Region | Title | System | Version | Edition | Languages | Serial | Status |
| Oni Они | PC | 1.0 | | | | |
| OnlineGamez | PC | | | | | |
| Oozora ni Kodawarou! Minna no Kuukou 2 大空にこだわろう! みんなの空港2 | PC | | | | | |
| The Oregon Trail | PC | 1.21 | | | | |
| Osada Avalona (Disc 1) Осада Авалона | PC | | | | | |
| Osada Avalona (Disc 2) Осада Авалона | PC | | | | | |
| Oscar der Ballonfahrer und die Geheimnisse des Waldes | PC | | | | | |
| Operaciya Silent Storm (Disc 1) Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | | |
| Operaciya Silent Storm (Disc 2) Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | | |
| Ot zakata do rassveta От заката до рассвета | PC | | 1C: Igroteka | | | |
| On-Robot Он-Робот | PC | 1.14SB | 1C: Igrushki | | | |
| Otverzhennye: Tajna temnoj rasy (Disc 1) Отверженные: Тайна темной расы | PC | | 1C: Igrushki | | SNOW OT21 0110 IR | |
| Otverzhennye: Tajna temnoj rasy (Disc 2) Отверженные: Тайна темной расы | PC | | 1C: Igrushki | | SNOW OT21 0110 IR | |
| O.R.B.: Orbital'nye Resursnye Bazy О.Р.Б.: Орбитальные Ресурсные Базы | PC | 1.03 | 1C: Kollekciya igrushek | | | |
| Operaciya "X" ili novye piklyucheniya Shuricha (Disc 1) Операция "Х" или новые приключения Шурича | PC | | 1C: Kollekciya igrushek | | | |
| Operaciya Silent Storm: Chasovye (Disc 1) Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | | |
| Operaciya Silent Storm: Chasovye (Disc 2) Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | | |
| Omoi no Kakera: Close to 想いのかけら ‐Close to‐ | PS2 | 1.02 | 2800 Collection | | SLPM 66385 | |
| Out of This World | 3DO | RE | 3DO Maniac Pack | | | |
| The Oregon Trail | WII | | 40th Anniversary Edition | | RVL-SORE-USA-B0 | |
| Orion Burger | PC | | Abenteuer Doppelpack: Premier Collection | | MOBRLPGE72 | |
| Orbatak | 3DO | | Arcade CD-ROM | | | |
| Obscure ObsCure | PC | | Best of Atari | | | |
| Die Original Moorhuhn Jagd | PC | | Best of Moorhuhn | | | |
| Oddworld: Abe's Exoddus (Installatie Disk) | PC | 2.0 | Budget | | MMICDR 5280 | |
| Oddworld: Abe's Exoddus (Play Disc) | PC | 2.0 | Budget, Covermount | | MMICDR 5280 | |
| The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2a | Bundle Version Compaq Presario OEM | | | |
| Outlaws (Disc 1) | PC | 1.0 Build 3 | Bundle Version Diamond OEM | | 644430 | |
| Outlaws (Disc 2) | PC | 1.0 Build 3 | Bundle Version Diamond OEM | | 644431 | |
| 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) (In the Lounge with No One Lives Forever) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ2 | |
| Ocha no Ma Battle お茶の間バトル | PSX | | Bundled with Controller | | SLPM 86681 | |
| Odama 大玉 | GC | Rev 1 | Bundled with Microphone | | DL-DOL-GOOJ-JPN | |
| Olympic Soccer | PC | | CD-ROM Classic Collection 2 | | | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Channelware | | 04-15303 | |
| Outburst | PC | | Classic Value Series | | Product# 99043 | |
| Outlaws (Disc 1) | PC | 2.0 | Collection LucasArts | | | |
| Outlaws (Disc 2) | PC | 2.0 | Collection LucasArts | | | |
| Outlaws (Disco 1) | PC | 2.0 | Collezione CD-Rom by C.T.O. | | LUC628 | |
| Outlaws (Disco 2) | PC | 2.0 | Collezione CD-Rom by C.T.O. | | LUC628 | |
| O.R.B: Off-World Resource Base | PC | | Covermount | | | |
| Obscure ObsCure | PC | 1.1 | Covermount | | | |
| Obscure II ObsCure II | PC | 1.0 | Covermount | | | |
| Oddworld: Abe's Exoddus (Disc 1) | PC | 1.0 | Covermount | | | |
| Oddworld: Abe's Exoddus (Disc 2) | PC | 1.0 | Covermount | | | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Covermount | | IB2G-ODDI5 | |
| Odium ōdi·um | PC | | Covermount | | | |
| Offensive Offensive War: The Ultimate Strategical Combat Game | PC | | Covermount | | | |
| Ognisty Podmuch: Fire Captain (Disc 1) (Dysk Instalacyjny) | PC | | Covermount | | | |
| Ognisty Podmuch: Fire Captain (Disc 2) (Dysk z Grą) | PC | | Covermount | | | |
| Oil Tycoon 2 | PC | | Covermount | | | |
| Omerta: City of Gangsters | PC | | Covermount | | G1DVD0215 | |
| Oni | PC | 1.0 | Covermount | | | |
| Oni | PC | 1.0 | Covermount | | | |
| Opowieści z Narnii: Książe Kaspian | PC | | Covermount | | | |
| Original War (Disc 1) | PC | 1.02 | Covermount | | | |
| Original War (Disc 2) | PC | 1.02 | Covermount | | | |
| Oro e Gloria: La Strada per El Dorado | PC | | Covermount | | | |
