| Id | Name | Systems | Actions |
|---|---|---|---|
| 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 | |
| 1823 | Kirby: Canvas Curse | DS | |
| 740 | Kirby's Star Stacker | SNES | |
| 2265 | Kirby's Return to Dream Land | Wii | |
| 3311 | Kirby's Puresabe Adventure | NES | |
| 447 | Kirby's Pinball Land | GB | |
| 1603 | Kirby's Epic Yarn | Wii | |
| 954 | Kirby's Dream Land 3 | SNES | |
| 1660 | Kirby's Dream Land 2 | SGB, GB |