| Id | Name | Systems | Actions |
|---|---|---|---|
| 3262 | Krazy Kreatures | NES | |
| 1615 | Krazy Ace Miniature Golf | Lynx | |
| 4157 | Kouryuu Densetsu Villgust Gaiden | NES | |
| 147 | Konami Wai Wai World | NES | |
| 3667 | Kolibri | 32X | |
| 284 | Knuckles' Chaotix | 32X | |
| 355 | Knuckles in Sonic the Hedgehog | Genesis | |
| 1243 | Knights of the Round | SNES | |
| 790 | Knightmare 2: The Maze of Galious | MSX | |
| 809 | Knight Quest | GB | |
| 2724 | Knight Guy in Low Res World: Castle Days | A7800 | |
| 903 | Klonoa: Empire of Dreams | GBA | |
| 1453 | Klonoa: Door to Phantomile | PSX | |
| 3092 | Klonoa Heroes: Densetsu no Star Medal | GBA | |
| 3163 | Klonoa Beach Volleyball | PSX | |
| 2706 | Klonoa 2: Dream Champ Tournament | GBA | |
| 3964 | Klaymen Gun-Hockey | PSX | |
| 3470 | Klax | Arcade | |
| 3855 | Klax | Genesis | |
| 2817 | Kizuna Encounter: Super Tag Battle | Arcade | |
| 304 | Kiwi Kraze: A Bird-Brained Adventure! | NES | |
| 1945 | Kiteretsu Daihyakka | NES | |
| 734 | Kishin Douji Zenki: Battle Raiden | SNES | |
| 3971 | Kirby: Planet Robobot | 3DS | |
| 1099 | Kirby: Nightmare in Dream Land | GBA |