| Oro Negro: Juego de Guerra y Estrategia | PC | | Covermount | | | |
| Outcast (Disc 1) | PC | | Covermount | | | |
| Outcast (Disc 2) | PC | | Covermount | | | |
| Outpost 2: Destini Sospesi | PC | 1.0 | Covermount | | | |
| Overlord BGamer 153 (Side A) | PC | | Covermount | | | |
| One Piece: Unlimited World Red | PS3 | 01.00 | Day One Edition | | BLUS-31427 … | |
| Outward | PC | | Day One Edition | | 1024669LAINT, 103699 | |
| O.D.T. | PC | | Dice | | DCG 005509 | |
| Overboard! | PC | | Dice | | DCG 005752, DMM 005776 | |
| Overboard! | PC | | Dice | | DCG 005752, DMM 005776 | |
| Operator's Side オペレーターズ・サイド | PS2 | 1.02 | Doukonban, Doukonban: PlayStation 2 the Best | | SCPS 15038 … | |
| The Oregon Trail 3rd Edition: Pioneer Adventures | PC | 1.0 | DVD-ROM | | ORG811AE-DVD | |
| Oxide Oxyde | PC | | Dynamite | | DE-006 | |
| Oil Tycoon 2 Oil Tycoon 2: Il Ritorno di una Leggenda | PC | | EXA Games | | EXAG020 | |
| OutRun 2006: Coast 2 Coast | PC | | eXtra Klasyka XK HIT | | TS OCC PL | |
| Onmyou Taisenki: Byakko Enbu 陰陽大戦記 白虎演舞 | PS2 | 1.01 | EyeToy Camera Doukonban | | SLPS 20416 | |
| OIO: The Game: Enlarged | PC | | F*ckn' Best of Independent Games: Collection Vol. 1 | | | |
| Obrońca | PC | | FajnaGra.pl | | | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition | | S0025036 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.004 | Game of the Year Edition | | S0025037 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition | | | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition (BestSeller Series) | | S0026178 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition (BestSeller Series) | | JCPL11, S0026695 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0.0.4 | Game of the Year Edition (Covermount) | | | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition (Xplosiv) | | EI-1685-1 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.004 | Game of the Year Edition (Xplosiv) | | EI-1685-2 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.004 | Game of the Year Edition, Game of the Year Edition (BestSeller Series), Game of the Year Edition (Covermount) | | JCPL11, S0026179, S0026696 | |
| Overwatch | PC | | Game of the Year Edition, Legendary Edition | | 73052010US, S7302210 | |
| Oxyd Magnum! Gold Edition | PC | | Game-Pack 3 | | 80227 | |
| OutRun 2006: Coast 2 Coast | PC | | Gamer's Choice | | THQ70690 | |
| Operation | PC | | General Mills | | | |
| Operation | PC | | General Mills | | AM801R5 | |
| Operation | PC | | General Mills | | AM0703R71 | |
| O.G.A Onigokko Royal: Hunter wa Field de Koi o Suru O*G*A 鬼ごっこロワイアル ハンターは孤島(フィールド)で恋をする | PSP | 1.01 | Genteiban | | ULJM 06298 | |
| Ougon Kishi Garo 黄金騎士 牙狼 | PS2 | 1.01 | Genteiban | | SLPS 20462 | |
| Ouran Koukou Host Club 桜蘭高校ホスト部 | PS2 | 1.01 | Genteiban | | SLPM 66737 | |
| Orion Burger | PC | | Gold Games 2 (CD 11) | | SPI 046 | |
| Oscar | PC | | Golden Zone | | | |
| Oddworld: Abe's Oddysee | PSX | Rev 2 | Greatest Hits | | SLUS-00190 | |
| OutRun 2006: Coast 2 Coast | PC | | GSP White Label: Reload | | 1673A | |
| One Step Beyond | PC | | Hit Squad: Regenerator | | | |
| One Two Smash: Tanoshii Tennis ワン・ツー スマッシュ たのしいテニス | PSX | | Honkakuha de 1300 | | SLPS 02585 | |
| Open Kart | PC | | I Videogiochi del "Giornalino" | | | |
| Order of War: Osvobozhdenie Order of War: Освобождение | PC | | Igromaniya: Vybor redakcii | | | |
| Order of War: Stolknovenie Order of War: Столкновение | PC | | Igromaniya: Vybor redakcii | | | |
| Owlboy (Game Disc) | PC | 0.0.6152.604 | IndieBox | | | |
| Oscar | PC | | Jackson Libri | | | |
| Otona no Gal-jong: Kimi ni Haneman! おとなのギャル雀 ~きみにハネ満!~ | PS2 | 1.03 | Jaleco the Best | | SLPM 62549 | |
| Operation Flashpoint: Red River | PC | | Kakaku Kaiteihan | | FBG028W000A10 | |
| Off-World Interceptor Extreme オフワールド・インターセプター エクストリーム | SS | 1.000 | Ketteiban | | T-15901G | |
| Obduction | MAC | | Kickstarter | | | |
| Obduction | PC | 1.4.2 | Kickstarter | | | |
| Olympic Soccer | PC | | Kixx | | | |
| Oddworld: Abe's Oddysee: New 'n' Tasty! | PS3 | 01.00 | Limited Edition | | BLUS-31621 | |
| Oha Suta Produce! Gentei Collabo Game Disc!! おはスタプロデュース!限定コラボゲームディスク!! | WII | | Limited Edition | | RVL-DCHJ-JPN | |
| 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 | |
| Ori and the Blind Forest: Definitive Edition | PC | 5.3.2.9582331 | Limited Edition | | | |
