| Gun Bullet (World, GN3 Rev B) (clone of: ptblank) | 1994 | Namco | gunbuletw | | 0.00 |
| Gunbalina (GNN1 Ver.A) (clone of: ptblank3) | 2000 | Namco | gunbalina | | 0.00 |
| Gunbarl (Japan, GNB4/VER.A) (clone of: ptblank2) | 1999 | Namco | gunbarl | | 0.00 |
| Gunmen Wars (GM1 Ver. A) | 1998 | Namco | gunwars | | 0.00 |
| Hopping Mappy | 1986 | Namco | hopmappy | Platform / Run Jump | 8.50 |
| J-League Soccer V-Shoot (Japan) | 1994 | Namco | vshoot | Sports / Soccer | 8.99 |
| Kaiun Quiz (Japan, KW1/VER.A) | 1999 | Namco | kaiunqz | | 0.00 |
| King & Balloon (Japan) (clone of: kingball) | 1980 | Namco | kingballj | | 0.00 |
| King & Balloon (US) | 1980 | Namco | kingball | Shooter / Gallery | 1.00 |
| Kinnikuman Muscle Grand Prix (KN1 Ver. A) | 2006 | Namco | kinniku | | 0.00 |
| Knuckle Heads (Japan) (clone of: knckhead) | 1992 | Namco | knckheadj | | 0.00 |
| Knuckle Heads (World) | 1992 | Namco | knckhead | Fighter / Versus | 7.44 |
| Kosodate Quiz My Angel (Japan) | 1996 | Namco | myangel | Quiz / Japanese | 0.00 |
| Kosodate Quiz My Angel 2 (Japan) | 1997 | Namco | myangel2 | Quiz / Japanese | 0.00 |
| Kosodate Quiz My Angel 3 (Japan, KQT1/VER.A) | 1998 | Namco | myangel3 | Quiz / Japanese | 7.17 |
| Kotoba no Puzzle Mojipittan (Japan, KPM1 Ver.A) | 2001 | Namco | knpuzzle | | 0.00 |
| Kung-Fu Roushi | 1987 | Namco | kungfur | | 0.00 |
| Kyuukai Douchuuki (Japan new version) | 1990 | Namco | kyukaidk | Sports / Baseball | 0.00 |
| Kyuukai Douchuuki (Japan old version) (clone of: kyukaidk) | 1990 | Namco | kyukaidko | | 0.00 |
| Libble Rabble | 1983 | Namco | liblrabl | Misc. | 6.67 |