| Region | Title | System | Version | Edition | Languages | Serial | Status |
|---|
 | Pain | PS3 | 01.00 | Preview | | NPXX 00216 |  |
 | Paidiko Lexiko: Ellinikis Noimatikis Glossas
Παιδικό Λεξικό: Ελληνικής Νοηματικής Γλώσσας | PC | | Original |  | | |
 | Paddock Note III
パドックノートⅢ | PC | 3.0 | Original |  | CXPN-96004 | |
 | PacMax Classics | PC | | Original |    | | |
 | PacMax 3 | PC | | Purple Hills | | | |
| Pacmax & Breakout | PC | | Purple Hills | | | |
| Pachio-kun FX: Maboroshi no Shima Daisakusen
パチ夫君ＦＸ ～幻の島大決戦～ | PC-FX | | Original | | FXNHE508 | |
| Pachinko & Pachi-Slot: Parlor! Pro Extra: CR Inakappe Taishou A & Pachi-Slot Lupin Sansei
パチンコ＆パチスロ パーラー！プロ ＥＸ ＣＲ・いなかっぺ大将Ａ＆パチスロ・ルパン三世 | PSX | | Original | | SLPS 02860 | |
| Pachi-Slot Teiou: Yamasa Remix
パチスロ帝王 ～山佐Ｒｅｍｉｘ～ | PSX | | Original | | SLPS 02905 | |
| Pachi-Slot Teiou: Maker Suishou Manual Vol. 4: Exhaust, Ooedo Sakura Fubuki 2
パチスロ帝王 メーカー推奨マニュアル④ ～エキゾースト・大江戸桜吹雪２～ | PSX | | Original | | SLPS 03217 | |
| Pachi-Slot Teiou 4: Oicho Kaba X, Magical Pops, LequiO-30
パチスロ帝王４ ～おいちょカバＸ・マジカルポップス・レキオ－３０～ | PSX | | Best of the Best | | SLPS 02888 | |
| Pachi-Slot Teiou 4: Oicho Kaba X, Magical Pops, LequiO-30
パチスロ帝王４ ～おいちょカバＸ・マジカルポップス・レキオ－３０～ | PSX | | Original | | SLPS 02564 | |
| Pachi-Slot Teiou 3: Sea Master X, Epsilon R, Wai Wai Pulsar 2
パチスロ帝王３ ～シーマスターＸ・イプシロンＲ・ワイワイパルサー２～ | PSX | | Original | | SLPS 02413 | ![2 and more dumps from original media [!]](/images/status/green.png "2 and more dumps from original media [!]") |
| Pachi-Slot Teiou 2: Kagetsu, Two Pair, Beaver X
パチスロ帝王２ ～花月・ツーペア・ビーバーＸ～ | PSX | | Original | | SLPS 02217 | |
| Pachi-Slot Club Collection: I'm Juggler EX: Juggler Selection
パチスロ倶楽部コレクション アイムジャグラーＥＸ ～ジャグラーセレクション～ | PS2 | 1.03 | Original | | SLPS 20490 | |
| Pac-Man World 3 | PC | 1.0 | Original |   | NOX07705021D/ENG | |
| P-Slider | PC | 6.20.1.0 | Original |     | dex007 | |
| Oxyd Magnum! Gold Edition | PC | | Game-Pack 3 | | 80227 | |
 | Oxide
Oxyde | PC | | Dynamite | | DE-006 | |
| The Oxfordshire Golf Club | PC | | Original | | EAE05101006D | |
 | Oxford Handbook of Clinical Medicine for PDAs: Seventh Edition | PALM | 10.0.05/2007.9.7 | | | | |
 | Overlord | PC | 1.2 | Original |  | MOVL1CDPL00 (DVD), POVL1CDPL03 (Box) | |
| OverBlood 2
オーバーブラッド２ | PSX | | Special Movie-ban | | PAPX 90046 … | |
| Over Drivin' DX: Rally Edition
オーバードライビンＤＸ ラリーエディション | PSX | | Hibaihin | | SLPM 80032 | |
| Over Drivin' DX
オーバードライビンＤＸ | PSX | | Original | | SLPS 00327 | |
 | Over 200 Programs for Windows
STG Computers LTD Windows Extra CD-ROM | PC | | Original | | | |
 | Over 10 Tetrix Games | PC | | Original | | | |
 | Outwars (Disc 2) | PC | 1.0 | Original | | 0298 Part No. X03-57509 | |
| Outwars (Disc 1) | PC | 1.0 | Original | | 0298 Part No. X03-63527 | |
| Outwars (Disc 2) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14040 DE | |
