| IBM PC/AT DOS 3.5in. disk |  Risky Woods - Edición Especial | 1998 | Dinamic Multimedia, S.A. |
| Sony PlayStation CD | Rittai Ninja Katsugeki Tenchu Model SLPS-01272 | 1998 | Sony Music Ent., Inc. Japan |
| Sony PlayStation CD |  Rival Schools + Resident Evil 2 + Bloody Roar + Street Fighter EX Plus Alpha + Mr Domino + Victory Boxing 2 Model SLED-01756 | 1998 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sony PlayStation CD |  Rival Schools - United by Fate Model SLES-01436/11436 | 1998 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sony PlayStation CD | Rival Schools - United by Fate Model SLUS-00681/00771 | 1998 | Capcom Ent., Inc. USA 13388 |
| Sega Saturn CD | Riven - The Sequel to Myst | 1998 | Enix, Ltd. Japan |
| Sega Saturn CD | Riven - The Sequel to Myst | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sony PlayStation CD | Riven - The Sequel to Myst Model SLES-00963/10963/20963/30963/40963 | 1998 | Acclaim Ent., Inc. Glen Cove, NY, USA |
| Sony PlayStation CD | Riven - The Sequel to Myst Model SLES-01099/11099/21099/31099/41099 | 1998 | Acclaim Ent., Inc. Glen Cove, NY, USA |
| Sony PlayStation CD | Riven - The Sequel to Myst Model SLES-01100/11100/21100/31100/41100 | 1998 | Acclaim Ent., Inc. Glen Cove, NY, USA |
| PC/MS-Windows CD | Riverworld | 1998 | Cryo Interactive Ent. |
| Sony PlayStation CD | Road Rash 3D Model SLES-00910 | 1998 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | Road Rash 3D Model SLES-01157 | 1998 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | Road Rash 3D Model SLES-01158 | 1998 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | Road Rash 3D Model SLUS-00524 | 1998 | Electronic Arts CA, USA 14633 |
| Sony PlayStation CD | Road Writer Model LSP-907127 | 1998 | Lightspan Partnership, The |
| Nintendo Game Boy Color cart. |  Roadsters '98 Prototype | 1998 | Titus Gagny, France |
| PC/MS-Windows CD | Roberta Williams' Phantasmagoria Model S0011346~52 | 1998 | Sierra On-Line, Inc. USA 20626 |
| PC/MS-Windows CD | Roberta Williams' Phantasmagoria Model S0011353~59 | 1998 | Sierra On-Line, Inc. USA 20626 |
| PC/MS-Windows CD | Robo Rumble | 1998 | TopWare Interactive AG |
| Nintendo Game Boy Color cart. | Robot Poncots - Star Version Model DMG-HRCJ-JPN | 1998 | Hudson Soft. Hudson Group Japan |
| Nintendo Game Boy Color cart. | Robot Poncots - Sun Version Model DMG-HREJ-JPN | 1998 | Hudson Soft. Hudson Group Japan |
| Nintendo 64 cart. | Robotech - Crystal Dreams | 1998 | GameTek, Inc. Miami Beach, FL, USA 43948 |
| Nintendo 64 cart. | Robotron 64 Model NUS-NRXE-USA | 1998 | Crave Ent., Inc. |
| Sony PlayStation CD | Robotron X Model SLPS-00790 | 1998 | Softbank Corp. Japan |
| Sony PlayStation CD | Robots - Video Alchemy Model ESPM-70002 | 1998 | Sony Music Ent., Inc. Japan |
| Nintendo Super Famicom cart. | Rockman & Forte Model SHVC-AR6J-JPN | 1998 | Capcom Co., Ltd. Japan |
| Sony PlayStation CD |  Rockman - Battle & Chase Model SLPS-91093~4 | 1998 | Capcom Co., Ltd. Japan |
| Sony PlayStation CD | Rockman X4 Model SLPS-91106~7 | 1998 | Capcom Co., Ltd. Japan |
| Sony PlayStation CD | Rogue Trip - Vacation 2012 - Trade Demo Model SLUS-80643 | 1998 | GT Interactive Soft. Corp. NY, USA |
| Sony PlayStation CD | Rogue Trip - Vacation 2012 Demo Model SLUS-90044 | 1998 | GT Interactive Soft. Corp. NY, USA |
| Sony PlayStation CD | Rogue Trip - Vacation 2012 Model SLES-01417 | 1998 | GT Interactive Soft. Corp. NY, USA |
| Sony PlayStation CD | Rogue Trip - Vacation 2012 Model SLUS-00643 | 1998 | GT Interactive Soft. Corp. NY, USA |
| Slot Machine | Roll a Fortune | 1998 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Roll and Win | 1998 | WMS Gaming, Inc. Chicago, IL, USA |
| Sony PlayStation CD | Roll Away Model SLUS-00724 | 1998 | Psygnosis, Ltd. |
| Slot Machine | Roll in the Dough | 1998 | WMS Gaming, Inc. Chicago, IL, USA |
| Sega Saturn CD | Roommate 3 - Ryouko Kaze no Kagayaku Asa ni | 1998 | Datam Polystar |
| Sony PlayStation CD | Rosco McQueen - Firefighter Extreme Model SLUS-00750 | 1998 | Psygnosis, Ltd. |
| Slot Machine | Rotomat Trianon | 1998 | Bally Wulff |
