| Kango Nisshi Mania | 2001-09-28 | - |
| Kangatari | 2000-06-30 | 6.30 (7) |
| Kane no Tame ni Kane wa Naru | 2015-10-15 | 6.50 (65) |
| Kando Houkai! Kime Seku Seito Kaichou - Saiinzai ni Oboreru Gakuen | 2017-06-26 | 5.90 (12) |
| Kanden Misaku Katsugeki - San-chan wa Doko ya~ | 2005-08-12 | - |
| Kandata Monogatari 2 | 2014-12-28 | - (2) |
| Kandata Monogatari | 2008-08-16 | 5.70 (5) |
| Kandachi no Ame, Oni no Uta | 2020-07-07 | 5.30 (6) |
| Kanchichi☆Sweet ~Kanbotsu Chikubi no Shinryou Nisshi~ | 2006-06-23 | 7.10 (5) |
| Kanbujian de Lianren | 2017-04-01 | 6.50 (8) |
| Kanawanu Koi no Monogatari | 2001-03-30 | - (3) |
| Kanawanai ne, Onii-chan!! | 2016-12-24 | 7.00 (8) |
| Kanau | 2024-03-08 | 6.50 (5) |
| Kanata to Konata | 2009-10-07 | - |
| Kanata no Tokei | 2007-12-31 | - |
| Kanata no Ningyo Hime | 2023-10-27 | 6.80 (34) |
| Kanata no Mori | 2000-04-27 | 6.20 (6) |
| Kanashimi Arabesque | 2023-09-23 | - (2) |
| Kanamizu Delka ga Goranshin | 2016-03-12 | - (1) |
| Kanami | - | - (4) |
| Kanako | 1996-02-23 | - (4) |
| Kanai Uta | 2006-08-21 | - |
| Kanagi ~Inmu Gakuen~ | 2007-11-09 | 6.20 (22) |
| Kanaete Double Wedding 2 - Umibe no Ecchi na Shinkon Ryokou | 2026-03-27 | - |
| Kanaete Ageru ~Fuyu ga Kureta Okurimono~ | 2003-12-12 | - (2) |
| Kanae to Meguri to no Sonogo ga Icha Love Sugite Yabai. | 2014-08-15 | 7.10 (95) |
| Kanae | 2017-10-05 | 6.80 (11) |
| Kanaderu wa Rasen no Shirabe | 2020-05-23 | - |
| Kanade | 2002-06-28 | - (4) |
| Kanaami 2 -Iinchou Kana no Baai- | 2016-01-29 | - (3) |
| Kanaami -Osananajimi Ami no Baai- | 2015-07-28 | - (2) |
| Kana: Eternity | 2009-07-26 | 6.10 (8) |
| Kana-chan to Mahou no Pantsu | 2003-02 | - |
| Kana-chan no Kanzen Kyuuketsu Manual | 1998-05-15 | - (2) |
| Kana-chan Ayame-chan Nugi☆puri ~Doki Doki Hippegashi Game~ | 1998-08-16 | - (1) |
| Kana ~Imouto~ | 1999-06-25 | 7.40 (1994) |
| Kana and the secret massage place | - | - (3) |
| Kana Sensei | 2023-08-26 | 7.10 (7) |
| Kana Kara -Shizukana Kanojo Kara no Muriyari Gouin na H Kankei- | 2007-12-28 | - (1) |
| KanColle Taisen ~Chinjufu Nikki~ | 2013-08-12 | - (4) |
| Kan'ochi x Netorare Kazoku ~Anata, Yurushite. Watakushi-tachi, Uwaki Sex ni Honki de Hamacchatta no~ | 2023-03-30 | 7.00 (184) |
| Kan'ochi x Namaiki Gyaru ~Chou Kimochi Ii! Atashi, Sensei no Niku Onaho ni Naru!~ | 2022-02-25 | 7.20 (99) |
| Kan'ochi x Motoyanzuma ~Gomennasai. Watashi, Mukatsuku Kouhai ni Niku Onaho ni Sarechatta no~ | 2020-11-27 | 7.10 (171) |
| Kan'ochi x Gyaru Oyako ~Maji Kimochi Ii! Atashi-tachi, Anta no Niku Onaho ni Sarechau~ | 2024-06-27 | 6.40 (68) |
| Kan'ochi x Aniyome -Anta no Sei yo! Watashi, Kono Uwaki Chi●po Janakya Dame na no!- | 2026-02-26 | 7.00 (31) |
| Kan'in Tokkyuu [Yotaka] ~Juuyoku Rensa, Manatsu no Hanabi Taikai~ | 2024-02-22 | 7.00 (26) |
| Kan'in Tokkyuu Michishio ~Akumu no Sanshuukan~ | 2011-03-31 | 6.40 (36) |
| Kan'in Tokkyuu Michishio | 2008-08-29 | 7.20 (39) |
| Kan'in Tokkyuu Matsuba ~Nikuyoku no Gourmet Kikou~ | 2011-07-29 | 7.20 (50) |
| Kan Oyaji no Ryoujoku Tengoku | 2000 | - |