| Ultimate☆Boob Wars!! ~Big Breasts vs Flat Chests~ Android Edition | r60342 | 2026-05-11 |
| Ultimate☆Boob Wars!! ~Big Breasts vs Flat Chests~ Download Edition | r28353 | 2026-05-11 |
| Ultimate☆Boob Wars!! ~Big Breasts vs Flat Chests~ Package Edition | r36544 | 2026-05-11 |
| Ultra Danganronpa, Despair Falls [Prologue] | r149342 | 2026-05-13 |
| UltraDate with V1 | r137159 | 2026-05-10 |
| Ultramarine | r89007 | 2026-04-21 |
| Ultraviolet | r113627 | 2026-04-21 |
| Ulvetime - Prologue | r124075 | 2026-05-06 |
| Ulybka Chjornoj Koshki | r26735 | 2026-05-16 |
| Um Conto de Bigodes Sujos | r139940 | 2026-05-11 |
| Um Conto de Bigodes Sujos - Demo | r139939 | 2026-05-11 |
| Um Jammer Lammy - We Should Jam Together! | r125329 | 2026-04-21 |
| Um Singular Retrato | r145431 | 2026-05-06 |
| Uma no Prince-sama | r95452 | 2026-05-14 |
| Umagoya Princess - Package Edition | r22469 | 2026-05-10 |
| Umbra Mortis | r63138 | 2026-05-07 |
| Umbra Mortis | r63229 | 2026-05-06 |
| Umbral Crown: Mark | r145645 | 2026-05-10 |
| Umbral Crown: Mark | r145646 | 2026-04-21 |
| Umeda Sky | r16308 | 2026-04-21 |
| Umerareta Futari no Ningyou | r145765 | 2026-05-16 |
| Umi no Kanata ni Aru Sekai -The Future Beyond the Sea- Download Edition | r22606 | 2026-05-06 |
| Umi no Megami Sora no Megami | r12169 | 2026-05-07 |
| Umi to Yuki no Cyan Blue | r142701 | 2026-04-21 |
| Umi to Yuki no Cyan Blue | r80129 | 2026-04-21 |
| Umi to Yuki no Cyan Blue - First Press Edition | r75919 | 2026-05-15 |
| Umi to Yuki no Cyan Blue - Trial Edition | r78711 | 2026-05-17 |
| Umibe no Yuki | r84875 | 2026-05-06 |
| Umichan Sentoryu | r125630 | 2026-04-21 |
| Umiiro Kyoushikyoku -Umiiro Rhapsody- | r88948 | 2026-05-14 |
| Umiiro Sayokyoku -Umiiro Serenade- | r132757 | 2026-05-07 |
| Umineko Kareru | r117104 | 2026-05-16 |
| Umineko No Naku Koro Ni - Nocturno de la Verdad y las Ilusiones - | r126818 | 2026-05-12 |
| Umineko No Naku Koro Ni - Rondó de la Bruja y el Razonamiento - | r126817 | 2026-05-14 |
| Umineko Redacted: Some Kind of Sunny Little Dream | r74674 | 2026-04-21 |
| Umineko Saku + Higurashi Hou + origin Naku Koro ni - Special Set | r117325 | 2026-05-08 |
| Umineko When They Cry: The Symphony of Catbox and Dreams | r80848 | 2026-04-21 |
| Umineko When They Cry: The Symphony of Catbox and Dreams | r85928 | 2026-04-21 |
| Umineko no Naku Koro ni | r6985 | 2026-05-14 |
| Umineko no Naku Koro ni | r16435 | 2026-05-08 |
| Umineko no Naku Koro ni | r102607 | 2026-05-08 |
| Umineko no Naku Koro ni | r41342 | 2026-05-08 |
| Umineko no Naku Koro ni | r538 | 2026-04-21 |
| Umineko no Naku Koro ni | r79768 | 2026-04-21 |
| Umineko no Naku Koro ni (Answer Arcs) - PS3 Voice and graphics patch | r75517 | 2026-05-08 |
| Umineko no Naku Koro ni (Question Arcs) - PS3 Voice and graphics patch | r75516 | 2026-05-08 |
| Umineko no Naku Koro ni - Ars Magica Porting on Umineko Project | r133027 | 2026-04-21 |
| Umineko no Naku Koro ni - Download Edition | r41280 | 2026-05-08 |
| Umineko no Naku Koro ni - Download Edition | r10378 | 2026-05-08 |
| Umineko no Naku Koro ni - Episode 1 - Legend of the Golden Witch - Trial Edition | r30555 | 2026-05-15 |