| G.T. Block Challenger | 1978 | arcade |
| G.T.A - Grand Theft Auto | 2002 | ps1 |
| GATO | 1988 | a7800 |
| GLK Dance | 1999 | nes |
| Gacha Mecha Stadium - Saru Battle | 2004 | ps2 |
| GachiTora! Abarenbou Kyoushi in High School | 2011 | psp |
| Gadget & the Gadgetinis | 2004 | ps2 |
| Gaijin Charenji 1: Kiss or Kill | 2019 | xboxone |
| Gain Ground | 2007 | wii |
| Gako Zouryuu - Crouching Tiger, Hidden Dragon | 2004 | ps2 |
| Galactic Pinball | 1995 | vb |
| Galactic Protector | 1988 | sms |
| Galactic Revenge | 2018 | sms |
| Galactic Space Wars, Lunar Lander | 1980 | channelf |
| Galaga - Destination Earth | 2000 | ps1 |
| Galaxian^3 | 1996 | ps1 |
| Galaxy Rescue | 1979 | arcade |
| Galaxy Wars | 1995 | snes |
| Gale Gunner | 2000 | ps1 |
| Galerians | 1999 | ps1 |
| Galerians - Ash | 2002 | ps2 |
| Gallery Fake | 2005 | psp |
| Gals Pinball | 1996 | arcade |
| Game Boy Camera | 1998 | gb |
| Game Boy Camera Gold | 1998 | gb |
| Game demo, Papa no Iukoto o Kikinasai! | 2012 | psp |
| Gamera 2000 | 1997 | ps1 |
| Gamma-Attack | 1983 | a2600 |
| Ganbare Goemon - Kuru nara Koi! Ayashige Ikka no Kuroi Kage | 1998 | ps1 |
| Ganbare Goemon - Ooedo Daikaiten | 2001 | ps1 |
| Ganbare Goemon - Sarawareta Ebisumaru | 1991 | gb |
| Ganbare Goemon - Seikuushi Dynamites Arawaru!! | 2000 | gbc |
| Ganbare Goemon - Uchuu Kaizoku Akogingu | 1996 | ps1 |
| Ganbare Goemon 2 - Kiteretsu Shougun McGuiness | 1993 | snes |
| Ganbare! Daiku no Gen-san | 1993 | snes |
| Gangan Gan-chan | 1995 | snes |
| Gangcheol RoboCop | 1992 | sms |
| Gangster Town | 1987 | sms |
| Gangway Monsters | 1998 | ps1 |
| Ganpuru - Gunman's Proof | 1997 | snes |
| Ganryu | 2017 | dreamcast |
| Ganso Jajamaru-kun | 1999 | ws |
| Ganso Saiyuuki - Super Monkey Daibouken | 1986 | nes |
| Gantz - The Game | 2005 | ps2 |
| Garbage Pail Kids: Mad Mike and the Quest for Stale Gum | 2022 | switch |
| Garfield | 2004 | ps2 |
| Garfield - Arleene o Sukue! | 2006 | ps2 |
| Garfield - Lasagna World Tour | 2007 | ps2 |
| Garfield - Saving Arlene | 2006 | ps2 |
| Garfield 2 | 2004 | nds |
| Garfield 2 | 2006 | ps2 |
| Garfield Gets Real | 2007 | nds |
| Gargoyle's Quest II - The Demon Darkness | 2014 | wiiu |
| Garry Kitchen's Super Battletank - War in the Gulf | 1992 | genesis, snes |
| Gate of Doom | 1990 | arcade |
| Gauntlet | 1983 | a2600 |
| Gauntlet | 1993 | genesis |
| Gauntlet | 1988 | nes |
| Gauntlet | 1990 | sms |
| Gauntlet | 1985 | arcade |
| Gauntlet - Seven Sorrows | 2005 | ps2, xbox |
| Gauntlet - The Third Encounter | 1990 | lynx |
| Gauntlet Dark Legacy | 1999 | arcade, gba, gc, ps2, xbox |
| Gauntlet II | 1990 | gb, nes |
| Gauntlet II | 2007 | ps3 |
| Gauntlet II | 1986 | arcade |
| Gauntlet IV | 1993 | genesis |
| Gauntlet Legends | 1998 | arcade, dreamcast, n64, ps1 |
| Gauntlet: Slayer Edition | 2015 | ps4 |
| GeGeGe no Kitarou - Gyakushuu! Youma Daikessen | 2003 | ps1 |
| Gear Fighter Dendoh | 2001 | ps1 |
| Gecko Blaster | 2007 | ps2 |
| Gee Bee | 1978 | arcade |
| Gegege no Kitarou - Youkai Daigekisen | 2008 | nds |
| Gegege no Kitarou - Youkai Daiundoukai | 2007 | wii |
| Gekido - Urban Fighters | 2000 | ps1 |
| Gekisha Boy | 1992 | pcengine |
| Gekisha Boy 2 - Tokudane Taikoku Nippon | 2001 | ps2 |
| Gekitou! Crash Gear Turbo - Gear Champion League | 2002 | wsc |
| Gekitou! Crush Gear Turbo | 2002 | ps1 |
| Gekitou! Crush Gear Turbo - Comic Bom Bom Special Disc | 2002 | ps1 |
| Gemcrush | 1996 | arcade |
| Generation Zero | 2019 | ps4, xboxone |
| Generations Lost | 1994 | genesis |
| Genimus | 2013 | vita |
| Genji | 2005 | ps2 |
| Genji - Dawn of the Samurai | 2005 | ps2 |
| Genji Tsuushin Agedama | 1991 | pcengine |
| Genjin Cottsu | 1995 | gb |
| Genma Onimusha | 2002 | xbox |
| Genpei Toumaden | 1990 | pcengine |
| Gensan | 2009 | psp |
| Gensou Maden Saiyuuki - Haruka naru Nishi e | 2002 | ps1 |
| Geojisui Yunmugok | 2008 | nds |
| Geometry Wars - Galaxies | 2007 | nds, wii |
| George of the Jungle | 2008 | nds, ps2, wii |
| Germ Squashers | 2015 | nes |
| Gerry Anderson's Thunderbirds | 1993 | gb |
| Get Off My Lawn! | 2014 | vita |
| Get Ride! Amdriver - Senkou no Hero Tanjou! | 2004 | gba |