| Oddworld: Abe's Origins | PC | | Limited Run Games | | | |
| Outcast (Disc 1) | PC | | Limitierte Sonderausgabe | | OUTCAPC520/A1 | |
| Outcast (Disc 2) | PC | | Limitierte Sonderausgabe | | OUTCAPC520/A2 | |
| Outcast (Disc 3) | PC | | Limitierte Sonderausgabe | | OUTCAPC520/A3 | |
| Otome-teki Koi Kakumei: Love Revo!! 乙女的恋革命★ラブレボ!! | PS2 | 1.03 | Love Revo Box | | SLPM 66237 | |
| Outlaws (Disco 1) | PC | 1.0 | LucasArts Classic | | 41175.101.IT | |
| Outlaws (Disco 2) | PC | 1.0 | LucasArts Classic | | 41175.102.IT | |
| Outlaws (Disc 1) | PC | 2.0 | LucasArts Classics | | 3000009.101.UK | |
| Outlaws (Disc 2) | PC | 2.0 | LucasArts Classics | | 3000009.102.UK | |
| Outlaws (Disc 1) | PC | | M6 Multimedia | | M6IMM6 | |
| Outlaws (Disc 2) | PC | | M6 Multimedia | | M6IMM6 | |
| The Operative: No One Lives Forever (Disc 1) (Game Disc) | MAC | 1.004 | MacPlay | | | |
| The Oni Taiji!!: Mezase! Nidaime Momotarou The鬼退治!! 目指せ!二代目桃太郎 | PSX | | Major Wave | | SLPM 86989 | |
| OverBlood オーバーブラッド | PSX | | Major Wave | | SLPM 86641 | |
| Ostrich Runner | PC | | Microforum | | | |
| One Piece: Unlimited Cruise: Episode 1: Nami ni Yureru Hihou ワンピース アンリミテッドクルーズ エピソード1 波に揺れる秘宝 | WII | Rev 1 | Minna no Osusume Selection | | RVL-ROUJ-JPN-B0 | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Multi Tap (SCPH-10090) Doukonban | | SLPS 25583 | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Multi Tap (SCPH-70120) Doukonban | | SLPS 25584 | |
| Otona no Asobi おとなの遊び | PSX | | Nichibutsu Collection 2000 | | SLPS 02459 | |
| OMSI: Der Omnibussimulator | PC | 1.04 | OMSI Bundle | | | |
| OnHand Sports Games / Sega Swirl Lite | PALM | PDA105-01 | OnHand Double Pack (Sports Games/Astrologer) | | PDA105-01 | |
| O.D.T. | PSX | | Original | | SLES-01391 | |
| O.D.T. | PC | | Original | | | |
| O.D.T. | PSX | | Original | | SLES-01409 | |
| O.D.T. | PC | | Original | | | |
| O.D.T. | PSX | | Original | | SLES-01410 | |
| O.D.T. | PSX | | Original | | SLES-01411 | |
| O.D.T. | PSX | | Original | | SLES-01412 | |
| O.D.T. | PSX | | Original | | SLUS-00698 | |
| O.R.B: Off-World Resource Base | PC | 1.0 | Original | | 22434CD | |
| O'boy-jakten | PC | | Original | | | |
| Oasis Road オアシスロード | PSX | | Original | | SLPS 01899 | |
| Ob"ekt 69: Kasablanka Объект 69: Касабланка | PC | | Original | | RUSSOBIT-M 2003/408 | |
| Ob"ekt 69: Mest' Krassera Объект 69: Месть Крассера | PC | | Original | | | |
| Obitaemyj ostrov Обитаемый остров | PC | | Original | | | |
| Obitaemyj ostrov: Chuzhoj sredi chuzhix Обитаемый остров: Чужой среди чужих | PC | | Original | | | |
| Obitaemyj ostrov: Zemlyanin Обитаемый остров: Землянин | PC | | Original | | | |
| Obitel' T'my Обитель Тьмы | PC | 5.02 04/07/03 | Original | | | |
| Obitel' t'my: Sumerki Обитель тьмы: Сумерки | PC | 1.1 | Original | | | |
| Oblachno, vozmozhny osadki v vide frikadelek Облачно, возможны осадки в виде фрикаделек | PSP | 1.00 | Original | | ULES-01361 | |
| Obliterate | PS2 | 1.01 | Original | | SLES-53355 … | |
| Obratnyj otschet Обратный отсчет | PC | v.1 1.06.10.22 | Original | | | |
| Obscure (Disc 1) 惊悚空间 | PC | 1.0 | Original | | | |
| Obscure (Disc 2) 惊悚空间 | PC | 1.0 | Original | | | |
| Obscure (Disc 3) 惊悚空间 | PC | 1.0 | Original | | | |
| Obscure (Disc 4) 惊悚空间 | PC | 1.0 | Original | | | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Obscure ObsCure | PC | | Original | | | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Obscure ObsCure | PC | 1.0 | Original | | 719 02 102 | |
| Obscure ObsCure | PS2 | 1.00 | Original | | SLES-52737 | |
| Obscure ObsCure | PS2 | 1.00 | Original | | SLES-52738 | |
| Obscure ObsCure | PS2 | 1.01 | Original | | SLES-52508 | |
| Obscure ObsCure | PC | | Original | | 71902134 | |
| Obscure ObsCure | PS2 | 1.01 | Original | | SLES-53322 | |
| Obscure (Disc 1) ObsCure | PC | | Original | | | |
| Obscure (Disc 2) ObsCure | PC | | Original | | | |
| Obscure (Disc 3) ObsCure | PC | | Original | | | |
| Obscure (Disc 4) ObsCure | PC | | Original | | | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Obscure ObsCure | PS2 | 1.00 | Original | | SLUS 20777 | |
| Obscure (Disc 1) ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 2) ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 3) ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 4) ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure (Disc 5) ObsCure | PC | 1.0 | Original | | PCO457CD | |
