| Otomeru | r58703 | 2026-04-21 |
| Otometeki Koi Kakumei★Love Revo!! 100kg Kara Hajimaru → Koi Monogatari - Regular Edition | r22717 | 2026-05-12 |
| Otomimi ∞ Infinity | r146471 | 2026-04-21 |
| Otomimi ∞ Infinity - Download Edition | r70569 | 2026-05-16 |
| Otomimi ∞ Infinity - Trial Edition | r15476 | 2026-05-07 |
| Otona no Hoikuen ~"Oyaji-tachi Niku Benki ni Sareta Hobo-san~ DVDPG | r153276 | 2026-05-15 |
| Otona no Kamishibaiya-san Vol2 JK Wakarase Hen | r94876 | 2026-05-10 |
| Otonari Koi Sensou! - Package Edition | r27574 | 2026-05-07 |
| Otonari no Kokujin Otto ni Dakarete Modaeru Saiai no Tsuma. Sono Hikikae ni Ajiwau Kokujinzuma no Hada. ~Rebirth~ | r146348 | 2026-05-11 |
| Otonari no Kokujin Otto ni Dakarete Nakimodaeru Saiai no Tsuma. Sono Hikikae ni Ajiwau Kokujin Tsuma no Hada. - DVD Edition | r153679 | 2026-05-12 |
| Otonari-san Oyako to Ama Ama Harem Life ~Makabe-san Chi to In'etsu Paradise~ | r153469 | 2026-05-10 |
| Otonari-san Oyako to Ama Ama Harem Life ~Makabe-san Chi to In'etsu Paradise~ Deluxe PK Edition | r153470 | 2026-05-10 |
| Otonashi | r116569 | 2026-05-07 |
| Otonashi - Trial Edition | r116567 | 2026-05-07 |
| Otonashi - Trial Edition | r116568 | 2026-05-05 |
| Otosareta Hitozuma Mei - Haitoku no Kairaku ni Honrousare, Saiaizuma wa Midara ni Iki Kuruu - Package Edition | r88476 | 2026-05-14 |
| Otosarezuma Honami ~Aishiteiru no wa Otto dake no Hazu na no ni...~ Package Edition | r59163 | 2026-05-11 |
| Otose! Hitozuma Megami-sama - Package Edition | r9104 | 2026-05-16 |
| Otose... Iyagaru Ano Ko o Biyaku de Otose! - DVDPG | r4740 | 2026-05-06 |
| Otoshimono | r115515 | 2026-05-06 |
| Otoshina - Part 1 | r144824 | 2026-04-21 |
| Otoshina - Part 1: Expanded | r144793 | 2026-04-21 |
| Ototama ~Boku-tachi Girls Band Desu~ | r23518 | 2026-05-05 |
| Ototama ~Boku-tachi Girls Band Desu~ | r149901 | 2026-04-21 |
| Otou-sama ni Naisho de Genkai made Hirogechaimashita ~ Koukakurou Sankai | r16494 | 2026-05-16 |
| Otou-san no Semen de Ninshin Sasete! - DVDPG | r153274 | 2026-05-15 |
| Otou-san to Watashi - Android Edition | r151592 | 2026-05-16 |
| Otouto Scramble | r50878 | 2026-04-21 |
| Otouto Scramble | r46366 | 2026-04-21 |
| Otouto Scramble - Remake | r79880 | 2026-04-21 |
| Otouto Shibori ~Ane-tachi no Sei Kyouiku~ Package Edition | r25628 | 2026-05-15 |
| Otouto to, Natsumatsuri nite. | r64024 | 2026-05-16 |
| Otouto: Nichijoukei | r39042 | 2026-05-07 |
| Oto☆Puri Miwa Kohaku Hen | r30601 | 2026-05-07 |
| Otrjad Geroja Dolzhen Past' v0.6.0 | r120994 | 2026-05-07 |
| Otter Of My Life - Demo | r58923 | 2026-05-13 |
| Otter Tale - Build 7 | r133950 | 2026-05-15 |
| Otter Tale - Build 9 | r110314 | 2026-05-05 |
| Otter of My Life | r66740 | 2026-04-21 |
| Otto ga mi Terukara mou Yamete… Shainryokou de Douryou tachi Nimo te Asobareru Kyonyu Hitozuma - DVDPG | r151970 | 2026-05-11 |
| Otto no Inu Ma ni... ~Watashi Odosarete, Anata ni Ienai Koto Shimashita~ | r116174 | 2026-05-13 |
| Otto no Inu Ma ni... ~Watashi Odosarete, Anata ni Ienai Koto Shimashita~ Trial Edition | r53773 | 2026-05-09 |
| Otto no Tonari de Yobai Sareru Hounyuu Nikubenki Tsuma Yuuki Chigusa | r15923 | 2026-05-15 |
| Otto o Aisuru Bakunyuu Hitozuma-tachi ga Toshishita no Saru Seiyoku ni Jurin sarete Tsugou no ii Harami Omocha ni Ochiru Made | r91467 | 2026-04-21 |
| Ottoman Dreams: Rise of Süleiman | r129450 | 2026-04-21 |
| Ou-sama Juuzoku Mail Iinari no Gakuen | r20276 | 2026-05-10 |
| Ou-sama Juuzoku Mail Ou-sama Game 1-kai-me shi to Kan'nou no Kanshoku - DVDPG | r75489 | 2026-05-16 |
| Ou-sama no Chou - Package Edition | r28583 | 2026-05-16 |
| Ou-sama no Shokuzai - Package Edition | r40175 | 2026-05-12 |
| Ouchi de Kurasou! - Trial Edition | r34086 | 2026-05-16 |