| Sharp X68000 Series 5.25in. disk |  Giga Fight 68k | 1992 | Gainen Shuppon |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu | 1990 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu + Set Model HI8935 | 1990 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu II DX+Kit Model HI-9143 | 1991 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu II DX+Set | 1991 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu II Model HI-9038 | 1990 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu III | 1993 | Brother Kougyou Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu III - Original Scenario Shuu | 1993 | Brother Kougyou Japan |
| Sharp X68000 Series 5.25in. disk | Ginga Eiyuu Densetsu Power Up & Scenario Shuu | 1990 | Bothtec, Inc. Japan |
| Sharp X68000 Series 5.25in. disk | Girls Paradise. - Rakuen no Tenshi-tachi | 1989 | Great Japan |
| Sharp X68000 Series 5.25in. disk | Gize! XIX 18 | 1992 | IDES Japan |
| Sharp X68000 Series 5.25in. disk | Glacier | 1993 | DSN-9 |
| Sharp X68000 Series 5.25in. disk | Glacier Otameshi Version | 199? | DSN-9 |
| Sharp X68000 Series 5.25in. disk | Goddess' Blazon | 1995 | DCS Japan |
| Sharp X68000 Series 5.25in. disk | Gokiburi Game | 1989 | NST Japan |
| Sharp X68000 Series 5.25in. disk | Gorakuin | 1988 | Zenryutsu Japan |
| Sharp X68000 Series 5.25in. disk | Gradius P | 1987 | Sharp Japan |
| Sharp X68000 Series 5.25in. disk | Gradius 3 Cube Simulation | 1991 | Unknown Japan |
| Sharp X68000 Series 5.25in. disk | Gradius Arcade | 19?? | Unknown Japan |
| Sharp X68000 Series 5.25in. disk | Gradius II - GOFER no Yabou Model RA957 P | 1992 | Konami Co., Ltd. Japan |
| Sharp X68000 Series 5.25in. disk | Gram Cats 2 X 18 | 1993 | Dot Kikaku Japan |
| Sharp X68000 Series 5.25in. disk | Granada | 1990 | Wolf Team Japan |
| Sharp X68000 Series 5.25in. disk | Grandi Florum - Mischief of Iveris | 1990 | Compac Japan |
| Sharp X68000 Series 5.25in. disk | Grobda | 199? | Little Sound Japan |
| Sharp X68000 Series 5.25in. disk | Grobda Modoki | 199? | Unknown Japan |
| Sharp X68000 Series 5.25in. disk | Ground Master | 1988 | Xain Soft. Japan |
| Sharp X68000 Series 5.25in. disk | Group X | 1991 | Compac Japan |
| Sharp X68000 Series 5.25in. disk | Guardian | 1993 | Trap Zero |
| Sharp X68000 Series 5.25in. disk | Guardians | 1993 | Moai Japan |
| Sharp X68000 Series 5.25in. disk | Guerriere Lyeward Model TKPO-80010 | 1990 | Technopolis Soft Japan |
| Sharp X68000 Series 5.25in. disk | Gunship | 1990 | MicroProse Japan K.K. |
| Sharp X68000 Series 5.25in. disk | Gyaos | 1990 | Project Makkusu |
| Sharp X68000 Series 5.25in. disk | Gyopichan Osanpo Program | 1995 | YOH Japan |
| Sharp X68000 Series 5.25in. disk | Hacchake Ayayo-san II - Ikenai Holiday | 1991 | Hard Japan |
| Sharp X68000 Series 5.25in. disk | Hacchake Ayayo-san III - Watashi Icchattan Desu | 1992 | Hard Japan |
| Sharp X68000 Series 5.25in. disk | Hacchake Ayayo-san Pro-68k | 1990 | Hard Japan |
| Sharp X68000 Series 5.25in. disk | Haita Tsuun Dash | 199? | QTQ's Workshop |
| Sharp X68000 Series 5.25in. disk | Hakobune ni Notte | 1991 | Moai Japan |
| Sharp X68000 Series 5.25in. disk | Half Mind | 19?? | Pasoket |
| Sharp X68000 Series 5.25in. disk | Half Mind II | 19?? | Unknown Japan |
