| Orfleurs | r147669 | 2026-04-21 |
| Orfleurs | r141728 | 2026-04-21 |
| Orfleurs - Download Edition | r55437 | 2026-06-01 |
| Orfleurs - Regular Edition | r35018 | 2026-05-18 |
| Orfleurs - オフィシャル通販限定版 | r37196 | 2026-04-21 |
| Orfleurs - 体験版 | r37780 | 2026-04-21 |
| Orga Fighter AYANA -Departure- Package Edition | r29113 | 2026-05-16 |
| Orga Fighter Ayana -Departure- DVDPG | r34456 | 2026-06-02 |
| Organized Crime | r96682 | 2026-04-21 |
| Orgasm Treatment | r103775 | 2026-05-19 |
| Orgasm Treatment - Demo | r103774 | 2026-04-21 |
| Orgasmed to Madness! Interspecies Impregnation Set | r156365 | 2026-06-02 |
| Orgel of Orpheus -アザーコームの旋律- | r123141 | 2026-04-21 |
| Orgel of Orpheus -アザーコームの旋律- | r123140 | 2026-04-21 |
| Orgel of Orpheus-オルフェウスの銀琴- ダウンロード版 | r70993 | 2026-04-21 |
| Orgel of Orpheus-オルフェウスの銀琴- パッケージ版 | r70992 | 2026-04-21 |
| Orgel ~Kesenai Melody~ | r23254 | 2026-05-13 |
| Orgie Virtuelle. Lançons-nous dans cette réalité virtuelle perverse | r54319 | 2026-04-21 |
| Orgullo y Repito | r126613 | 2026-04-21 |
| Ori | r78791 | 2026-06-02 |
| Ori & Bluewyn: Nurseroom | r151185 | 2026-05-12 |
| Ori - DVDPG | r24265 | 2026-06-07 |
| Ori no Naka no Paraphilia -Seirei ni Ochita Shoujo-tachi- Download Edition | r15037 | 2026-05-14 |
| Ori, Ochi, Onoe | r2598 | 2026-05-14 |
| Oriakos | r138369 | 2026-04-21 |
| Orient on the Murder Express | r123158 | 2026-06-02 |
| Origami Solutions - Early Acess v0.1.00 | r139854 | 2026-06-03 |
| Origami Tsuki | r100737 | 2026-06-03 |
| Origami Tsuki - Package Edition | r100742 | 2026-06-04 |
| Origamo Furioso | r27455 | 2026-05-26 |
| Origin | r137973 | 2026-06-04 |
| Origin Story S1 + S2 v0.9.3 | r125918 | 2026-05-25 |
| Origin Story v0.6.0 | r125156 | 2026-04-21 |
| Original Ehon "Sono Saki to" | r72812 | 2026-06-08 |
| Origoshino, | r31001 | 2026-06-11 |
| Orihime ~Gokujou no Mirai wa Ore no Mono~ Download Edition | r75226 | 2026-06-04 |
| Orikyara Daishuugou! Schokolade Gakuen | r105828 | 2026-06-06 |
| Orion Demo | r36704 | 2026-04-21 |
| Orion Heart | r21629 | 2026-04-21 |
| Orion Heart ~Injoku no Suku Mizu Sailor Senshi~ Download Edition | r13301 | 2026-06-04 |
| Orion Heart ~Injoku no Suku Mizu Sailor Senshi~ Package Edition | r13300 | 2026-06-03 |
| Orion Heart～Shoujin Lingru de Yongzhuang Zhanshi～ | r60554 | 2026-06-06 |
| Orion the Oracle | r147621 | 2026-06-03 |
| Orion v1.0 | r91422 | 2026-04-21 |
| Orion: A Sci-Fi Visual Novel | r36705 | 2026-06-02 |
| Orion: A Sci-Fi Visual Novel Demo | r45990 | 2026-04-21 |
| Oriunten wo Gekitai Suru Tatta Hitotsu no Houhou | r149166 | 2026-06-03 |
| Ormanin Derinliklerinde | r91403 | 2026-05-23 |
| Ornithogalum no Hakoniwa - Trial Edition | r107327 | 2026-06-03 |
| Orphan and the Lost Mother - Demo | r88889 | 2026-04-21 |