| Obscure II ObsCure II | WII | | Original | | RVL-ROBP-EUR | |
| Obscure II ObsCure II | PC | | Original | | | |
| Obscure II ObsCure II | PS2 | 1.01 | Original | | SLES-54782 | |
| Obscure II ObsCure II | PC | 1.0.0.0 | Original | | | |
| Obscure: The Aftermath ObsCure: The Aftermath | PSP | 1.01 | Original | | ULES-01340 | |
| Obscure: The Aftermath ObsCure: The Aftermath | WII | | Original | | RVL-ROBE-USA | |
| Obscure: The Aftermath ObsCure: The Aftermath | PS2 | 1.00 | Original | | SLUS-21709 | |
| Obsidian (Disc 1) | PC | | Original | | | |
| Obsidian (Disc 2) | PC | | Original | | | |
| Obsidian (Disc 3) | PC | | Original | | | |
| Obsidian (Disc 4) | PC | | Original | | | |
| Obsidian (Disc 5) | PC | | Original | | | |
| Obsidian (Disc 1) オブシディアン | PC | | Original | | INR-1003 | |
| Obsidian (Disc 1) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 2) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 2) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 3) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 3) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 4) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 4) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 5) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 5) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 1) | PC | | Original | | 11008 | |
| Obsidian (Disc 5) | PC | | Original | | 11008 | |
| Obsidian: Alla Frontiera della Logica (Disc 1) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 2) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 3) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 4) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 5) | PC | 1.0.001 | Original | | | |
| Obut Pétanque | PS3 | 01.01 | Original | | BLES-01340 | |
| Obut Pétanque 2 | XBOX360 | | Original | | W6-2008 | |
| Obut Pétanque 2 | PS3 | 01.01 | Original | | BLES-01696 | |
| Ocean Commander | PS2 | 1.01 | Original | | SLES-55047 | |
| Ocean Commander | WII | | Original | | RVL-RQME-USA | |
| Ochazukenori: Kaiki!! Mushi Danshaku no Yakata 御茶漬海苔 怪奇!!蟲男爵の館 | PC | | Original | | | |
| Ochigee Designer Tsukutte Pon! 落ちゲー・デザイナー 作ってポン! | SS | 1.090 | Original | | T-9108G | |
| Octomania | WII | | Original | | RVL-RTKE-USA | |
| Oda Nobunaga Den 織田信長伝 | PC | 1.0 | Original | | KN11-93101 | |
| Odama | GC | | Original | | DL-DOL-GOOP-EUR | |
| Odama | GC | Rev 1 | Original | | DL-DOL-GOOE-USA | |
| Oddballz: Your Wacky Computer Petz | PC | 1.0 | Original | | CS090370 | |
| Oddworld: Abe's Exoddus (Install Disc) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (Play Disc) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (CD Installieren) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (CD Abspielen) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLES-01503 | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLES-11503 | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLES-01505 | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLES-11505 | |
| Oddworld: Abe's Exoddus (Play) | PC | | Original | | 04-15993CD2 | |
| Oddworld: Abe's Exoddus (Install) | PC | 2.0 | Original | | 04-15993CD1 | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLUS-00710 … | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLUS-00731 … | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | IB2G-ODD5 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | IB2G-ODDG5 | |
| Oddworld: Abe's Oddysee | PSX | | Original | | SLES-00840 | |
| Oddworld: Abe's Oddysee | PSX | | Original | | SLES-00841 | |
| Oddworld: Abe's Oddysee | PSX | | Original | | SLUS-00190 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | 04-12608CD | |
| Oddworld: L'Exode d'Abe (Disc 1) | PSX | | Original | | SLES-01502 | |
| Oddworld: L'Exode d'Abe (Disc 2) | PSX | | Original | | SLES-11502 | |
| Oddworld: L'Odyssée d'Abe | PC | | Original | | IB2G-ODDF5 | |
| Oddworld: La Fureur de l'Etranger Oddworld: Stranger's Wrath | XBOX | | Original | | EA-109 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Stranger's Wrath | XBOX | | Original | | EA-109 | |
| Oddworld: Stranger's Wrath | XBOX | | Original | | EA-109 | |
| Oddworld: Stranger's Wrath HD | PS3 | 01.00 | Original | | BLUS-31620 | |
