| Otoroe Shirazu no Inran Baa-chan! ~Mago no Nikubou mo Itadakimasu♪~ DVDPG | r151810 | 2026-05-24 |
| Otoroe Shirazu no Inran Baa-chan! ~Mago no Nikubou mo Itadakimasu♪~ Download Edition | r96373 | 2026-05-21 |
| Otoroe Shirazu no Inran Baa-chan! ~Mago no Nikubou mo Itadakimasu♪~ Package Edition | r97092 | 2026-06-04 |
| Otosareta Gishi ~ Akogareteita Gishi ga Classmate no Te de Kairaku Choukyou Saserareteiku - Download Edition | r106631 | 2026-06-03 |
| Otosareta Gishi ~ Akogareteita Gishi ga Classmate no Te de Kairaku Choukyou Saserareteiku - Package Edition | r103640 | 2026-05-29 |
| 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...~ Download Edition | r59812 | 2026-05-24 |
| Otosarezuma Honami ~Aishiteiru no wa Otto dake no Hazu na no ni...~ Package Edition | r59163 | 2026-05-20 |
| Otosarezuma Honami ~Aishiteiru no wa Otto dake no Hazu na no ni...~ Trial Edition | r61490 | 2026-05-23 |
| Otose ~Toraware no Eien~ Download Edition | r110262 | 2026-06-04 |
| Otose! Hitozuma Megami-sama - Package Edition | r9104 | 2026-05-24 |
| Otose... Iyagaru Ano Ko o Biyaku de Otose! - DVDPG | r4740 | 2026-05-19 |
| Otose... Iyagaru Ano Ko o Biyaku de Otose! - Download Edition | r4739 | 2026-05-19 |
| Otoshiana ~Mugen Loop~ | r100874 | 2026-06-03 |
| Otoshima ~Shojo Kouryaku Hen~ Download Edition | r72798 | 2026-06-07 |
| Otoshimono | r115515 | 2026-05-06 |
| Otoshina - Part 1 | r144824 | 2026-04-21 |
| Otoshina - Part 1: Expanded | r144793 | 2026-05-31 |
| Otoshite Haramase! Misshitsu Kankin! Mahou Shoujo Arisarisa | r26262 | 2026-05-25 |
| Otoshiya Kirin | r102121 | 2026-05-18 |
| Ototama ~Boku-tachi Girls Band Desu~ | r23518 | 2026-05-19 |
| Ototama ~Boku-tachi Girls Band Desu~ | r149901 | 2026-04-21 |
| Ototama ~Boku-tachi Girls Band Desu~ Download Edition | r30661 | 2026-05-22 |
| Ototama ~Boku-tachi Girls Band Desu~ Trial Edition | r30662 | 2026-05-22 |
| Ototomo Connect | r103144 | 2026-06-05 |
| Otou-sama ni Naisho de Genkai made Hirogechaimashita ~ Koukakurou Sankai | r152016 | 2026-05-18 |
| Otou-sama ni Naisho de Genkai made Hirogechaimashita ~ Koukakurou Sankai | r16494 | 2026-05-16 |
| Otou-san no Semen de Ninshin Sasete! - DVDPG | r153274 | 2026-05-25 |
| Otou-san to Watashi - Android Edition | r151592 | 2026-05-16 |
| Otouto Freaks | r18598 | 2026-05-25 |
| Otouto Scramble | r46365 | 2026-05-22 |
| 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~ Download Edition | r25629 | 2026-05-17 |
| Otouto Shibori ~Ane-tachi no Sei Kyouiku~ Package Edition | r25628 | 2026-06-03 |
| Otouto to, Natsumatsuri nite. | r64024 | 2026-05-16 |
| Otouto wa Shota Bitch ~Takumi no Baai~ | r39434 | 2026-05-26 |
| Otouto-kun Chou Suki 99 Jikan Amaenasai! - Package Edition | r87726 | 2026-06-09 |
| Otouto: Nichijoukei | r39042 | 2026-05-26 |
| Otoutodeshi ga O**ho Yousei ni Natte Shimatta... | r76457 | 2026-06-05 |
| Oto☆Puri Miwa Kohaku Hen | r30601 | 2026-06-05 |
| Oto☆Puri ~Koiseyo! Otome Ouji-sama♪ Dokidoki Wedding Bell~ Trial Edition | r14268 | 2026-05-22 |
| Otpusti Situaciju | r121653 | 2026-06-07 |
| Otpusti Situaciju | r134657 | 2026-06-07 |
| Otpusti i zabud' | r114676 | 2026-05-27 |
| Otrazhenie | r94387 | 2026-05-19 |
| Otrjad Geroja Dolzhen Past' v0.6.0 | r120994 | 2026-05-07 |
| Otrjad Srerv v0.4.7 | r106763 | 2026-05-24 |
| Otrjad zla | r13519 | 2026-06-08 |