| Gourmet Sentai Barayarou | 1995 | snes |
| Gourmet Warriors | 2019 | snes |
| Gradius | 1991 | pcengine |
| Gradius III | 1989 | arcade, snes |
| Gradius V | 2004 | ps2 |
| Graffiti Kingdom | 2005 | ps2 |
| Granada | 1990 | genesis |
| Grand Cross | 1994 | arcade |
| Grand Master | 1991 | nes |
| Grand Theft Auto | 2002 | ps1 |
| Grand Theft Auto | 1998 | ps1 |
| Grand Theft Auto - Chinatown Wars | 2009 | nds, psp |
| Grand Theft Auto - London 1969 | 2000 | ps1 |
| Grand Theft Auto - Mission Pack 1 - London 1969 | 1999 | ps1 |
| Grand Theft Auto - Vice City Stories | 2006 | ps2, ps3, psp |
| Granew-tou! Daibouken | 1998 | ps1 |
| Granstream Denki - The Granstream Saga | 1997 | ps1 |
| The Granstream Saga | 1998 | ps1 |
| Graplop | 1983 | arcade |
| Grass Cutter | 2019 | vita |
| Grass Cutter - Mutated Lawns | 2019 | vita |
| Grasspin | 1983 | arcade |
| Gravitronix | 2009 | wii |
| Gravity Badgers | 2014 | vita, wiiu |
| Great Battle Fullblast | 2012 | psp |
| The Great Battle Gaiden 2 - Matsuri da Wasshoi | 1994 | snes |
| The Great Battle VI | 1997 | ps1 |
| The Great Circus Mystery Starring Mickey & Minnie | 1994 | genesis, snes |
| The Great Detention Getaway | | gb |
| The Great Fumo Binning | 2023 | pcengine |
| Green Beret | 2022 | sms |
| Gremlins | 1984 | a2600, a5200 |
| Grid Run | 1996 | ps1, saturn |
| Grid Runner | 1996 | ps1, saturn |
| Grill-Off with Ultra Hand! | 2010 | wii |
| GrimGrimoire | 2007 | ps2, ps3 |
| GrimGrimoire | 2012 | ps2 |
| Grind Stormer | 1992 | arcade, genesis |
| Gritz - The Pyramid Adventure | 1997 | ps1 |
| Grobda | 1984 | arcade |
| Grogger | 2023 | lynx |
| Groove Adventure Rave - Yuukyuu no Kizuna | 2002 | ps1 |
| Growl | 1990 | arcade, genesis |
| Grudge Warriors | 2000 | ps1 |
| Gruniozerca | 2016 | nes |
| Guardian | 1982 | a2600 |
| Guardian Heroes | 1996 | saturn |
| The Guardian of Darkness | 1999 | ps1 |
| Guardians of the Galaxy | 2016 | nes |
| Gui Yi | 2004 | xbox |
| Guilty Gear Petit | 2001 | wsc |
| Guilty Gear Petit 2 | 2001 | wsc |
| Guinness World Records - The Videogame | 2008 | nds, wii |
| Gun | 2005 | gc, ps2, xbox, xbox360 |
| Gun Survivor 2 - Biohazard - Code - Veronica | 2001 | ps2 |
| Gun Survivor 4 - Biohazard - Heroes Never Die | 2003 | ps2 |
| GunForce | 1992 | snes |
| GunSlugs | 2023 | genesis |
| GunWorld | 2015 | xboxone |
| GunWorld 2 | 2016 | xboxone |
| Gunbarich | 2001 | arcade |
| Guncom 2 | 2004 | ps2 |
| Gundam Battle Chronicle | 2007 | psp |
| Gundam Battle Online | 2001 | dreamcast |
| Gundam Battle Online - Trial Edition | 2001 | dreamcast |
| Gundam Battle Royale | 2006 | psp |
| Gundam Breaker | 2013 | ps3 |
| Gundam Breaker | 2013 | vita |
| Gundam Breaker 2 | 2014 | ps3, vita |
| Gundam Breaker 3 | 2016 | ps4, vita |
| Gundam Breaker 3 - Break Edition | 2016 | vita |
| Gundam Memories - Tatakai no Kioku | 2011 | psp |
| Gundam Musou Special | 2008 | ps2 |
| Gundam Side Story 0079 - Rise from the Ashes | 1999 | dreamcast |
| Gunfighter | 1979 | o2 |
| Gunfighter II - Revenge of Jesse James | 2003 | ps2 |
| Gungage | 1999 | ps1 |
| Gungrave | 2002 | ps2 |
| Gunman Clive 2 | 2015 | 3ds |
| Gunners Heaven | 1995 | ps1 |
| Gunnm - Kasei no Kioku | 1998 | ps1 |
| Gunparade Orchestra - Ao no Shou - Hikari no Umi kara Tegami o Okuri masu | 2006 | ps2 |
| Gunparade Orchestra - Midori no Shou - Ookami to Kare no Shounen | 2006 | ps2 |
| Gunparade Orchestra - Shiro no Shou - Aomori Penguin Densetsu | 2006 | ps2 |
| Guns of Icarus Alliance | 2018 | ps4 |
| Gunship | 1996 | ps1 |
| Gunslinger Girl. Volume. II | 2004 | ps2 |
| Guru Guru | 2005 | nds |
| Gussun Paradise | 1996 | ps1 |
| Gust Buster | 1983 | col |
| Guuguuthropus | 1999 | ps1 |
| Guzzler | 1983 | sg1000 |
| Guzzler | 1983 | arcade |
| Gwimuja 2 | 2002 | ps2 |
| Gwimuja 3 | 2004 | ps2 |
| Gynoug | 1991 | genesis |
| Gypsy Juggler | 1978 | arcade |
| H.E.R.O. - Helicopter Emergency Rescue Operation | 1984 | a2600, a5200, col, sg1000 |
| HD Adventures of Rotating Octopus Character | 2013 | vita |
| HES 6-Pak - Real Player's Pak | 1992 | nes |