| Score ▴▾ | Title ▴▾ | | | Released ▴▾ | Rating ▴▾ (▴▾) |
| Love Esquire | | | 2019-10-08 | 7.27 (249) |
| Love Joule | | | unknown | - (1) |
| Lust Legacy | | | 2023-10-21 | - (1) |
| Lust Scripter ~Mousou no Gugensha~ | | | 2005-08-26 | 6.51 (9) |
| Lust Theory: Season 2 | | | 2023-01-28 | 6.04 (28) |
| Mai Season | | | 2004-01-24 | - (2) |
| Marshmallow☆Imouto☆Succubus☆ | | | 2015-07-24 | 6.96 (132) |
| Milfy City | | | 2023-11-03 | 6.66 (22) |
| Miraroma ~Miracle Romance Strawberry Scramble~ | | | 2005-12-22 | 6.86 (20) |
| Mitsutsubo ~Nii-san... Watashi Konna ni Ookiku Narimashita yo~ | | | 2012-05-01 | 6.59 (83) |
| Motel: A Son and Brother Story | | | 2023-02-20 | - (3) |
| Motto Nee, Chanto Shiyou yo! Afterstory | | | 2011-06-24 | 7.52 (57) |
| Mune Kyun! Heart de Koi Shi-te-ru ~Onii-chan Motto Daisuki~ | | | 2003-07-25 | - (3) |
| Mune Kyun! Heartful Cafe | | | 2001-06-29 | - (4) |
| My Bully is My Lover | | | 2021-09-09 | 7.11 (51) |
| My Dorm | | | 2023-10-31 | 6.92 (8) |
| My New Family | | | 2023-11-03 | 6.83 (24) |
| My Sister & I | | | 2021-08-18 | 6.28 (5) |
| My Stepsis is a Futanari 2 | | | 2022-11-29 | 5.26 (6) |
| My Stepsis is a Futanari 3 | | | 2022-12-01 | - (3) |
| My Stepsister - A Short Story | | | 2023-12-12 | - (2) |
| Nakayoku Shimasho | | | 2000-10-20 | - (1) |
| Namaiki Dark Elf 3 Shimai ga Boku ni Nakadashi o Motomeru. | | | 2018-04-27 | 6.83 (262) |
| Namaiki Imouto o Choukyou Shitatta | | | 2020-12-27 | 5.83 (32) |
| Natsumi Love Story | | | 2022-05-01 | - (3) |
| Nee, Chanto Shiyou yo! | | | 2003-06-27 | 6.81 (45) |
| Nee x Nee Everyday ~Boku wa Omocha?~ | | | 2006-02-17 | 6.54 (8) |
| Nekogami-sama to, Nanatsuboshi -Imouto no Ane- | | | 2019-02-22 | 6.80 (229) |
| niconico Megami ~Namahousou de Ane Choukyou~ | | | 2013-06-23 | 6.45 (17) |
| Ninki Seiyuu no Tsukurikata | | | 2017-01-27 | 7.27 (540) |
| Oharai Onee-san! ~Otouto o Yuuwaku Shinasai~ | | | 2007-12-21 | 6.52 (26) |
| Okaa-san to Na-i-sho ~Bijin Oyako, Bessou Kankin Nanokakan~ | | | 2005-10-14 | 6.93 (26) |
| Omae no Natsuyasumi | | | 2004-03-26 | - (4) |
| Onee-chan (tachi) wa Osewa Saretai! | | | 2023-06-30 | 6.62 (31) |
| Onee-san wa Majo | | | 2008-04-08 | - (0) |
| Onii-chan, Asa made Zutto Gyutte Shite! | | | 2018-05-25 | 7.48 (279) |
| Onii-chan, Asa made Zutto Gyutte Shite! Yoru Made Motto Ecchi Shite! | | | 2019-06-28 | 7.66 (129) |
| Onii-chan Asobo | | | 2019-09-27 | 5.44 (98) |
| Onii-chan Daisuki! ~Love? Or Like?~ | | | 2007-08-17 | 6.56 (18) |
| Onii-chan, Erande yo! ~Kyuu ni Kawaii Mitsugo no Imouto ga Yattekite Chou Yabai~ | | | 2017-04-14 | 6.87 (13) |
| Onii-chan ga Kattara Nandemo Shite Ageru yo? | | | 2022-03-30 | - (2) |
| Onii-chan, Kiss no Junbi wa Mada Desu ka? Ecchi no Junbi mo Mada Desu ka? | | | 2017-02-24 | 7.52 (146) |
| Onii-chan, Migite no Shiyou o Kinshi Shimasu! 2 | | | 2017-09-29 | 5.99 (33) |
| Onii-chan Nechatta? | | | 2016-08-12 | 5.95 (21) |
| Onii-chan no Osewagakari | | | 2017-08-11 | - (3) |
| Onii-chan no Seiheki, Watashi ga Mitsukete Ageru♪ ~Kyou kara Boku wa Imouto no Omocha~ | | | 2019-09-06 | 6.06 (31) |
| Onii-chan Teacher ~Himitsu no Jugyou o Kibou Shimasu!~ | | | 2015-12-25 | 6.88 (64) |
| Onii-chan to, Futago to, Imouto to. | | | 2005-04-18 | - (1) |
| Ore ni Kanojo ga Dekite kara Imouto-tachi no Yousu ga Okashii!? | | | 2016-07-29 | 6.87 (53) |
| Ore no Ane ga Konna ni Hinnyuu no Wake ga Nai!? | | | 2010-02-23 | 6.81 (10) |