| Game | Region | Rating | Download |
|---|
| Kage no Densetsu (NES) (Virtual Console) |  |  | |
| Kaizou Choujin Shubibinman (TGX) (Virtual Console) | | | |
| Kaizou Choujin Shubibinman 2 - Aratanaru Teki (TGX) (Virtual Console) | | | |
| Kaku! Ugoku! Tsukamaeru! Sensei Wii (WiiWare) | | | |
| Kamaitachi no Yoru (SNES) (Virtual Console) | | | |
| Kanken - Minna de Wai Wai Kanji Nou (WiiWare) | | | |
| Kanshakudama Nage Kantarou no Toukaidou Gojuusan-tsugi (NES) (Virtual Console) | | | |
| Kappa-kun to Asobou - Kappa-kun no Otanoshimikai (WiiWare) (DLC) | | | |
| Kappa-kun to Asobou - Kappa-kun no Otanoshimikai (WiiWare) | | | |
| Kappa-kun to Asobou - Kappa-kun to 3 Biki no Koneko (WiiWare) (DLC) | | | |
| Kappa-kun to Asobou - Kappa-kun to 3 Biki no Koneko (WiiWare) | | | |
| Kappa-kun to Asobou - Kappa-kun to Mori no Nakamatachi (WiiWare) (DLC) | | | |
| Kappa-kun to Asobou - Kappa-kun to Mori no Nakamatachi (WiiWare) | | | |
| Karaoke Joysound Wii (WiiWare) | | | |
| Karaoke Joysound Wii (WiiWare) |  | | |
| Karate Dou (Arcade) (Virtual Console) | | | |
| Karate Phants - Gloves of Glory (WiiWare) |  | | |
| Karnov's Revenge (Virtual Console) | | | |
| Katachi no Game - Maru Bou Shikaku (WiiWare) | | | |
| Katamuki Spirits (WiiWare) | | | |
| Kawa no Nushi Tsuni Shizenha (TGX) (Virtual Console) | | | |
| Kaze no Densetsu Xanadu (TGX) (Virtual Console) | | | |
| Kaze no Densetsu Xanadu II (TGX) (Virtual Console) | | | |
| Kekkyoku Nankyoku Daibouken (NES) (Virtual Console) | | | |
| Kentei TV! Wii - Minna de Gotouchi Quiz Battle! (WiiWare) | | | |
| Kentoushi - Furi Furi Boxing (WiiWare) | | | |
| KiKi KaiKai (TGX) (Virtual Console) | | | |
| Kid Chameleon (SMD) (Virtual Console) | | | |
| Kid Chameleon (SMD) (Virtual Console) | | | |
| Kid Icarus (NES) (Virtual Console) | | | |
| Kid Icarus (NES) (Virtual Console) |  | | |
| Kid Icarus (NES) (Virtual Console) | | | |
| Kiken Kuuiki (WiiWare) | | | |
| Kimi to Boku to Rittai. (WiiWare) | | | |
| King of Fighters '94, The (Virtual Console) | | | |
| King of Fighters '94, The (Virtual Console) | | | |
| King of Fighters '94, The (Virtual Console) | | | |
| King of Fighters '95, The (Virtual Console) | | | |
| King of Fighters '95, The (Virtual Console) | | | |
| King of Fighters '95, The (Virtual Console) | | | |
| King of Fighters '96, The (Virtual Console) | | | |
| King of Fighters '96, The (Virtual Console) | | | |
| King of Fighters '96, The (Virtual Console) | | | |
| King of Fighters '97, The (Virtual Console) | | | |
| King of Fighters '97, The (Virtual Console) | | | |
| King of Fighters '97, The (Virtual Console) | | | |
| King of Fighters '98, The (Virtual Console) | | | |
| King of Fighters '98, The (Virtual Console) | | | |
| King of Fighters '98, The (Virtual Console) | | | |
| King of Fighters '99, The (Virtual Console) | | | |
