Region | Title | System | Version | Edition | Languages | Serial | Status |
 | Olympic Games | 3DO | | Bundled with Magazine (Demo) | | | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Oddworld: Abe's Exoddus + Duke Nukem: Time To Kill + B-Movie | PSX | | Demo | | SLED-01608 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | OutRun 2 | XBOX | | Demo | | SE-057 |  |
 | Official Demo Disc 1: Retail Edition November 01 | PS2 | 1.04 | Kiosk Demo | | SCED-50615 |  |
 | Obaachan no Chiebukuro おばあちゃんの知恵袋 | FMT | | Original | | HMC-169 |  |
 | Official Xbox Magazine Game Disc 01 | XBOX | | Original | | IM-001 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 02 | XBOX | | Original | | IM-002 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 03 | XBOX | | Original | | IM-003 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 04 | XBOX | | Original | | IM-004 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 06 | XBOX | | Original | | IM-006 |  |
 | Official Xbox Magazine Game Disc 49 | XBOX | | Original | | IM-049 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 50 | XBOX | | Original | | IM-050 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 56 | XBOX | | Original | | IM-225 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Official Xbox Magazine Game Disc 57 | XBOX | | Original | | IM-227 |  |
 | Official Xbox Magazine Game Disc 59 | XBOX | | Original | | IM-227 |  |
 | Official Xbox Magazine Game Disc 60 | XBOX | | Original | | IM-229 |  |
 | Official Xbox Magazine Game Disc 61 | XBOX | | Original | | IM-229 |  |
 | Oshare Cooking II おしゃれクッキングⅡ | FMT | Rev B | Original | | HMA-267B |  |
 | Oto to E no Deru Eigo Jisho No. 2: English in Dream 音と絵の出る英語辞書 No.2 「English in Dream」 | FMT | | Original | | HMB-129 | ![2 and more dumps from original media [!] 2 and more dumps from original media [!]](/images/status/green.png) |
 | Oto to E no Deru Eigo Jisho No. 1: Start with Words 音と絵の出る英語辞書 No.1 「Start with Words」 | FMT | | Original, Rerelease | | HMA-217 |  |
 | Only You: Seikimatsu no Juliet-tachi Only You ~世紀末のジュリエットたち~ | FMT | | Shokai Gentei | | |  |
 | Outlaw Racers | PC | | Sold Out Software | | |  |