| Portal 2 | 2011 | ps3, xbox360 |
| Postal Redux | 2020 | ps4, switch |
| Povar / Sobrat' Buran / Agroprom | | arcade |
| Power Gate | 1991 | pcengine |
| Power Lords | 1983 | a2600 |
| Power Strike II | 1993 | gg, sms |
| PowerUp Forever | 2008 | xbox360 |
| The Powerpuff Girls - Mojo Jojo A-Go-Go | 2001 | gba |
| Powerslave | 1996 | ps1, saturn |
| Predator 2 | 1992 | genesis, gg, sms |
| Predator: Hunting Grounds | 2020 | ps4 |
| The Predators | 1986 | arcade |
| Prehistoric Isle 2 | 1999 | arcade, neogeo |
| Prehistoric Isle in 1930 | 1989 | arcade |
| Prey | 2017 | ps4, xboxone |
| Prey | 2006 | xbox360 |
| PriKura Daisakusen | 1996 | saturn |
| Primal Carnage: Extinction | 2015 | ps4 |
| Primeval Hunt | 2008 | arcade |
| Prismatic Solid | 2015 | ps4 |
| Probotector | 1990 | gb, nes |
| Probotector 2 | 1994 | gb |
| Prodeus | 2022 | switch |
| Progear | 2001 | arcade |
| Progear no Arashi | 2001 | arcade |
| Project - Snowblind | 2005 | ps2, xbox |
| Project Eden | 2001 | ps2 |
| Project Minerva Professional | 2002 | ps2 |
| Project Root | 2015 | vita, xboxone |
| Project S-11 | 2000 | gbc |
| Project S.K.I.F.F | 2023 | nes |
| Project Starship | 2020 | xboxone |
| Project Sylpheed - Arc of Deception | 2007 | xbox360 |
| Project Warlock | 2020 | ps4, switch |
| Proof of Destruction | 2022 | gbc |
| Protector | 2002 | jaguar |
| Protector - Special Edition | 2002 | jaguar |
| Protoethea | 2008 | wii |
| Psikyo Shooting Collection | | ps4 |
| Psikyo Shooting Collection Vol. 2 - Sengoku Ace & Sengoku Blade | 2005 | ps2 |
| Psikyo Shooting Collection Vol. 3 - Sol Divide & Dragon Blaze | 2005 | ps2 |
| Psychic Storm | 1992 | pcengine |
| Psycho-Nics Oscar | 1987 | arcade |
| Psychosis | 1990 | pcengine |
| Psychosis | 2008 | wii |
| Psyvariar - Complete Edition | 2002 | ps2 |
| Psyvariar -Medium Unit | 2000 | arcade |
| Psyvariar -Revision | 2000 | arcade |
| Psyvariar 2 - Extend Edition | 2004 | xbox |
| Psyvariar 2 - The Will To Fabricate | 2003 | arcade |
| Psyvariar 2 - The Will to Fabricate | 2004 | dreamcast |
| Psyvariar 2 - Ultimate Final | 2004 | ps2 |
| Psyvariar Delta | 2018 | ps4 |
| Pulstar | 1995 | arcade, neogeo, neogeocd |
| Pulveration | | nes |
| The Punisher | 1990 | nes |
| The Punisher | 2005 | ps2, xbox |
| The Punisher - No Mercy | 2009 | ps3 |
| The Punisher - The Ultimate Payback | 2001 | gb |
| Purple Chicken Spaceman | 2019 | xboxone |
| Pyramid Intruder | 1995 | 3do |
| QB-3 | 1982 | arcade |
| Qlione 2 | 2010 | ps3 |
| Quake | 2003 | gba |
| Quake | 1997 | n64, saturn |
| Quake | 2021 | switch |
| Quake 4 | 2005 | xbox360 |
| Quake Arcade Tournament | 1998 | arcade |
| Quake II | 1999 | n64, ps1 |
| Quake III - Arena | 2000 | dreamcast |
| Quake III - Revolution | 2001 | ps2 |
| Quantum Break | 2016 | xboxone |
| Quantum Error | | ps4 |
| Quantum Theory | 2010 | ps3, xbox360 |
| Quarantine | 1995 | 3do |
| Quasar | 1980 | arcade |
| Qubed | 2009 | xbox360 |
| Queen Bee V | 1994 | nes |
| Quest of D Oukoku no Syugosya Ver. 3.02 | 2007 | arcade |
| Quest of D The Battle Kingdom | 2007 | arcade |
| Quick Shots | 1994 | arcade |
| Qwak!/Quack | 1974 | arcade |
| R-Shark | 1995 | arcade |
| R-Type | 1987 | arcade, pcengine, sms |
| R-Type | 2009 | wii |
| R-Type | 2016 | wiiu |
| R-Type | 2009 | arcade |
| R-Type Complete CD | 1991 | pcengine |
| R-Type DX | 1999 | gbc |
| R-Type Delta | 1998 | ps1, psp |
| R-Type Dimensions | 2014 | ps3 |
| R-Type Dimensions | 2009 | xbox360 |
| R-Type Dimensions EX | 2018 | ps4, switch |
| R-Type Final | 2003 | ps2 |
| R-Type Final 2 | 2021 | ps4, switch, xboxone |
| R-Type I | 1988 | pcengine |
| R-Type II | 1988 | pcengine |
| R-Type II | 1989 | arcade |
| R-Type II | 1997 | arcade |
| R-Type III | 1994 | snes |