| Outwars (Disc 1) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14039 DE | |
| Outwars (Disc 2) | PC | 1.0 | Original | | 0298 Part No. X03-57509 | |
| Outwars (Disc 1) | PC | 1.0 | Original | | 0298 Part No. X03-63527 | |
| OutRun 2 | CHIHIRO | 2.000 | Original | | GDX-0004A | |
| Outlaw Volleyball Remixed | PS2 | 1.02 | Original | | SLUS 21049 | |
 | Outlaw Volleyball Remixed | PS2 | 1.01 | Original | | SLES-53138 … | |
| Outlaw Golf: 9 More Holes of X-Mas | XBOX | | Original | | SS-006 | |
| Outlaw Golf: 9 Holes of X-Mas | XBOX | | Original | | VU-027 | |
| Outdoor Action Double Pack
Outdoor Action Double Pack: Remington Great American Bird Hunt and Shimano Xtreme Fishing | WII | | Original | | RVL-SFHE-USA-B0 | |
| Ougon Musou Kyoku X
黄金夢想曲X | XBOX360 | | Original | | AJ-2003 | |
| Otostaz
オトスタツ | PS2 | 1.00 | Tentou-you Taikenban | | PCPX 96325 | |
| Otostaz
オトスタツ | PS2 | 1.00 | Taikenban | | PAPX 90228 | |
| Otostaz
オトスタツ | PS2 | 1.00 | Taikenban | | PAPX 90226 | |
| Otomedius Excellent!
オトメディウスＸ（エクセレント！） | XBOX360 | | Original | | KN-2074 | |
 | Otomedius Excellent | XBOX360 | | Original | | KN-2106 | |
 | Otchayannye domoxozyajki (Disc 3) (Igrovoj disk)
Отчаянные домохозяйки | PC | | Original |  | | |
| Otchayannye domoxozyajki (Disc 2) (Ustanovochnyj disk)
Отчаянные домохозяйки | PC | | Original | | | |
| Otchayannye domoxozyajki (Disc 1) (Ustanovochnyj disk)
Отчаянные домохозяйки | PC | | Original | | | |
| Osterspiele-Box
Oster Spielebox | PC | | Original | | | |
| Original Xbox Game Support: December 2005 (1.2)
Prise en charge des jeux Xbox d'origine: Décembre 2005 (1.2) | XBOX360 | | Original | | XF-2001 | |
| Original Xbox Game Support: August 2006 (1.5) | XBOX360 | | | | XF-2001 | |
| Ore no Shikabane o Koete Yuke
俺の屍を越えてゆけ | PSX | | Tentou-you Movie Disc | | PCPX 96160 | |
| Ore no Ryouri
俺の料理 | PSX | | Taikenban | | PAPX 90084 | |
| Ore no Ryouri
俺の料理 | PSX | | Taikenban, Muryou Rental Taikenban | | PAPX 90089 … | |
| Ore no Imouto Maker EX: Imouto to Koishiyo Portable
俺の妹めいかあＥＸ いもうとと恋しよっ ぽ～たぶる | PSP | 1.01 | Limited Edition | | ULJS 00357 | |
| Order Up! | WII | | Original | | RVL-ROXP-UKV | |
| Order Up! | WII | Rev 1 | Original | | RVL-ROXE-USA | |
| Order Up! | WII | | Original | | RVL-ROXE-USA | |
| Order Up! | WII | | Original | | RVL-ROXX-EUR | |
| The Orange Box (Disc 2) | PC | | Original, EA Classics |     | VAE07705811D2/ENG, VAE07707118D2/ENG, VAX07705811D2, VAX07705811D2/AUS | |
| The Orange Box
오렌지 박스 | XBOX360 | | Original | | EA-2063 | |
 | The Orange Box (Disc 1) | PC | | Original, EA Classics | | 985207, VAE07705811D, VAE07705811D/ENG, VAE07707118D/ENG, VAX07705811D/AUS | |
 | The Orange Box
오렌지 박스 | PS3 | 01.00 | Original | | BLAS 50034 … | |
| The Orange Box (Disc 2) | PC | | Original | | 985217 | |
 | The Orange Box (Disc 2)
戰慄時空2：二部曲重裝旗艦版 | PC | | Original | | TTE0193 | |
