| Slot Machine |  Rototron Happy Risc XL | 1998 | Bally Wulff |
| Slot Machine | Rototron King Play | 1998 | Bally Wulff |
| Slot Machine | Rototron King Royal | 1998 | Bally Wulff |
| Slot Machine | Rototron Rex Super | 1998 | Bally Wulff |
| Slot Machine | Rototron Summer King Classic XL | 1998 | Bally Wulff |
| Slot Machine | Rototron Sun Game | 1998 | Bally Wulff |
| Slot Machine | Rototron Turnier CL | 1998 | Bally Wulff |
| Slot Machine | Rototron Ultra Time | 1998 | Bally Wulff |
| Redemption game (mechanical) | Round Carnival | 1998 | Yuvo |
| Sony PlayStation CD | RoX - 6 = Six Model SLPS-01641 | 1998 | Altron Corp. |
| Sega Saturn CD | Rox 6=Six | 1998 | Altron Corp. |
| Pachislot | Royal Bar | 1998 | Sammy Corp. Japan |
| Slot Machine | Royal Hot 7's | 1998 | Powerhouse Technologies |
| Medal game (video) | Royal King | 1998 | Ganada Soft Co. Korea |
| Slot Machine | Royal T's | 1998 | Powerhouse Technologies |
| Amstrad CPC 464 disk | RTS Hb | 1998 | Unknown France |
| Nintendo Game Boy Cart. | Rugrats - The Movie Model DMG-ARGE-USA | 1998 | T-HQ, Inc. Toy HeadQuarters |
| Sony PlayStation CD |  Runabout Model SLPS-91059 | 1998 | Yanoman Games |
| Sony PlayStation CD |  Running Wild Demo Disc Model SCUS-94373 | 1998 | 989 Studios CA, USA |
| Sony PlayStation CD | Running Wild Model SCUS-94272 | 1998 | 989 Studios CA, USA |
| Sony PlayStation CD |  Running Wild {Model SCES-01630 | 1998 | Sony Computer Ent. Europe SCEE |
| Sega Saturn CD | Ruriiro no Yuki Shokai Genteiban | 1998 | KID Kindle Imagine Develop |
| NEC PC-FX game | Rururi Ra Rura Model FXNHE627 | 1998 | NEC Home Electronics, Ltd. |
| PC/MS-Windows CD | Ruthless.com | 1998 | Red Storm Ent. |
| PC/MS-Windows CD | S.C.A.R.S. | 1998 | UBI Soft Creteil, France 307211 |
| Sony PlayStation CD | S.C.A.R.S. demo Model SLED-01415 | 1998 | UBI Soft Creteil, France 307211 |
| Nintendo 64 cart. | S.C.A.R.S. Model NUS-NCSE-USA | 1998 | UBI Soft Ent., Inc. San Francisco, CA, USA 08888 |
| Sony PlayStation CD | S.C.A.R.S. Model SLES-01286 | 1998 | UBI Soft Creteil, France 307211 |
| Sony PlayStation CD | S.C.A.R.S. Model SLUS-00692 | 1998 | UBI Soft Creteil, France 307211 |
| Sony PlayStation CD | S.Q. - Sound Qube Model SLPS-01309 | 1998 | Human Ent. Japan |
| Sega Saturn CD | S.Q. - Sound Qube Model T-4318G | 1998 | Human Ent. Japan |
| MSX Turbo-R disk | S.T.G. Special - Do Don Taku Hb | 1998 | Unknown Japan |
| Sony PlayStation CD | SaGa Frontier Model SCUS-94230 | 1998 | Sony Computer Ent. America SCEA CA, USA |
| Pachislot | Sahara | 1998 | Net Corp. Japan |
| Medal game (video) | Sahara V1 | 1998 | J. & J. Electronics Korea |
| Sony PlayStation CD | Saikyou no Igo Model SLPS-01321 | 1998 | Itochu Corp. Japan |
| Sony PlayStation CD | Saikyou Toudai Shougi Model SLPS-01679 | 1998 | MYCOM Japan |
| Sony PlayStation CD | Saishuu Densha Taikenban Model SLPM 80215 | 1998 | Visit Japan |
| Sony PlayStation CD | Saishuu Densha Model SLPS-01257 | 1998 | Visit Japan |
| Sega Saturn CD | Sakamoto Ryuuma - Ishin Kaikoku Model T-19709G | 1998 | KID Kindle Imagine Develop |
