| OtoZ | r45116 | 2026-04-21 |
| Oto-san wo Ore ni Kudasai! | r147543 | 2026-05-11 |
| Oto-hime | r127757 | 2026-04-21 |
| Oto Love ~Josou Bishounen Gentei!~ | r140243 | 2026-04-21 |
| Otherworldly Amour - Demo | r104452 | 2026-04-21 |
| Otherworld Shadow | r146448 | 2026-05-11 |
| Otherworld Shadow | r146459 | 2026-04-21 |
| Otherworld Convergence - Special Edition | r142943 | 2026-04-21 |
| Otherworld Convergence | r142948 | 2026-04-21 |
| Otherwordly Goods Store | r137289 | 2026-05-11 |
| Otherside | r94731 | 2026-05-16 |
| Other Spheres | r148148 | 2026-04-21 |
| Other Side 1.0版 episode:00 S.A.D | r114185 | 2026-04-21 |
| Other Side | r33353 | 2026-04-21 |
| Other Age: Second Encounter v2.0 | r38112 | 2026-05-16 |
| Other Age: Second Encounter v2.0 | r38113 | 2026-05-16 |
| Other Age: Second Encounter v1.0 | r18975 | 2026-04-21 |
| Other Age: Second Encounter - Physical Edition | r38120 | 2026-04-21 |
| Other Age: Second Encounter | r18976 | 2026-04-21 |
| Other Age | r3851 | 2026-05-08 |
| Otenbahime to Juusha to Tougijou - Package Edition | r128705 | 2026-05-16 |
| Otenbahime to Juusha to Tougijou - Download Edition | r128707 | 2026-05-17 |
| Otec i Uchitel' | r134645 | 2026-05-10 |
| Otama! ~Otaku Nakama wa Chikkoi Mania~ Trial Edition | r22620 | 2026-05-10 |
| Otaku's Fantasy 2 Uncensored Patch | r67470 | 2026-04-21 |
| Otaku's Fantasy 2 | r63520 | 2026-05-16 |
| Otaku's Fantasy - Uncensored Patch | r54069 | 2026-05-16 |
| Otaku's Fantasy | r54031 | 2026-04-21 |
| Otaku to Musume-san - Download Edition | r37756 | 2026-05-09 |
| Otahime Ryougyaku Circle ~Yamihime no Otoko Jijou~ Trial Edition | r47247 | 2026-05-17 |
| Otacir no Hime ni Kokurareta Kekka wwwww - Download Edition | r40051 | 2026-05-17 |
| OtaMaid ~Kanzenban~ | r118799 | 2026-04-21 |
| OtaMaid Mai | r67132 | 2026-05-16 |
| OtaMaid Mai | r67133 | 2026-04-21 |
| Ot vsego serdca | r63652 | 2026-05-10 |
| Osu-Boys!! ~Ikemen Ryoujoku ☆ Paradise~ | r73777 | 2026-05-13 |
| Osu-Boys!! ~Ikemen Ryoujoku ☆ Paradise~ | r65948 | 2026-05-11 |
| Osu Mesu ☆ Time Slip! - DVD-PG | r55605 | 2026-05-16 |
| Osu Mesu ☆ Time Slip! | r12033 | 2026-05-07 |
| Osu Mesu ☆ Love Kiss Gou Mori Twin Pack | r32799 | 2026-05-15 |
| Osu Mesu Time Slip! | r34358 | 2026-04-21 |
| Osu Choukyou Gakuen | r40433 | 2026-05-09 |
| Ostrov D'javola v3.0 | r140160 | 2026-05-10 |
| Ostara 2018 | r62673 | 2026-04-21 |
| Ossan Kyoushi no Joshikousei Tsuma ga Yarichin Danshi ni Netorareru Hanashi - Trial Edition | r28497 | 2026-05-17 |
| Ospesjel | r106304 | 2026-04-21 |
| Osozaki 遅咲き Late Blooming - First | r46630 | 2026-04-21 |
| Osozaki no Hana - Download Edition | r95911 | 2026-05-16 |
| Osouji Sentai Clean Keeper - Regular Edition | r1424 | 2026-05-08 |
| Osorubeki Shoujotachi ~Les filles terribles~ - Trial Edition | r22425 | 2026-05-05 |