| IGS PGM cart. |  Oriental Legend | 1997 | IGS Co., Ltd. International Game System |
| Sony PlayStation CD | Other Life - Azure Dreams Model SLPM-86047 | 1997 | Konami Co., Ltd. Japan |
| Amstrad CPC 464 disk | Otto Issue 5 Hb | 1997 | Campbell, Nicholas |
| Sony PlayStation CD | Out Live - Be Eliminate Yesterday Model SLPS-00746 | 1997 | SUNSOFT Kounan, Japan |
| Thomson TO disk | OUTILS+ | 1997 | Unknown |
| PC/MS-Windows CD | Outlaws | 1997 | LucasArts Ent. Co. |
| Sinclair ZX Spectrum+3 disk | Outlet issue 113 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 114 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 115 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 116 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 117 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 118 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 119 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 120 | 1997 | Outlet UK |
| Sinclair ZX Spectrum+3 disk | Outlet issue 121 | 1997 | Outlet UK |
| PC/MS-Windows CD | Outpost 2 - Divided Destiny | 1997 | Sierra On-Line, Inc. USA 20626 |
| Amstrad CPC 464 disk | Ovation 3 Hb | 1997 | Dirty Minds |
| Amstrad CPC 464 disk | Ovation 4 Hb | 1997 | Dirty Minds |
| Sony PlayStation CD |  Over Drivin' II Model SLPS-00895 | 1997 | Electronic Arts Victor, Inc. Japan |
| Arcade Video game | Over Rev | 1997 | JALECO Co., Ltd. Japan |
| PC/MS-Windows CD | Over the Reich | 1997 | Avalon Hill Video Game Co., The Baltimore, MD, USA |
| Sony PlayStation CD | OverBlood Model SLES-00768 | 1997 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | OverBlood Model SLES-00769 | 1997 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | OverBlood Model SLES-00770 | 1997 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | OverBlood Model SLUS-00464 | 1997 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | Overboard! Model SLES-00865 | 1997 | Psygnosis, Ltd. |
| Nintendo Game Boy Cart. | Oyatsu Quiz Mogu Mogu Q Model DMG-AYIJ-JPN | 1997 | Starfish, Inc. Japan |
| Atari 2600 cart. | Oystron Hb | 1997 | AtariAge |
| Sony PlayStation CD | P.K.'s Math Studio 1 Model LSP-????? | 1997 | Lightspan Partnership, The |
| Sony PlayStation CD | P.K.'s Place 1 - Party on the Patio! Model LSP-????? | 1997 | Lightspan Partnership, The |
| Sony PlayStation CD | P.K.'s Place 2 - Hoopo at Sea Model LSP-????? | 1997 | Lightspan Partnership, The |
| Sony PlayStation CD | P.K.'s Place 3 - Carlos at the Races! Model LSP-????? | 1997 | Lightspan Partnership, The |
| Sony PlayStation CD | P.K.'s Place 4 - Daphne and the Seventh Wonder Model LSP-????? | 1997 | Lightspan Partnership, The |
| Redemption mechanical game | Pac Adventure | 1997 | NAMCO, Ltd. Japan |
| Medal video game | Pac-Eight | 1997 | NAMCO, Ltd. Japan |
| Sony PlayStation CD | Pachi-Slot Kanzen Kouryaku - Cranky Pro Model SLPS-01023 | 1997 | Syscom Ent. Japan |
| Sony PlayStation CD | Pachi-Slot Kanzen Kouryaku - Universal Koshiki Guide Volume 1 Model SLPS-00752 | 1997 | Syscom Ent. Japan |
| Sony PlayStation CD | Pachi-Slot Kanzen Kouryaku - Universal Koshiki Guide Volume 2 Model SLPS-00943 | 1997 | Syscom Ent. Japan |
| Nintendo Super Famicom cart. | Pachi-Slot Kanzen Kouryaku - Universal Shindai Nyuuka Vol. 1 Model SHVC-AUYJ-JPN | 1997 | Syscom Ent. Japan |
| Pachislot | Pachikou | 1997 | Matsuya |
