| Galaxy Wars II | 1981 | arcade |
| Galaxy X | 1979 | arcade |
| Galeoz | 1996 | ps1 |
| Gall Force - Eternal Story | 1986 | fds |
| Gallag | 1982 | arcade |
| Gallagher's Gallery | 1992 | arcade |
| Gallop - Armed Police Unit | 1991 | arcade |
| Galmedes | 1992 | arcade |
| Game Designer Yousei Soft - Dezaemon | 1991 | nes |
| The Game Paradise - Master of Shooting! / Game Tengoku - The Game Paradise | 1995 | arcade |
| Game Tengoku - The Game Paradise! | 1997 | saturn |
| Game Tengoku CruisnMix | 2017 | ps4 |
| Game Tree | 1978 | arcade |
| Gamshara | 2002 | arcade |
| Ganbare! Marine Kun | 2000 | arcade |
| Gang Busters | 1988 | arcade |
| Gang Hunter / Dead Angle | 1988 | arcade |
| Gangster Alley | 1982 | a2600 |
| Gaplus | 2009 | wii |
| Gaplus | 1984 | arcade |
| Garage | 2018 | switch |
| Gardia | 1986 | arcade |
| Garry Kitchen's Battletank | 1990 | nes |
| Garuka | 1988 | arcade |
| Garyo Retsuden | 1987 | arcade |
| Gas Hog | 1983 | a2600 |
| Gate of Thunder | 1992 | pcengine |
| Gate of Thunder | 2007 | wii |
| Gates of Zendocon | 1989 | lynx |
| Gatsbee | 1984 | arcade |
| Gears 5 | 2019 | xboxone |
| Gears of War | 2006 | xbox360 |
| Gears of War - Judgment | 2013 | xbox360 |
| Gears of War 2 | 2008 | xbox360 |
| Gears of War 3 | 2011 | xbox360 |
| Gears of War 4 | 2016 | xboxone |
| Gears of War: Ultimate Edition | 2015 | xboxone |
| Gebockers | 1996 | saturn |
| Geimos | 1985 | nes |
| Geist | 2005 | gc |
| Geki-Oh - Shienryuu | 1999 | ps1 |
| Gekijouban Macross F - Itsuwari no Utahime - Hybrid Pack | 2010 | ps3 |
| Gekijouban Macross F - Sayonara no Tsubasa - Hybrid Pack | 2011 | ps3 |
| Gekioh - Shooting King | 2002 | ps1 |
| Gekirindan | 1997 | saturn |
| Gekirindan | 1995 | arcade |
| Gekitsui Oh | 1985 | arcade |
| Gemini Wing | 1987 | arcade |
| Gene Rain | 2016 | xboxone |
| Gene Troopers | 2005 | ps2, xbox |
| Generation of Chaos Exceed - Yami no Koujo Roze | 2003 | gc |
| Genix Family | 1994 | arcade |
| Gensei Kyokou Seirei Kidoudan - Elemental Gearbolt | 1997 | ps1 |
| Genshitou 1930's | 1989 | arcade |
| Geo Storm | 1994 | arcade |
| Geometry Wars 3 - Dimensions Evolved | 2014 | ps3, vita |
| Geometry Wars 3: Dimensions | 2014 | ps4, xbox360 |
| Germ Wars | 1982 | arcade |
| Germs - Nerawareta Machi | 1999 | ps1 |
| Gerry Anderson's Thunderbirds - Kokusai Kyuujotai Shutsudou Seyo!! | 1993 | snes |
| Get Even | 2017 | ps4, xboxone |
| Ghen War | 1995 | saturn |
| Ghost Blade | 2015 | dreamcast |
| Ghost Hunter | 1996 | arcade |
| Ghost Pilots | 1991 | arcade, neogeo |
| Ghost Pilots | 1995 | neogeocd |
| Ghost Squad | 2007 | wii |
| Ghost Squad | 2004 | arcade |
| Ghost Squad Evolution | 2007 | arcade |
| Ghost in the Shell - Stand Alone Complex | 2005 | psp |
| GhostSlayer | 2010 | wii |
| Ghostbusters II | 1990 | gb |
| Ghoul Panic | 1999 | arcade, ps1 |
| Ghoul Patrol | 2021 | ps4, switch, xboxone |
| Ghoul Patrol | 1994 | snes |
| Giants - Citizen Kabuto | 2001 | ps2 |
| Giga Wing | 1999 | arcade |
| Giga Wing 2 | 2000 | arcade |
| Giga Wing Generations | 2004 | arcade |
| GigaWing 2 | 2001 | dreamcast |
| GigaWing Generations | 2005 | ps2 |
| Gigandes | 1989 | arcade |
| Ginga Force | 2020 | ps4 |
| Ginga Force | 2012 | xbox360 |
| Ginga Fukei Densetsu Sapphire | 1995 | pcengine |
| Gingateikoku no Gyakushu | 1980 | arcade |
| Girls und Panzer - Senshado, Kiwamemasu! | 2014 | vita |
| Glass | 1993 | arcade |
| Glass | 1994 | arcade |
| Gley Lancer | 2021 | switch |
| Gley Lancer | 2014 | wii |
| Global Defence Force | 2005 | ps2 |
| Gloom | 1995 | cd32 |
| Glory Days 2 | 2004 | nds |
| Go Go Mr. Yamaguchi / Yuke Yuke Yamaguchi-kun | 1985 | arcade |
| Go! Benny! | 1992 | nes |
| God Panic - Shijou Saikyou no Gundan | 1992 | pcengine |
| God's Trigger | 2019 | ps4, xboxone |
| The Godfather | 2006 | ps2, ps3, psp, wii, xbox, xbox360 |
| Gokujou Parodius Da! Deluxe Pack | 1997 | ps1 |