| The Orange Box (Disc 1)
戰慄時空2：二部曲重裝旗艦版 | PC | | Original | | TTE0193 | |
| The Orange Box (Disc 2) | PC | 4295 / 4539 | Rerelease |        | | |
| The Orange Box (Disc 2) | PC | | Original | | | |
| The Orange Box (Disc 2) | PC | | Rerelease | | | |
| The Orange Box (Disc 1) | PC | 4295 / 4539 | Rerelease | | | |
| The Orange Box (Disc 1) | PC | | Original | | | |
| The Orange Box (Disc 1) | PC | | Rerelease | | | |
| The Orange Box | XBOX360 | | Original | | EA-2063 | |
 | The Orange Box (Disc 2) | PC | | Original | | VAI07705811D2 | |
| The Orange Box (Disc 1) | PC | | Original | | VAI07705811D | |
| The Orange Box (Disc 2) | PC | | Original, EA Value Games | | VAD07705811D2 | |
| The Orange Box (Disc 1) | PC | | Original, EA Value Games | | VAD07705811D | |
| The Orange Box | PS3 | 01.00 | Original | | BLES-00171 | |
| The Orange Box | XBOX360 | | Original | | EA-2063 | |
 | The Orange Box | PS3 | 01.00 | Original | | BLES-00172 | |
| The Orange Box (Disc 1) | PC | | Original | | VAX07705811D | |
| The Orange Box | PS3 | 01.00 | Original | | BLES-00153 | |
| The Operative: No One Lives Forever (Disc 1) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ1, FXX08903223D1 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | FXX08903223D2 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | FXX08903223D2 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0 | Original | | FXX08903223D1 | |
| Operation Neptune + Reader Rabbit 2 Deluxe! + Ultimate Writing & Creativity Center
The Learning Company 3-in-1 | PC | | | | | |
| Operaciya "X" ili novye piklyucheniya Shuricha (Disc 1)
Операция "Х" или новые приключения Шурича | PC | | 1C: Kollekciya igrushek | | | |
| Open Universiteit: Practicum Toxicologische Histopathologie
Open University: Practical Toxicological Histopathology | CDI | | Original | | 4589 | |
| Open Season | GC | | Original | | DL-DOL-GOSX-EUU | |
| De Ontdekker en het Mysterie van de Diamanten Scarabee
The Explorer and the Mystery of the Diamond Scarab | WII | | Original | | RVL-SODP-EUR-B0 | |
| Online Start-Up Disc v3.5: Broadband Only | PS2 | 1.00 | Original | | PBPX 95247 | |
| Online Start-Up Disc v3.5: Broadband Only | PS2 | 1.00 | Original | | PBPX-95246 | |
| Online Start-Up Disc v3.0 | PS2 | 1.02 | Original | | PBPX - 952 … | |
| Online Start-Up Disc v3.0 | PS2 | 1.01 | | | PBPX-95242 | |
 | Online Start-Up Disc v1.0
Disco de Inicio en Línea v1.0 | PS2 | 1.00 | Original | | PBPX 95250 … | |
| Online Start-Up Disc 4.0: Broadband Only | PS2 | 1.02 | Bundled with PS2 | | PBPX 95248 … | |
| Online Start-Up Disc 4.0: Broadband Only | PS2 | 1.01 | Bundled with PS2 | | PBPX 95248 | |
| Oni / 4x4 Evo
Oni / 4x4 Evolution | PC | | Demo | | 12DC1-09GM03-11 | |
| Oneechanbara VorteX: Imichi o Tsugu Monotachi
お姉チャンバラ vorteX ～忌血を継ぐ者たち～ | XBOX360 | | Original | | DP-2002 | |
