| Great Golf | WORLD | 1987-10 |
Sega | Commercial |
| Great Ice Hockey | JP | 1987 |
Sega | Commercial |
| Great Ice Hockey | US | 1986-12 |
Sega | Commercial |
| Great Soccer | EU | 1985-10 |
Sega | Commercial |
| Great Soccer | JP | 1985-10-27 |
Sega | Commercial |
| Great Soccer | TW | 1985-10 |
Sega | Unlicensed |
| Great Tennis | JP | 1985-12-22 |
Sega | Commercial |
| Great Volleyball | BR | 1987-03 |
Sega | Commercial |
| Great Volleyball | EU | 1987-03 |
Sega | Commercial |
| Great Volleyball | JP | 1987-03-29 |
Sega | Commercial |
| Great Volleyball | US | 1987-08 |
Sega | Commercial |
| Green Beret | WORLD | 2022-03 |
SMS Power! | Unlicensed |
| Grime Z80 | WORLD | |
| Unlicensed |
| Gun.Smoke | KR | 1990 |
Prosoft | Unlicensed |
| Guntus | WORLD | |
| Unlicensed |
| Haja no Fuuin | JP | 1987-10 |
Sega | Commercial |
| Hang On | EU | 1987-08 |
Sega | Commercial |
| Hang On | EU | 1990 |
Sega | Prototype |
| Hang On | JP | 1985-10-20 |
Sega | Commercial |
| Hang On & Astro Warrior | US | 1986-09 |
Sega | Commercial |
| Hang On & Safari Hunt | US | 1986-09 |
Sega | Commercial |
| Hang On & Safari Hunt | US | 1986-09 |
Sega | Prototype |
| Have Pity on Me | WORLD | |
| Prototype |
| Headless Ninja Volley | WORLD | |
| Prototype |
| Heavyweight Champ | BR | 1991 |
Sega | Commercial |
| Heavyweight Champ | EU | 1991-05 |
Sega | Commercial |
| Hermano | WORLD | |
| Unlicensed |
| Heroes Against Demons | WORLD | 2020 |
2Minds | Unlicensed |
| Heroes of the Lance | BR | 1991-12 |
U.S. Gold | Commercial |
| Heroes of the Lance | BR | 1991-12 |
U.S. Gold | Prototype |
| Heroes of the Lance | EU | 1991-12 |
U.S. Gold | Commercial |
| Heroes of the Lance | EU | 1991-12 |
U.S. Gold | Prototype |
| High School! Kimengumi | JP | 1986-12-15 |
Sega | Commercial |
| Hokuto no Ken | JP | 1986-07-20 |
Sega | Commercial |
| Hokuto no Ken | TW | 1986-07-20 |
Sega | Unlicensed |
| Home Alone | EU | 1993-06-07 |
Sega | Commercial |
| Hong Kil Dong | KR | 1991 |
Clover | Unlicensed |
| Hook | EU | 1992 |
Core Design | Prototype |
| Hopman | WORLD | |
| Unlicensed |
| Hoshi wo Sagashite | JP | 1988-04-02 |
Sega | Commercial |
| Hwarang-ui Geom | KR | 1988-06 |
Sega | Unlicensed |
| Ice Force | WORLD | |
| Unlicensed |
| Impetus | WORLD | |
| Unlicensed |
| Impossible Mission | BR | 1990-11 |
U.S. Gold | Commercial |
| Impossible Mission | BR | 1990-11 |
U.S. Gold | Prototype |
| Impossible Mission | EU | 1990-11 |
U.S. Gold | Commercial |
| Impossible Mission | EU | 1990-11 |
U.S. Gold | Prototype |
| Indiana Jones and the Last Crusade | BR | 1990 |
U.S. Gold | Commercial |
| Indiana Jones and the Last Crusade | EU | 1990 |
U.S. Gold | Commercial |
| Indiana Jones and the Last Crusade | US | 1990 |
U.S. Gold | Prototype |
| Io | WORLD | |
| Prototype |
