| King of Dragons, The (Japan) | |
| King of Dragons, The (USA) | |
| King of Rally, The (Japan) | |
| King of the Monsters (Europe) | |
| King of the Monsters (Japan) | |
| King of the Monsters (USA) | |
| King of the Monsters 2 - The Next Thing (Japan) | |
| King of the Monsters 2 (USA) | |
| Kingyo Chuuihou! Tobidase! Game Gakuen (Japan) | |
| Kinnikuman - Dirty Challenger (Japan) | |
| Kirby Bowl (Japan) | |
| Kirby in Super Mario Land 2.5 | |
| Kirby in The Megaman 29th Anniversary Adventure | |
| Kirby no Kirakira Kids (English v1.1) | |
| Kirby no Kirakira Kids (Japan) | |
| Kirby Super Star (USA) | |
| Kirby's Avalanche (USA) | |
| Kirby's Dream Course (Europe) | |
| Kirby's Dream Course (USA) | |
| Kirby's Dream Land 3 (USA) | |
| Kirby's Fun Pak (Europe) | |
| Kirby's Ghost Trap (Europe) | |
| Kishin Douji Zenki - Battle Raiden (Japan) | |
| Kishin Douji Zenki - Denei Raibu (Japan) | |
| Kishin Douji Zenki - Tenchi Meidou (Japan) | |
| Kishin Kourinden Oni (Japan) | |
| Kishin Kourinden Oni (Japan) (Beta) | |
| Kiteretsu Daihyakka - Choujikuu Sugoroku (Japan) | |
| Knights of the Round (Europe) | |
| Knights of the Round (Japan) | |
| Knights of the Round (USA) | |
| Konpeki no Kantai (Japan) | |
| Kouryaku Casino Bar (Japan) | |
| Kouryuu Densetsu Villgust - Kieta Shoujo (Japan) | |
| Kouryuu Densetsu Villgust - Kieta Shoujo (Japan) [En by Magic Destiny v1.0] | |
| Kouryuu no Mimi (Japan) | |
| Kouryuuki (Japan) | |
| Koushien 2 (Japan) | |
| Koushien 3 (Japan) | |
| Koushien 4 (Japan) | |
| Kousoku Shikou - Shougi Ou (Japan) | |
| Koutetsu no Kishi (Japan) | |
| Koutetsu no Kishi 2 - Sabaku no Rommel Gundan (Japan) | |
| Koutetsu no Kishi 3 - Gekitotsu Europe Sensen (Japan) | |
| Krusty's Super Fun House (Europe) | |
| Krusty's Super Fun House (Europe) (Rev A) | |
| Krusty's Super Fun House (USA) | |
| Krusty's Super Fun House (USA) (Rev A) | |
| Krusty's World (Japan) | |
| Kunio no Oden (Japan) | |