| Pinball - Revenge of the 'Gator | US | 1990-03 |
Nintendo | Commercial |
| Pinball - Revenge of the 'Gator | US | 1990-03 |
Nintendo | Prototype |
| Penguin Land | JP | 1990-03-21 |
Pony Canyon | Commercial |
| Penguin-kun Wars VS | JP | 1990-03-30 |
ASCII Corporation | Commercial |
| Popeye | JP | 1990-04-20 |
Sigma Enterprises | Commercial |
| Popeye | US | 1990-04-20 |
Sigma Enterprises | Prototype |
| Pitman | JP | 1990-06 |
Asmik Corporation of America | Commercial |
| Power Paws | EU | 1990-06 |
Asmik Corporation of America | Prototype |
| Paperboy | US | 1990-07 |
Mindscape | Commercial |
| Penguin Wars | US | 1990-07 |
ASCII Corporation | Commercial |
| Pipe Dream | JP | 1990-07-03 |
Bullet-Proof Software | Commercial |
| Puzznic | JP | 1990-07-31 |
Taito | Commercial |
| Puzznic | US | 1990-07-31 |
Taito | Prototype |
| Power Mission | JP | 1990-08-24 |
NTV International Corporation | Commercial |
| Pipe Dream | US | 1990-09 |
Bullet-Proof Software | Commercial |
| Pro Wrestling | JP | 1990-09-14 |
HAL Laboratory | Commercial |
| Palamedes | US | 1990-10 |
Hot-B | Prototype |
| Palamedes | JP | 1990-10-12 |
Hot-B | Commercial |
| Pac-Man | JP | 1990-11-16 |
Namco | Commercial |
| Parasol Henbee | JP | 1990-11-16 |
Epoch | Commercial |
| Play Action Football | US | 1990-12 |
Nintendo | Commercial |
| Power Racer | US | 1990-12 |
Tecmo | Commercial |
| Painter Momopie | JP | 1990-12-07 |
Sigma Enterprises | Commercial |
| Pri Pri - Primitive Princess! | JP | 1990-12-12 |
Sunsoft | Commercial |
| Pri Pri - Primitive Princess! | WORLD | 1990-12-12 |
Sunsoft | Commercial |
| Pocket Stadium | JP | 1990-12-14 |
Atlus | Commercial |
| Ponta to Hinako no Chindouchuu - Yuujou Hen | JP | 1990-12-20 |
Naxat Soft | Commercial |