| Ohayou no Kiss | 2012-10-18 | 5.70 (5) |
| Ohayou, Ohime-sama | 2022-08-30 | - |
| Ohayou, Shiramura-san! | 2021-09-26 | - (1) |
| Ohayou, Somnia. | 2023-08-09 | - |
| Ohime-sama Butoukai | 2003-04-10 | - |
| Ohime-sama Butoukai | 2001 | - |
| Ohime-sama datte XXX Shitai!! -Horny Magical Princess- | 2018-03-30 | 5.90 (175) |
| Ohime-sama ni Narenakatta Boku wa Kyou mo Gakuran ni Sode o Tousu | 2020-08-09 | - |
| Ohime-sama no Skirt no Naka no Himitsu no...... | 2016-04-01 | - |
| Ohime-sama to Akuma no Otogi Yuugi | 2018-08-31 | - |
| Ohime-sama wa Tokkun Chuu!! ~Seinaru Mahou Shugyou~ | 2002-11-08 | - (3) |
| Ohime-sama wa, Panthera Leo | 2010-02-26 | - (3) |
| Ohime-sama☆Ecchi ~H no Tehodoki! Oshikake Futago ni Omakase~ | 2007-02-23 | 5.90 (5) |
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| Ohinasama ~Shiawase wa Suigin no Aji~ | 2009-12-30 | - |
| Ohoshi-sama no Mitsukekata | 2009-07-06 | - |
| Ohoshi-sama no Uta | 2010-07-07 | - |
| Ohota na Snarka | 2019-07-16 | - |
| Ohotnik i d'javol | 2025-04-18 | - |
| Oi kuntani mun | 2024-05-31 | - |
| Oide yo! Mizuryuu Kei Land ~Kazoku to Sukebe na Theme Park!~ | 2017-07-28 | 6.70 (137) |
| Oidemase Azuma Jinja | 2001 | - |
| Oideyo☆Doubutsu no Mori | 2009-05-26 | - (1) |
| Oil in the Blood | - | - |
| Oinari! | 2022-09-10 | - |
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| Oira wa Bandai 2 | 2006-04-21 | 6.80 (5) |
| Oiran Otome ~Midare Somenishi~ | 2015 | - |
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| Oishii Desu! Nikubou | 2011-11-28 | - |
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| Oji-san no Himitsu - File 01 "Hi Shikan Ganbou" | 2016 | - |
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