |
| Ikusa Otome Valkyrie 2 | September 26, 2008 | — | 3 |
| Ikusa Otome Valkyrie G | July 20, 2012 | — | 2 |
| Ikusa Otome Valkyrie Shinshō | February 24, 2006 | — | 2 |
| Imaizumin Chi wa Dōyara Gal no Tamariba ni Natteru Rashii | August 6, 2021 | — | 4 |
| Immoral Sisters | April 27, 2001 | — | 3 |
| Immoral Sisters 2 | February 28, 2003 | — | 2 |
| Immoral Sisters: Blossoming | June 25, 2004 | — | 2 |
| Kizuna: Bonds of Love | — | — | — |
| Kunoichi Bakumatsu Kitan | — | — | — |
| Kuttsukiboshi | August 16, 2010 | — | 2 |
| Legend of Lyon Flare | July 14, 1986 | — | 2 |
| Lunatic Night | September 21, 1996 | — | 3 |
| Magical Twilight | July 8, 1994 | — | 3 |
| Mahō Shoujo Isuka | April 24, 2010 | — | 3 |
| Maid Ane | August 19, 2011 | — | 2 |
| Mama Puri!? | August 14, 2009 | — | 2 |
| Mankitsu Happening | March 27, 2015 | — | 4 |
| Midnight Panther | August 25, 1998 | — | 2 |
| Mikagura Tanteidan | March 26, 2004 | — | 3 |
| Milk Money | April 9, 2004 | — | 2 |
| Monster Girl Quest | — | — | — |
| My Sexual Harassment | — | — | — |
| Mystery of the Necronomicon | — | — | 4 |
| Nee Summer! | — | — | 2 |
| Nee, Chanto Shiyō yo! | November 25, 2005 | — | 5 |
| Now That I Can Control Reality With A Mouse Cursor, I'm Gonna Click Away On The Girls! | — | — | — |
| Ogenki Clinic | July 20, 1991 | — | 3 |
| Oni Chichi | October 30, 2009 | — | 2 |
| Oni Chichi 2 | October 29, 2010 | — | 2 |
| Overflow | — | — | 8 |
| Panchira Teacher | — | — | 2 |
| Papa Katsu! | December 24, 2021 | — | — |
| Princess Lover! | — | — | — |
| Private Psycho Lesson | — | — | — |
| Rasen Kairō | June 28, 2002 | — | 2 |
| Rinkan Club | April 29, 2011 | — | 4 |
| Romance wa Tsurugi no Kagayaki II | March 25, 2001 | — | 6 |
| Room of Guilty Pleasure | — | — | — |
| Shinshō Genmukan | March 20, 2010 | — | 4 |