| P-47 | NMK, ExA-Arcadia, Jaleco | 4 | horizontally scrolling shooter |
| P.T.O. | Koei | 4 | — |
| Paha juttu | Mikko Hyppönen | 1 | — |
| Pajama Sam | Humongous Entertainment | 5 | adventure video game |
| Palm Kingdoms | — | — | turn-based strategy video game |
| Panzer Command | — | 1 | — |
| Papa Louie | Flipline Studios | 23 | — |
| Para Para Paradise | Konami | — | music video game |
| Paranormasight series | — | 1 | adventure video game |
| Parasite Eve | — | 3 | — |
| Paulo Coelho trilogy | — | 1 | adventure video game |
| PC Fútbol | — | 4 | association football video game |
| Peacock King | — | 4 | — |
| Penny Arcade Adventures: On the Rain-Slick Precipice of Darkness | Hothead Games | — | adventure video game, role-playing video game |
| Penumbra | Frictional Games | 3 | psychological horror fiction |
| Persona | Q780528 | 24 | role-playing video game |
| PETA satirical browser games | — | — | action game |
| Petz | — | 14 | virtual pet video game |
| PGA Tour | — | 4 | sports video game |
| PGA Tour 2K | HB Studios | 4 | — |
| Phantasy Star | Sonic Team | 17 | science fiction video game, role-playing video game |
| Phoenix | Firi Games | 2 | shoot 'em up |
| Photos (with) | Nintendo | 1 | augmented reality |
| Picross | — | 7 | puzzle video game |
| Picross e | — | 9 | nonogram video game |
| Piczle | — | 5 | logic video game |
| Pieces | Whirlpool | 2 | visual novel |
| Pinball Breakout | nuGAME | 1 | casual game, arcade, Breakout clone, pinball video game |
| Pirates of the Caribbean | — | 1 | — |
| Planet of the Apes | — | 3 | science fiction |
| Planetarian | — | 1 | — |
| Plants vs. Zombies | — | 4 | tower defense |
| Platform Racing | Jacob Grahn | 3 | platform game |
| Pokémon Mystery Dungeon | Spike Chunsoft, Chunsoft | 7 | roguelike |
| Pokémon Ranger | HAL Laboratory, Creatures | 3 | action role-playing game |
| Pokémon Stadium | HAL Laboratory | 3 | strategy video game |
| Polda | — | 7 | adventure video game |
| Poly Bridge | — | 3 | puzzle video game |
| Pool of Radiance | — | 5 | tactical role-playing game |
| PoPoLoCrois | — | — | role-playing video game |
| Poppy Playtime | — | 6 | survival horror |
| Populous | Bullfrog Productions | 4 | god game |
| Postal | Running with Scissors | 24 | satirical video game, black comedy video game, first-person shooter |
| Postknight | — | 2 | — |
| Power Instinct | Noise Factory, Q780528 | 2 | fighting game |
| Power Strike | — | 11 | top-down shooter |
| Prelude series | Eushully | 6 | eroge, role-playing video game |
| Premier Manager | — | 10 | association football management game |
| Pretty Rhythm | — | 1 | — |
| Prima Doll | — | 2 | visual novel |
| Princess Connect! | — | 2 | — |
| Pro Cycling Manager | Cyanide | 10 | simulation video game |
| Pro Pinball | — | — | action game |
| Professor Layton | Akihiro Hino, Level-5 | 13 | adventure video game, puzzle video game |
| Project Engage | — | 1 | — |
| Pump It Up | Andamiro | 2 | music video game |
| Punch-Out!! | — | 6 | boxing video game |
| PuraOre! Pride of Orange | — | 1 | — |
| Puzzle & Action | — | 4 | puzzle video game, party video game |
| Puzzle Express | HipSoft | 4 | — |
| Puzzle League | — | 8 | puzzle video game |