| Iron Man | WORLD | 2025-03 |
old_pirate | Unlicensed |
| James 'Buster' Douglas Knockout Boxing | US | 1990 |
Sega | Commercial |
| James 'Buster' Douglas Knockout Boxing | US | 1990 |
Sega | Demo |
| James Bond 007 - The Duel | BR | 1993-04 |
Domark | Commercial |
| James Bond 007 - The Duel | EU | 1993-04 |
Domark | Commercial |
| James Pond 2 - Codename RoboCod | BR | 1993-08 |
U.S. Gold | Commercial |
| James Pond 2 - Codename RoboCod | EU | 1993-08 |
U.S. Gold | Commercial |
| Jang Pung 3 | KR | 1994-10 |
Sieco | Unlicensed |
| Jang Pung II | KR | 1993 |
Sieco | Unlicensed |
| Janggun-ui Adeul | KR | 1992-12 |
Daou Infosys | Unlicensed |
| Jet Pack | WORLD | 2026-03 |
SMS Power! | Unlicensed |
| Jetpac | WORLD | 2009-03 |
SMS Power! | Prototype |
| Jewel Jones | WORLD | 2019 |
ichigobankai & Vingazole | Prototype |
| Joe Montana Football | BR | 1990-12 |
Sega | Commercial |
| Joe Montana Football | EU | 1990-12 |
Sega | Commercial |
| Joe Montana Football | US | 1990-12 |
Sega | Commercial |
| Jogos de Verao II | BR | 1993-08 |
Sega | Commercial |
| Joust | WORLD | |
| Prototype |
| Jumping Jack'son | WORLD | 2025-03 |
slogra | Prototype |
| Jumpy | WORLD | |
| Prototype |
| Jurassic Park | BR | 1993-11 |
Sega | Commercial |
| Jurassic Park | EU | 1993-11 |
Sega | Commercial |
| Jurl | WORLD | |
| Prototype |
| KLAX | EU | 1991-11 |
Tengen | Commercial |
| Kenseiden | BR | 1988-06 |
Sega | Commercial |
| Kenseiden | EU | 1988-11 |
Sega | Commercial |
| Kenseiden | JP | 1988-06-02 |
Sega | Commercial |
| Kenseiden | US | 1988-10 |
Sega | Commercial |
| King & Balloon | KR | |
Namco | Unlicensed |
| King Kong | WORLD | |
| Unlicensed |
| King's Quest - Quest for the Crown | US | 1989-07 |
Parker Brothers | Commercial |
| King's Quest - Quest for the Crown | US | 1989-07 |
Parker Brothers | Prototype |
| Klondike Solitaire | WORLD | |
| Unlicensed |
| Knightmare II | KR | |
| Unlicensed |
| Knights & Demons | WORLD | |
| Unlicensed |
| Knights of the Square | WORLD | 2022-03 |
| Prototype |
| Krusty's Fun House | BR | 1992 |
Flying Edge | Commercial |
| Krusty's Fun House | EU | 1993-05 |
Flying Edge | Commercial |
| Kujaku Ou | JP | 1988-09 |
Sega | Commercial |
| KunKun & KokoKun | WORLD | |
| Unlicensed |
| KunKun & KokoKun 2 - Return of the Kun | WORLD | |
| Unlicensed |
| KunKun & KokoKun 2 - Return of the Kun | WORLD | |
| Prototype |
| Kung Fu Kid | BR | 1987-05 |
Sega | Commercial |
| Kung Fu Kid | EU | 1988-01 |
Sega | Commercial |
| Kung Fu Kid | TW | 1987-05 |
Sega | Unlicensed |
| Kung Fu Kid | US | 1987-10 |
Sega | Commercial |
| Lambo | WORLD | |
| Demo |
| Land of Illusion Starring Mickey Mouse | BR | 1993-04 |
Sega | Commercial |
| Land of Illusion Starring Mickey Mouse | EU | 1993-04 |
Sega | Commercial |