| PC/MS-Windows CD |  Princess Danger 2 | 1998 | Janis Computer Soft., Inc. Japan |
| Sony PlayStation CD | Princess Maker - Pocket Daisakusen Model SLPS-01477 | 1998 | NineLives, Inc. |
| Sega Saturn CD | Princess Maker - Yumemiru Yousei | 1998 | Gainax Japan |
| PC/MS-Windows CD | Princess Maker - Yumemiru Yousei | 1998 | Gainax Japan |
| Sega Saturn CD | Princess Quest | 1998 | IPC Increment P Corp. Japan |
| Sony PlayStation CD | Prism Court Model SLPS-01226 | 1998 | FPS Fujitsu Personal Computer Systems, Ltd. |
| Sony PlayStation CD | Prism Land Story Model SLPS-01252 | 1998 | D.Cruise |
| PC/MS-Windows CD | Private Garden II | 1998 | Tetratech Japan |
| Redemption game (mechanical) | Prize Sensor | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sony PlayStation CD |  Pro Foot Contest '98 + Grand Theft Auto + Courier Crisis Model SLED-01295 | 1998 | Unknown |
| Sony PlayStation CD | Pro Mahjong Kiwame Plus II Model SLPS-01605 | 1998 | Athena Co., Ltd. Japan |
| Nintendo Super Famicom cart. | Pro Mahjong Tsuwamono Renkaban Model SHVC-AQ2J-JPN | 1998 | Culture Brain |
| PC/MS-Windows CD | Pro Pilot | 1998 | Sierra On-Line, Inc. USA 20626 |
| Sony PlayStation CD | Pro Pinball - Big Race USA Model SLES-01211 | 1998 | Empire Interactive Europe, Ltd. |
| Sega Saturn CD | Pro Pinball - The Web | 1998 | Empire Interactive Europe, Ltd. |
| Sony PlayStation CD | Pro Pinball - Timeshock! Demo Model SLUS-90039 | 1998 | Empire Interactive Europe, Ltd. |
| Sony PlayStation CD | Pro Pinball - Timeshock! Model SLES-00606 | 1998 | Empire Interactive Europe, Ltd. |
| Sony PlayStation CD | Pro Pinball - Timeshock! Model SLUS-00639 | 1998 | Empire Interactive Europe, Ltd. |
| Sony PlayStation CD | Pro Wrestling Sengokuden 2 - Kakutou Emaki Model SLPS-01388 | 1998 | KSS Media Ent. Co. Japan |
| Sega Saturn CD | Pro Yakyuu Greatest Nine '98 - Summer Action | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn CD | Pro Yakyuu Greatest Nine '98 Model GS-9185 | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sony PlayStation CD | Pro Yakyuu Nettou Puzzle Stadium Model SLPS-01371 | 1998 | Coconuts Japan |
| Sega Saturn CD | Pro Yakyuu Team mo Tsukurou! | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Commodore C64 disk | Professor Calhoon V | 1998 | J&F Publishing, Inc. |
| Sony PlayStation CD | Project V6 Model SLPS-01260 | 1998 | General Ent. |
| Sega Dreamcast GD | Promotion Disc | 1998 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sony PlayStation CD | Promotional Demos: G.Darius + Devil Dice + Brunswick Circuit Pro Bowling Model SLUS-80690 | 1998 | T-HQ, Inc. Toy HeadQuarters |
| PC/MS-Windows CD | Prost Grand Prix | 1998 | Canal+ Multimedia |
| Sony PlayStation CD | Psybadek Demo Model SLED-01488 | 1998 | Psygnosis, Ltd. |
| Sony PlayStation CD | Psybadek Model SLES-00929 | 1998 | Psygnosis, Ltd. |
| Sony PlayStation CD | Psybadek Model SLUS-00730 | 1998 | Psygnosis, Ltd. |
| Arcade Video game | Psychic Force 2012 | 1998 | Taito Corp. Japan |
| Fruit Machine | Psycho Cash Beast | 1998 | Barcrest Games |
| Amstrad CPC 464 disk | Psycho popcorn 2 Hb | 1998 | Unknown |
| Sony PlayStation CD | Puchi Carat Model SLPS-01435 | 1998 | Taito Corp. Japan |
| Fruit Machine | Pump it Up | 1998 | Barcrest Games |
| Sony PlayStation CD |  Punky Skunk Model SLUS-00579 | 1998 | JALECO USA, Inc. USA |
| Nintendo Game Boy Cart. | Purikura Pocket 3 - Talent Debut Daisakusen Model DMG-A3PJ-JPN | 1998 | Atlus Co., Ltd. Japan |
| PC/MS-Windows CD | Puyo Puyo Sun | 1998 | Compile |
| Sega Saturn CD | Puyo Puyo Sun Sega Saturn Collection Model T-6609G | 1998 | Compile |
