Region | Title | System | Version | Edition | Languages | Serial | Status |
| U-SA 右左 | PSX | | Original | | SLPS 02693 | |
| Uchuu Senkan Yamato 宇宙戦艦ヤマト | PCE | | Original | | HMCD 2004 | |
| Ugetsu Kitan 雨月奇譚 | PSX | | Original, Best Price 2500 | | SLPS 00391 … | |
| Universal Combat | PC | | Original | | PCO404CD | |
| The Unsolved: Hyper Science Adventure (Disc 1) ジ アンソルブド | PSX | | Original | | SLPS 00846 | |
| The Unsolved: Hyper Science Adventure (Disc 2) ジ アンソルブド | PSX | | Original | | SLPS 00847 | |
| The Unsolved: Hyper Science Adventure (Disc 3) ジ アンソルブド | PSX | | Original | | SLPS 00848 | |
| Urban Assault マイクロソフト アーバン アサルト | PC | | Original | | MMI-0056 | |
| Urusei Yatsura: Dear My Friends うる星やつら ~ディア・マイ・フレンズ~ | MCD | | Original | | T-45064 | |
| Urusei Yatsura: Stay with You うる星やつら -STAY WITH YOU- | PCE | | Original, Urusei Yatsura - Stay with You & Hudson CD-ROM² Ongaku Zenshuu | | HCD0011, HCD0012 | |
| Usotsuki to Inugami-tsuki ウソツキと犬神憑き | PC | | Original | | KGD-09050 / KGD-093240 | |
| Ultimate Ride | PC | 1.0 | Original | | DAE08403712D, UK ULT SG 07 | |
| Unlimited Saga アンミリテッド:サガ | PS2 | 1.03 | Original | | SLAJ 25003 … | |
| Umineko no Naku Koro ni: Dai 2 Wa うみねこのなく頃に 第二話 | PC | 2007/1231 ver. | Original | | | |
| Umineko no Naku Koro ni: Dai 3 Wa うみねこのなく頃に 第三話 | PC | 20080816 ver. | Original | | | |
| Unreal Tournament 2003 (Disc 1) | PC | 2107 | Original | | 1004250, Part# 23956CD1 | |
| Unreal Tournament 2003 (Disc 2) | PC | 2107 | Original | | 1007457, Part# 23956CD2 | |
| Unreal Tournament 2003 (Disc 3) | PC | 2107 | Original | | 1007459, Part# 23956CD3 | |
| Unreal Tournament 2004 (Play Disc) | PC | 3186 | Original | | Part # 25012CD6 | |
| Unreal Tournament 2004 (Disc 1) (Install Disc) | PC | 3186 | Original | | 1012407, Part # 25012CD1 | |
| Unreal Tournament 2004 (Disc 4) | PC | 3186 | Original | | 1013410, Part # 25012CD4 | |
| Unreal Tournament 2004 (Disc 5) | PC | 3186 | Original, Rerelease | | 1013411, Part # 25012CD5 | |
| Unreal Tournament 2004 (Disc 2) 언리얼 토너먼트 2004 | PC | 3186 | Original | | 1013408, Part # 25012CD2 | |
| Unreal Tournament 2004 (Disc 3) 언리얼 토너먼트 2004 | PC | 3186 | Original | | 1013409, Part # 25012CD3 | |