| Oddworld: Strangers Vergeltung | XBOX | | Original | | EA-109 | |
| Odens Öga Odens Öga! | PC | 1.0.0 | Original | | | |
| Odin Klik Один Клик | PC | | Original | | 301/2002 | |
| Odin Sphere | PS2 | 1.00 | Original | | SLES-55110 | |
| Odin Sphere: Leifthrasir | PS3 | 01.00 | Original | | BLES-02241 | |
| Odin Sphere: Leifthrasir オーディンスフィア レイヴスラシル | PS3 | 01.00 | Original | | BLJM 61239 | |
| Odin Sphere: Leifthrasir | PS3 | 01.01 | Original | | BLUS-31601 | |
| Odissea: Sulle tracce di Ulisse (Disc 1) | PC | | Original | | ODY-ITA-P01 | |
| Odissea: Sulle tracce di Ulisse (Disc 2) | PC | | Original | | ODY-ITA-P02 | |
| Odium ōdi·um | PC | | Original | | CD-W58-1104-0 | |
| Odlikas za Prvake Одликаш за Прваке | PC | | Original | | | |
| Odnazhdy' v Chikago Однажды в Чикаго | PC | 1.1.0.0 | Original | | | |
| Odo Odo Oddity おどおどおっでぃ | PSX | | Original | | SLPS 00754 | |
| Odoru Made in Wario おどる メイド イン ワリオ | WII | | Original | | RVL-RODJ-JPN | |
| Odyssee: Auf der Suche nach Odysseus (Disc 1) | PC | | Original | | ODY-GERCD1 | |
| Odyssee: Auf der Suche nach Odysseus (Disc 2) | PC | | Original | | ODY-GERCD2 | |
| Odyssey (Disc 1) 奧德賽 | PC | | Original | | | |
| Odyssey (Disc 2) 奧德賽 | PC | | Original | | | |
| Odyssey: The Legend of Nemesis | MAC | 1.0 | Original | | | |
| Odyssey: The Search for Ulysses (Disc 1) | PC | | Original | | ODY-ENCD1 | |
| Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | ODY-ENCD2 | |
| Odyssey: The Search for Ulysses (Disc 1) | PC | | Original | | | |
| Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | CD-W95-166-E | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | CD-C95-166-0 | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | CD-C95-166-1 | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | CD-C95-166-2 | |
| Of Orcs and Men | XBOX360 | | Original | | FE-2009 | |
| Of Orcs and Men | PS3 | 01.01 | Original | | BLES-01586 | |
| Off Road | WII | | Original | | RVL-RO2P-EUR | |
| Off Road | PS2 | 1.01 | Original | | SLES-55032 | |
| Off Road | PSP | 1.01 | Original | | ULES-00963 | |
| Off-Road Redneck Racing | PC | | Original | | CD-C98-1259-0 | |
| Off-Road: Wide Open Test Drive Off-Road: Wide Open | XBOX | | Original | | IG-001 | |
| Off-Road: Wide Open Test Drive Off-Road: Wide Open | PS2 | 1.00 | Original | | SLES-50232 | |
| Off-World Interceptor オフ‐ワールド・インターセプター | 3DO | | Original | | FZ-SJ3151 | |
| Off-World Interceptor 혹성질주 | 3DO | | Original | | GDT-GA241 | |
| Off-World Interceptor | 3DO | | Original | | | |
| Off-World Interceptor Extreme | PSX | | Original | | SLES-00047 | |
| Off-World Interceptor Extreme | SS | 1.000 | Original | | T-15908H-50 | |
| Off-World Interceptor Extreme オフワールド・インターセプター エクストリーム | PSX | | Original | | SLPS 00122 | |
| Off-World Interceptor Extreme | PSX | | Original | | SLUS-00020 | |
| Off-World Interceptor Extreme | SS | 1.000 | Original | | T-15908H | |
| Offensive | PC | | Original | | | |
| The Office | PC | | Original | | | |
| Official Formula 1 Racing | PC | | Original | | | |
| Official Xbox Magazine Game Disc 48 | XBOX | | Original | | IM-048 | |
| Official Yarudora Fan Book: Kisetsu o Dakishimete オフィシャルやるドラファンブック 季節を抱きしめて | PSX | | Original | | SCZS 94102 | |
| Official Yarudora Fan Book: Sampaguita オフィシャルやるドラファンブック サンパギータ | PSX | | Original | | SCZS 94103 | |
| Offroad Off-Road Redneck Racing | PC | | Original | | OFFPCCDML | |
| Offroad Off-Road Redneck Racing | PC | | Original | | ECD 000592K | |
| Offroad Extreme! | WII | | Original | | RVL-ROFX-NOE | |
| Offroad Extreme! | PS2 | 1.01 | Original | | SLES-52751 | |
| Offroad Extreme! | WII | | Original | | RVL-ROFP-UKV-1 | |
| Offroad Extreme! Special Edition | PC | | Original | | | |
| Offroad Extreme! Special Edition | PS2 | 1.00 | Original | | SLES-54109 | |
| Offroad Extreme! Special Edition | WII | | Original | | RVL-ROFE-USA-B0 | |
| Offshore Tycoon | WII | | Original | | RVL-RXFE-USA | |
| Oficery: Special'noe izdanie Офицеры: Специальное издание | PC | 1.18.2 | Original | | | |
| Ogallala: Das Kartenspiel für PC | PC | | Original | | ECD000799D 00031111-001 | |
| Ogre Battle: Limited Edition | PSX | | Original | | SLUS-00467 | |
| Ogura Hyakunin Isshu 小倉百人一首 | 3DO | | Original | | SV-0201 | |
| Oh No! オーノー! | PSX | | Original | | SLPS 02764 | |
