 | Pipi & Bibis / Whoopee!! (prototype) (clone of: pipibibs) | 1991 | Toaplan | pipibibsp | | 0.00 |
| Pipi & Bibis / Whoopee!! (Teki Paki hardware) (clone of: pipibibs) | 1991 | Toaplan | whoopee | Platform / Run Jump *Mature* | 0.00 |
| Pipi & Bibis / Whoopee!! (Z80 sound cpu, set 1) | 1991 | Toaplan | pipibibs | Platform / Run Jump *Mature* | 8.56 |
| Pipi & Bibis / Whoopee!! (Z80 sound cpu, set 2) (clone of: pipibibs) | 1991 | Toaplan | pipibibsa | | 0.00 |
| | Poizone | 1991 | Eterna | poizone | | 7.00 |
| | Poker 91 | 1991 | | poker91 | | 0.00 |
| | Poker Carnival | 1991 | Subsino | crsbingo | | 0.00 |
| | Poker Dice | 1991 | Strata/Incredible Technologies | pokrdice | Casino | 5.00 |
| | Poker Master (Tony-Poker V3.A, hack?) | 1991 | Corsica | tonypok | | 0.00 |
 | Pollux (set 1) | 1991 | Dooyong | pollux | Shooter / Flying Vertical | 6.00 |
| Pollux (set 2) (clone of: pollux) | 1991 | Dooyong | polluxa | Shooter / Flying Vertical | 0.00 |
| Pollux (set 3) (clone of: pollux) | 1991 | Dooyong | polluxa2 | | 0.00 |
| | Pop Shot (prototype) | 1991 | Dynamo | popshot | | 0.00 |
 | Power Blade (PlayChoice-10) | 1991 | Taito (Nintendo of America license) | pc_pwbld | Platform / Fighter | 0.00 |
| | Power League IV (Tourvision PCE bootleg) | 1991 | bootleg (Tourvision) / Hudson | tvpwlg4 | | 0.00 |
 | Power Spikes (bootleg) (clone of: pspikes) | 1991 | bootleg | pspikesb | | 0.00 |
| Power Spikes (China) (clone of: pspikes) | 1991 | bootleg | pspikesc | | 0.00 |
| Power Spikes (Korea) (clone of: pspikes) | 1991 | Video System Co. | pspikesk | Sports / Volleyball | 0.00 |
| Power Spikes (World) | 1991 | Video System Co. | pspikes | Sports / Volleyball | 3.52 |
 | Power Wheels (Japan) (clone of: dblaxle) | 1991 | Taito Corporation | pwheelsj | Driving / Race (chase view) | 0.00 |
