Game Boy - K
- Käpt'n Blaubär - Die verrückte Schatzsuche
- Karakuri Kengou Den Musashi Lord
- Ken Griffey Jr. Presents Major League Baseball
- Ken Griffey Jr.'s Slugfest
- Kick Off! 3
- Kid Dracula
- Kid Icarus - of Myths and Monsters
- Killer Instinct
- King of Fighter's '95
- King of Fighters '95
- King of Fighters '96
- King of Fighters 95
- King of Fighters 96
- Kingdom Crusade
- Kirby - Tilt 'n' Tumble
- Kirby Dreamland
- Kirby Dreamland 2
- Kirby's Block Ball
- Kirby's Dream Land
- Kirby's Dream Land 2
- Kirby's Pinball Land
- Kirby's Star Stacker
- Kirby's Tilt 'n Tumble
- Kirbys Dream Land
- Kirbys Dreamland 2
- Klax
- Klustar
- Knight Quest
- Knight's Quest
- Knockout Kings
- KO Boxing
- Konami Winter Games
- Korodice
- Krusty's Fun House