| Oh-chan no Oekaki Logic おーちゃんのお絵かきロジック | SS | 1.005 | Original | | T-1508G | |
| Oh-chan no Oekaki Logic 2 おーちゃんのお絵かきロジック2 | PSX | | Original | | SLPS 00345 | |
| Oh-chan no Oekaki Logic for Palm おーちゃんのお絵かきロジック for Palm | PALM | 1.04 | Original | | | |
| Oh! Bakyuuun オーバキューン | PSX | | Original | | SLPS 02680 | |
| Oh's Talk English (Disc 1) 오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46082 | |
| Oh's Talk English (Disc 2) 오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46083 | |
| Oha Suta Dance Dance Revolution おはスタ ダンス ダンス レボリューション | PSX | | Original | | SLPM 86603 | |
| Ohenro-San: Hosshin no Dojo (Awa Kuni) Hen お遍路さん 発心の道場(阿波国)編 | GC | | Original | | DL-DOL-GODJ-JPN | |
| Öhlins Hyper-Rally ハイパーラリー | PSX | | Original | | SLPS 00462 | |
| Oil Platform Simulator | PC | 1.0 | Original | | | |
| Oil Rush | PC | | Original | | | |
| Oil Tycoon | PC | 1.0 | Original | | | |
| Oil Tycoon | PC | 1.01 | Original | | | |
| Oil Tycoon 2 | PC | | Original | | | |
| Oja Majo DoReMi Dokkan! Nijiiro ParaDice おジャ魔女どれみドッカ~ン! にじいろパラダイス | PSX | | Original | | SLPS 03497 | |
| Ojousama Express (Disc 1) お嬢様特急 | PSX | | Original | | SLPS 01495 | |
| Ojousama Express (Disc 1) お嬢様特急 | SS | 1.005 | Original | | T-27803G | |
| Ojousama Express (Disc 2) お嬢様特急 | PSX | | Original | | SLPS 01496 | |
| Ojousama Express (Disc 2) お嬢様特急 | SS | 1.005 | Original | | T-27803G | |
| Ojousama o Nerae!! お嬢様を狙え!! | SS | 1.002 | Original | | T-38101G | |
| Ojousama o Nerae!! お嬢様を狙え!! | SS | 1.003 | Original | | T-38101G | |
| Ojousama Sousamou お嬢様捜査網 | PC-FX | | Original | | FXNHE616 | |
| Okage: Shadow King | PS2 | 1.01 | Original | | SCUS 97129 | |
| Ōkami | WII | | Original | | RVL-ROWP-EUR | |
| Ōkami | PS2 | 1.00 | Original | | SLES-54439 … | |
| Ōkami 오오카미 | PS2 | 1.00 | Original | | SCKA 20095 | |
| Ōkami | WII | | Original | | RVL-ROWE-USA | |
| Okano Software Classics: Volume 2 | PC | | Original | | | |
| Okappari-ou 陸釣王 | PSX | | Original | | SLPS 01524 | |
| Okashina Mother Goose: Mixed-Up Mother Goose おかしなマザー・グース | FMT | | Original | | HMB-235 | |
| Okigaru Igo Taikyoku お気軽囲碁対局 | PALM | | Original | | | |
| Okigaru Igo Taikyoku お気軽囲碁対局 | PPC | | Original | | | |
| Oktoberfest Wiesn-Gaudi | PC | 1.0 | Original | | | |
| Oldtimer | ACD | | Original | | | |
| Oldtimer: Erlebte Geschichte Teil II | PC | | Original | | | |
| Olimpiada Zimowa 2002 Olimpijskie Zmagania 2002 | PC | | Original | | | |
| Olivers Äventyr: Drakens Förbannelse | PC | | Original | | 021120110 | |
| Ollie King オーリーキング | CHIHIRO | 1.003 | Original | | GDX-0007 | |
| Ollo in the Sunny Valley Fair | PC | | Original | | | |
| Olympia, Takasago: Virtua Pachi-Slot III オリンピア・高砂 バーチャ・パチスロⅢ | PSX | | Original | | SLPS 01386 | |
| Olympia, Yamasa: Virtua Pachi-Slot II: Jissen! Bishoujo Kouryakuhou オリンピア・山佐 バーチャパチスロⅡ ~実戦!美少女攻略法~ | PSX | | Original | | SLPS 00714 | |
| Olympiad Qiaosai 2 奧林匹亞橋賽2 | PC | | Original | | | |
| Olympic Games Olympic Games: Atlanta 1996 | PSX | | Original | | SLES-00110 | |
| Olympic Games: Atlanta 1996 | PC | | Original | | | |
| Olympic Soccer | PSX | | Original | | SLES-00113 | |
| Olympic Soccer | SS | 2.000 | Original | | T-7904H-09, T-7904H-50 | |
| Olympic Soccer | SS | 2.000 | Original | | T-07904H-18 | |
| Olympic Soccer オリンピックサッカー | PSX | | Original | | SLPS 00523 | |
| Olympic Soccer オリンピックサッカー | SS | 1.002 | Original | | T-7304G | |
| Olympic Soccer | PSX | | Original | | SLUS-00156 | |
| Olympic Soccer | 3DO | | Original | | FZ-SW0011 | |
| Olympic Soccer | SS | 2.000 | Original | | T-7904H | |
| Olympic Summer Games | PSX | | Original | | SLUS-00148 | |
| Olympic Summer Games | 3DO | | Original | | FZ-SW0012 | |
| Omakase! Savers おまかせ!退魔業 | SS | 1.002 | Original | | GS-9030 | |
| Omar Sharif Bridge | PC | 1.0 | Original | | | |
| Omega Assault | PSX | | Original | | SLES-04051 | |
| Omega Boost | PSX | | Original | | SCES-02120 | |
| Omega Boost | PSX | | Original | | SCUS-94449 | |
| The Omega Stone: Riddle of the Sphinx II (Disc 1) | PC | 1.2.3.2 | Original | | | |
| The Omega Stone: Riddle of the Sphinx II (Disc 2) | PC | 1.2.3.2 | Original | | | |
| The Omega Stone: Riddle of the Sphinx II (Disc 3) | PC | 1.2.3.2 | Original | | | |
| The Omega Stone: Riddle of the Sphinx II (Disc 4) | PC | 1.2.3.2 | Original | | | |
| The Omega Stone: Secrets of the Ancients (Disc 1) | PC | | Original | | OMSTENCD1 | |
