Kirby Tilt ‘n’ Tumble (USA)
Game Boy Color
Korokoro Kirby (Japan)
Game Boy Color
Kisekae Series 2 – Oshare Nikki (Japan)
Game Boy Color
Kikansha Thomas – Sodor-tou no Nakama-tachi (Japan)
Game Boy Color
K.O. – The Pro Boxing (Japan)
Game Boy Color
Konami GB Collection Vol.2 (Europe)
Game Boy Color
Konami GB Collection Vol.4 (Europe)
Game Boy Color
Kawa no Nushi Tsuri 4 (Japan)
Game Boy Color
Konami GB Collection Vol.1 (Europe)
Game Boy Color
Klax (USA)
Game Boy Color
Keitai Denjuu Telefang – Power Version (Japan)
Game Boy Color
Konami Winter Games (Europe)
Game Boy Color
Koguru Guruguru – Guruguru to Nakayoshi (Japan) (NP)
Game Boy Color
Knockout Kings (USA, Europe)
Game Boy Color
Koto Battle – Tengai no Morihito (Japan)
Game Boy Color
Klustar (Europe) (En,Fr,De,Es,It)
Game Boy Color
Karate Joe (Europe) (Unl)
Game Boy Color
Katou Hifumi Kudan – Shougi Kyoushitsu (Japan)
Game Boy Color
Keibajou e Ikou! Wide (Japan)
Game Boy Color
Kinniku Banzuke GB3 – Shinseiki Survival Retsuden! (Japan)
Game Boy Color
Keitai Denjuu Telefang – Speed Version (Japan)
Game Boy Color
Konchuu Fighters (Japan)
Game Boy Color
Konami GB Collection Vol.3 (Europe)
Game Boy Color
Kanji Boy (Japan)
Game Boy Color