| King of Fighters '99, The (Virtual Console) | | | |
| King of Fighters '99, The (Virtual Console) | | | |
| King of the Monsters (Virtual Console) | | | |
| King of the Monsters (Virtual Console) | | | |
| King of the Monsters (Virtual Console) | | | |
| King of the Monsters 2 - The Next Thing (Virtual Console) | | | |
| King's Knight (NES) (Virtual Console) | | | |
| King's Knight (NES) (Virtual Console) | | | |
| Kirby 64 - The Crystal Shards (N64) (Virtual Console) | | | |
| Kirby 64 - The Crystal Shards (N64) (Virtual Console) | | | |
| Kirby 64 - The Crystal Shards (N64) (Virtual Console) | | | |
| Kirby Bowl (SNES) (Virtual Console) | | | |
| Kirby Super Star (SNES) (Virtual Console) | | | |
| Kirby TV Channel (Channel) | | | |
| Kirby no Kirakira Kids (SNES) (Virtual Console) | | | |
| Kirby's Adventure (NES) (Virtual Console) | | | |
| Kirby's Adventure (NES) (Virtual Console) |  | | |
| Kirby's Adventure (NES) (Virtual Console) | | | |
| Kirby's Adventure (NES) (Virtual Console) | | | |
| Kirby's Avalanche (SNES) (Virtual Console) | | | |
| Kirby's Dream Course (SNES) (Virtual Console) | | | |
| Kirby's Dream Course (SNES) (Virtual Console) | | | |
| Kirby's Dream Course (SNES) (Virtual Console) | | | |
| Kirby's Dream Land 3 (SNES) (Virtual Console) | | | |
| Kirby's Dream Land 3 (SNES) (Virtual Console) | | | |
| Kirby's Fun Pak (SNES) (Virtual Console) | | | |
| Kirby's Ghost Trap (SNES) (Virtual Console) | | | |
| Knuckle Heads (Arcade) (Virtual Console) | | | |
| Kodomo Kyouiku Terebi Wii - Aiue Ouchan (WiiWare) (DLC) | | | |
| Kodomo Kyouiku Terebi Wii - Aiue Ouchan (WiiWare) | | | |
| Kodomo Kyouiku Terebi Wii - Aiue Oumuzu (WiiWare) (DLC) | | | |
| Kodomo Kyouiku Terebi Wii - Aiue Oumuzu (WiiWare) | | | |
| Kotoba no Puzzle - Mojipittan Wii (WiiWare) (DLC) | | | |
| Kotoba no Puzzle - Mojipittan Wii (v2) (WiiWare) | | | |
| Kotoba no Puzzle - Mojipittan Wii (v257) (WiiWare) | | | |
| Kumanage Battle Hen Kina no Kiraina Aoi Houseki (WiiWare) (DLC) | | | |
| Kumanage Battle Hen Kina no Kiraina Aoi Houseki (WiiWare) | | | |
| Kumanage Puzzle Hen - Pina no Sukina Akai Candy (WiiWare) (DLC) | | | |
| Kumanage Puzzle Hen - Pina no Sukina Akai Candy (WiiWare) | | | |
| Kung Fu Funk - Everybody is Kung Fu Fighting! (WiiWare) | | | |
| Kung Fu Funk - Everybody is Kung Fu Fighting! (WiiWare) | | | |
| Kung Fu, The (TGX) (Virtual Console) | | | |
| Kunio-kun no Dodgeball da yo Zenin Shugou! (SNES) (Virtual Console) | | | |
| Kurohige Kiki Ippatsu Wii (WiiWare) | | | |
| Kyotokei (Demo) (WiiWare) | | | |
| Kyotokei (WiiWare) | | | |
| Kyotokei (Demo) (WiiWare) | | | |
| Kyotokei (WiiWare) | | | |
| Kyou to Ashita no Uranai Lucky Channel (Channel) | | | |
| Kyou to Ashita no Uranai Lucky Channel (v256) (Channel, Shortcut) | | | |
| Kyuuyaku Megami Tensei (SNES) (Virtual Console) | | | |