| The Omega Stone: Secrets of the Ancients (Disc 2) | PC | | Original | | OMSTENCD2 | |
| The Omega Stone: Secrets of the Ancients (Disc 3) | PC | | Original | | OMSTENCD3 | |
| The Omega Stone: Secrets of the Ancients (Disc 4) | PC | | Original | | OMSTENCD4 | |
| Omerta: City of Gangsters | XBOX360 | | Original | | KY-2021 | |
| Omiai Commando: Ba-Couple ni Tsukkomi o お見合いコマンドー ~バカップルにつっこみを~ | PSX | | Original | | SLPM 86439 | |
| Omikron: The Nomad Soul | DC | 1.001 | Original | | T-36807N | |
| Omikron: The Nomad Soul (Disc 1) | PC | 1.0 | Original | | | |
| Omikron: The Nomad Soul (Disc 2) | PC | 1.0 | Original | | | |
| Omikron: The Nomad Soul (Disc 3) | PC | 1.0 | Original | | | |
| Ominous Horizons Ominous Horizons: A Paladin's Calling | PC | 1.0 | Original | | | |
| Omise de Tenshu おみせde店主 | PSX | | Original | | SLPS 01876 | |
| Omizu no Hanamichi お水の花道 | PSX | | Original | | SLPS 02815 | |
| Omoide ni Kawaru Kimi: Memories Off 想い出にかわる君 ~Memories Off~ | DC | 1.001 | Original | | T-19718M | |
| Omoide ni Kawaru Kimi: Memories Off 想い出にかわる君 -Memories Off- | PS2 | 1.01 | Original | | SLPS 25173 | |
| On Air | PC | | Original | | BROWNIE 990201 | |
| On the Ball: League Edition | PC | 1.0 | Original | | | |
| On the Ball: World Cup Edition | PC | 1.00 | Original | | | |
| Ona: Sbornik e'roticheskix igr Она: Сборник эротических игр | PC | | Original | | 10-20999 | |
| Once Upon a Time | WII | Rev 1 | Original | | RVL-SUTE-USA-B0 | |
| One | PSX | | Original | | SLES-00944 | |
| One ワン | PSX | | Original | | SLPS 01812 | |
| One | PSX | | Original | | SLUS-00469 | |
| One Must Fall 2097 | PC | | Original | | | |
| One Must Fall 2097 | PC | | Original | | EPOMF01 | |
| One Must Fall 2097 | PC | | Original | | EPOMF01 | |
| One Must Fall: Battlegrounds | PC | 2090 | Original | | | |
| One Must Fall: Battlegrounds | PC | 2090 | Original | | | |
| One Piece Mansion | PSX | | Original | | SLES-03723 | |
| One Piece Mansion ワンピースマンション | PSX | | Original | | SLPM 86837 | |
| One Piece Mansion | PSX | | Original | | SLUS-01406 | |
| One Piece: Grand Adventure 원피스: 그랜드 배틀 어드벤처 | PS2 | 1.00 | Original | | SLKA 25388 | |
| One Piece: Grand Battle! 3 ONE PIECE ~グランド・バトル!3~ | GC | | Original | | DL-DOL-GOGJ-JPN | |
| One Piece: Grand Battle! 3 ONE PIECE グランドバトル!3 | PS2 | 1.02 | Original | | SLPS 25315 | |
| One Piece: Grand Battle! Rush ワンピース グラバト! ラッシュ | GC | | Original | | DL-DOL-GOPJ-JPN | |
| One Piece: Grand Battle! Rush ワン・ピース ~グラバト!ラッシュ~ | PS2 | 1.01 | Original | | SLPS 25473 | |
| One Piece: Grand Battle! Rush 원피스 그랜드배틀! RUSH | PS2 | 1.00 | Original | | SLKA 25299 | |
| One Piece: Kaizoku Musou 2 One Piece 海賊無雙 2 | PS3 | 01.00 | Original | | BLAS 50597 | |
| One Piece: Kaizoku Musou 3 ワンピース 海賊無双3 | PS3 | 01.01 | Original | | BLJM 61261 | |
| One Piece: Pirate Warriors | PS3 | 01.01 | Original | | BLES-01672 … | |
| One Piece: Pirate Warriors + One Piece: Pirate Warriors 2 | PS3 | 01.00 | Original | | BLES-02131 | |
| One Piece: Pirate Warriors 2 | PS3 | 01.00 | Original | | BLES-01913 | |
| One Piece: Pirate Warriors 3 | PS3 | 01.00 | Original | | BLES-02140 | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | GC | | Original | | DL-DOL-GIPJ-JPN | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Original | | SLPS 25576 | |
| One Piece: Pirates Carnival 원피즈 해적카니발 | PS2 | 1.01 | Original | | SLKA 25351 | |
| One Piece: Romance Dawn: Bouken no Yoake ワンピース ROMANCE DAWN 冒険の夜明け | PSP | 1.01 | Original | | ULJS 00550 … | |
| One Piece: Round the Land! | PS2 | 1.00 | Original | | SLES-52731 | |
| One Piece: Round the Land! ワンピース ランドランド! | PS2 | 1.01 | Original | | SLPS 25382 | |
| One Piece: Round the Land! 원피스 라운드 더 랜드! | PS2 | 1.00 | Original | | SLKA 25208 | |
| One Piece: Unlimited Adventure ワンピース アンリミテッドアドベンチャー | WII | | Original | | RVL-RIPJ-JPN | |
| One Piece: Unlimited Cruise 1: The Treasure Beneath the Waves | WII | | Original | | RVL-ROUP-EUR-B0 | |
| One Piece: Unlimited Cruise 2: Awakening of a Hero | WII | | Original | | RVL-RIUP-EUR-B0 | |
| One Piece: Unlimited Cruise: Episode 2: Mezameru Yuusha ワンピース アンリミテッドクルーズ エピソード2 目覚める勇者 | WII | | Original | | RVL-RIUJ-JPN | |
| One Piece: Unlimited Cruise: Episode 2: Mezameru Yuusha ワンピース アンリミテッドクルーズ エピソード2 目覚める勇者 | WII | Rev 1 | Original | | RVL-RIUJ-JPN-B0 | |
