K.O. - The Pro Boxing (Japan)
Kaept'n Blaubaer - Die verrueckte Schatzsuche (Germany)
Kaitei Densetsu!! Treasure World (Japan)
Kakurenbo Battle Monster Tactics (Japan)
Kakutou Ryouri Densetsu Bistro Recipe - Gekitou Foodon Battle Hen (Japan)
Kakutou Ryouri Densetsu Bistro Recipe - Kettou Bistgarm Hen (Japan)
Kanji Boy (Japan)
Kanji Boy 2 (Japan)
Kanji Boy 3 (Japan)
Kanji de Puzzle (Japan)
Kanzume Monsters Parfait (Japan)
Karamuchou wa Oosawagi! - Okawari! (Japan) (NP)
Karamuchou wa Oosawagi! - Polinkies to Okashina Nakama-tachi (Japan)
Karan Koron Gakuen - Hanafuda Mahjong (Japan)
Karate Joe (Europe) (Unl)
Kaseki Sousei Reborn II - Monster Digger (Japan)
Katou Hifumi Kudan - Shougi Kyoushitsu (Japan)
Kawa no Nushi Tsuri 4 (Japan)
Kawaii Pet Shop Monogatari (Japan)
Kawaii Pet Shop Monogatari 2 (Japan)
Keep the Balance (Europe) (En,Fr,De,Es,It)
Keibajou e Ikou! Wide (Japan)
Keitai Denjuu Telefang - Power Version (Japan)
Keitai Denjuu Telefang - Speed Version (Japan)
Kelly Club - Clubhouse Fun (USA)
Ken Griffey Jr.'s Slugfest (USA)
Kettou Beast Wars - Beast Senshi Saikyou Ketteisen (Japan)
Kidou Senkan Nadesico - Ruri Ruri Mahjong (Japan)
Kikansha Thomas - Sodor-tou no Nakama-tachi (Japan)
Kindaichi Shounen no Jikenbo - 10nenme no Shoutaijou (Japan)
