| Sony PlayStation CD |  Official U.S. PlayStation Magazine Demo Disc 14 Model SLUS-????? | 1998 | Sony Computer Ent. America SCEA CA, USA |
| Sony PlayStation CD | Official U.S. PlayStation Magazine Demo Disc 15 Model SLUS-????? | 1998 | Sony Computer Ent. America SCEA CA, USA |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 15 Vol. 2 Model SCED-00828 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 16 Vol. 2 Model SCED-00829 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 17 Vol. 2 Model SCED-01144 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 18 Vol. 2 Model SCED-01145 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 40 Model SCED-01150 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 41 Model SCED-01151 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 42 Model SCED-01152 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 43 Model SCED-01153 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 44 Model SCED-01818 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Official UK PlayStation Magazine CD: Disc 45 Model SCED-01819 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 15 Model SCED-00680 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 16 Model SCED-01121 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 17 Model SCED-01122 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 18 Model SCED-01123 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 19 Model SCED-01124 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 20 Model SCED-01125 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 21 Model SCED-01126 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 22 Model SCED-01127 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 23 Model SCED-01128 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD | Offizielle PlayStation Magazin Demo CD: Euro Demo 24 Model SCED-01129 | 1998 | Sony Computer Ent. Europe SCEE |
| Sony PlayStation CD |  Ojousama Tokkyuu Model SLPS-01495~6 | 1998 | Media Works Japan |
| Sega Saturn CD | Ojousama Tokkyuu Model T-27803G | 1998 | Media Works Japan |
| Sega Saturn CD | Ojousama wo Nerae!! | 1998 | Crystal Vision |
| Sony PlayStation CD | Okappari-oh Model SLPS-01524 | 1998 | Naxat Soft. Japan |
| Slot Machine | Olsen Banden | 1998 | Compu-Games A.S. Esbjerg, Denmark |
| Slot Machine | Olymp '98 | 1998 | Extrema Intersystems |
| Sony PlayStation CD | Olympia Takasago - Virtua Pachi-Slot III Model SLPS-01386 | 1998 | Map Japan |
| Nintendo 64 cart. | Olympic Hockey Nagano '98 | 1998 | Midway Home Ent. |
| Nintendo 64 cart. | Olympic Hockey Nagano '98 Model NUS-P-NHNJ | 1998 | Konami Co., Ltd. Japan |
| Slot Machine | On a Roll | 1998 | WMS Gaming, Inc. Chicago, IL, USA |
| Sony PlayStation CD | One demo Model SLED-01170 | 1998 | Take-Two Interactive |
| Sony PlayStation CD |  One Model SLES-00944 | 1998 | Take-Two Interactive |
| Sony PlayStation CD | Ongaku Tsukuru - Kanade-Ru 2 Model SLPS-00903 | 1998 | ASCII Corp. Japan |
| Fruit Machine | Ooh Aah Dracula | 1998 | Barcrest Games |
| Arcade Video game | Operation Tiger | 1998 | Taito Corp. Japan |
| Sony PlayStation CD | OPTION - Tuning Car Battle Model SLPS-01207 | 1998 | MTO, Inc. Japan |
| Video Slot Machine | Orchid Mist | 1998 | Aristocrat Leisure Industries Pty, Ltd. |
| IGS PGM cart. | Oriental Legend Special | 1998 | IGS Co., Ltd. International Game System |
