| Gauntlet | No Alternate Title | U.S. Gold | 1990 | Action | SMS | N | N | Y | N |
| GB Memory Multi Menu | NP M-MENU | Nintendo | 01 March 2000 | Other | GB | N | N | Y | N |
| Gear Works | No Alternate Title | Sony Imagesoft | October 1993 | Puzzle | GB | N | N | Y | N |
| Gear Works | No Alternate Title | Sony Imagesoft | 1994 | Puzzle | GG | N | N | Y | N |
| GeGeGe no Kitarou 2: Youkai Gundan no Chousen | Spooky Kitaro 2: Kitaro Versus Yokai Army | Bandai | 22 December 1987 | Role Playing | NES | N | N | Y | N |
| Gekibo: Gekisha Boy | Photograph Boy | Irem | 02 October 1992 | Other | TG16 | N | N | Y | N |
| Gekido Advance - Kintaro's Revenge | No Alternate Title | DSI Games | 25 November 2003 | Action > Beat 'Em Up | GBA | N | N | Y | N |
| Gekisou Nyancle | Nyancle Racing | Matsushita Electric Industrial | 1988 | Racing | MSX | N | N | Y | N |
| Gekitotsu Dangan Jidousha Kessen - Battle Mobile | No Alternate Title | System Sacom | 25 June 1993 | Action | SNES | N | N | Y | N |
| Gekitotsu Pennant Race 2 (MSX2) | Pennant Race 2 | Konami | 1989 | Sports | MSX | N | N | Y | N |
| Gekitotsu Yonku Battle | 4 Wheel Drive Battle | Irem | 27 November 1989 | Racing | NES | N | N | Y | N |
| Gemfire | Super Royal Blood | Koei | 22 October 1992 | Strategy > Turn Based | SNES | N | N | N | Y |
| Gendai Daisenryaku 2002 | No Alternate Title | SystemSoft | 24 September 2002 | Strategy | PC | N | N | Y | N |
| Generation Xth: Code Hazard | No Alternate Title | Experience | 30 April 2008 | Role Playing | PC | N | N | Y | N |
| Genesis: Beyond the Revelation | No Alternate Title | Square | 1987 | Role Playing | PC88 | N | N | Y | N |
| Genghis Khan II: Clan of the Gray Wolf | Super Aoki Ookami to Shiroki Meshika: Genchou Hishi | Koei | 25 March 1993 | Strategy | SNES | N | N | N | Y |
| Genjuu Ryodan | No Alternate Title | Axela | 01 June 1998 | Strategy | SNES | N | N | Y | N |
| Gensou Suiko Gaiden Vol. 1: Harmonia no Kenshi | Suiko Gaiden Vol. 1: Swordsman of Harmonia | Konami | 21 September 2000 | Visual Novel | PSX | N | N | Y | N |
| Gensou Suiko Gaiden Vol. 2: Crystal Valley no Kettou | Suiko Gaiden Vol. 2: Duel at Crystal Valley | Konami | 22 March 2001 | Visual Novel | PSX | N | N | Y | N |
| Gensou Suikoden Card Stories | Suikoden Card Stories | Konami | 13 September 2001 | Card Game | GBA | N | N | Y | N |