| One Piece: Unlimited World R | PS3 | 01.01 | Original | | BLAS 50699 | |
| One Piece: Unlimited World R ワンピース アンリミテッドワールド R | PS3 | 01.01 | Original | | BLJS 10272 | |
| One Piece: Unlimited World Red | PS3 | 01.00 | Original | | BLES-02020 | |
| One Two Animal: Let's Animal Series 1 ワンツーあにまる レッツあにまるシリーズ1 | PC | | Original | | LAOA-96101 | |
| One Unit Whole Blood | PC | 1.21 | Original | | 04-16459CD1 | |
| Onechanbara: Bikini Samurai Squad | XBOX360 | | Original | | DP-2026 | |
| Onechanbara: Bikini Zombie Slayers | WII | Rev 1 | Original | | RVL-RONP-EUR | |
| Onechanbara: Bikini Zombie Slayers | WII | | Original | | RVL-RONE-USA | |
| Onee-san to Issho! Janken Paradise お姉さんといっしょ! じゃんけん パラダイス | 3DO | | Original | | FZ-SJ5251 | |
| Onee-san to Issho! Kisekae Paradise お姉さんといっしょ! 着せ替え パラダイス | 3DO | | Original | | FZ-SJ5252 | |
| Oneechanbara Revolution お姉チャンバラ Revolution | WII | | Original | | RVL-RONJ-JPN | |
| Oneechanbara VorteX: Imichi o Tsugu Mono-tachi お姉チャンバラ vorteX ~忌血を継ぐ者たち~ | XBOX360 | | Original | | DP-2002 | |
| Oneechanbara Z: Kagura お姉チャンバラZ~カグラ~ | XBOX360 | | Original | | DP-2036 | |
| Oneechanbara Z: Kagura with NoNoNo! お姉チャンバラZ~カグラ~ With NoNoNo! | PS3 | 01.03 | Original | | BLJS 10221 | |
| Onegai Countdown おねがいカウントダウン | PC | | Original | | YMH-0013 | |
| OnEscapee | ACD | | Original | | | |
| Ongaku Tkool 3 音楽ツクール3 | PSX | | Original | | SLPS 03161 | |
| Ongaku Tkool: Kanadeeru 2 音楽ツクール かなで~る2 | PSX | | Original | | SLPS 00903 | |
| OnHand Chess / Sega Swirl Lite | PALM | PDA103-01 | Original | | PDA103-01 | |
| Oni 奥妮 | PC | 1.7 | Original | | | |
| Oni | PC | 1.0 | Original | | | |
| Oni | PS2 | 1.02 | Original | | SLES-50176 | |
| Oni | PS2 | 1.02 | Original | | SLES-50177 | |
| Oni | PS2 | 1.02 | Original | | SLES-50178 | |
| Oni | PC | 1.00.000 | Original | | MTW-0390 | |
| Oni | PS2 | 1.02 | Original | | SLES-50179 | |
| Oni | MAC | | Original | | | |
| Oni | PC | 1.0 | Original | | | |
| Oni | PS2 | 1.20 | Original | | SLUS-20064 | |
| Oni no Kamen 鬼ノ仮面 | PC | 1.00 | Original | | | |
| The Oni Taiji!!: Mezase! Nidaime Momotarou The鬼退治!! 目指せ!二代目桃太郎 | PSX | | Original | | SLPS 00089 | |
| Onible'jd Ониблэйд | PC | | Original | | | |
| Onigunsou Kuramochi Yuzo no Yatchimasu: Spartan Manshu 鬼軍曹倉持勇造の殺っちます ~スパルタン満州~ | PC | | Original | | | |
| Onii-chan Jushin-chuu お兄ちゃん受信中 | PC | | Original | | | |
| Onikiri-den 鬼斬伝 | PC | | Original | | ZEUS-00001 | |
| Onimusha 2: Samurai's Destiny | PS2 | 1.00 | Original | | SLES-50978 | |
| Onimusha 2: Samurai's Destiny | PS2 | 1.03 | Original | | SLUS-20393 | |
| Onimusha 3 | PC | | Original | | 5004561 | |
| Onimusha 3 | PS2 | 1.01 | Original | | SLES-51914 … | |
| Onimusha 3 鬼武者3 | PS2 | 1.01 | Original | | SLPM 65413 | |
| Onimusha 3: Demon Siege | PS2 | 1.01 | Original | | SLUS-20694 | |
| Onimusha 3: Demon Siege (Disc 1) | PC | | Original | | 683100-CD1 | |
| Onimusha 3: Demon Siege (Disc 2) | PC | | Original | | 683100-CD2 | |
| Onimusha 3: Demon Siege (Disc 3) | PC | | Original | | 683100-CD3 | |
| Onimusha Buraiden 鬼武者 無頼伝 | PS2 | 1.02 | Original | | SLPM 65411 | |
| Onimusha: Blade Warriors | PS2 | 1.01 | Original | | SLES-51913 | |
| Onimusha: Blade Warriors | PS2 | 1.01 | Original | | SLUS-20710 | |
| Onimusha: Dawn of Dreams (Disc 1) | PS2 | 1.00 | Original | | SLES-82038 | |
| Onimusha: Dawn of Dreams (Disc 2) | PS2 | 1.00 | Original | | SLES-82039 | |
| Onimusha: Dawn of Dreams (Disc 1) | PS2 | 1.02 | Original | | SLUS-21180 | |
| Onimusha: Dawn of Dreams (Disc 2) | PS2 | 1.02 | Original | | SLUS-21362 | |
| Onimusha: Put' samuraja Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 1) (Igrovoj) Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 2) Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 3) Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Put' samuraya (Disc 4) Onimusha: Путь самурая | PC | | Original | | | |
| Onimusha: Warlords | PS2 | 1.00 | Original | | SLPM 67507 | |
| Onkel Alberts geheimnisvolles Notizbuch | PC | | Original | | | |
| Online Chess Kingdoms | PSP | 1.02 | Original | | ULES-00570 | |
| Online Chess Kingdoms | PSP | 1.02 | Original | | ULUS 10179 | |
| Online Games: Dai Guru Guru Onsen オンラインゲームズ 大ぐるぐる温泉 | PS2 | 1.01 | Original | | SLPM 62195 | |
| Online Pro Wrestling オンラインプロレスリング | PS2 | 1.03 | Original | | SLPM 65586 | |