| Title | Year | Genre |
|---|---|---|
| Kaijuu no Shima - Amazing Island | 2004 | Adventure |
| Kao the Kangaroo Round 2 | 2005 | Platform |
| Karaoke Revolution Party | 2005 | Music / Dance |
| Kelly Slater's Pro Surfer | 2002 | Surf |
| Kero Kero King DX | 2003 | Arcade |
| Kidou Senshi Gundam - Gundam vs. Z Gundam | 2004 | Adventure |
| Kidou Senshi Gundam - Senshitachi no Kiseki | 2004 | Action |
| Killer7 | 2005 | Action |
| King Arthur | 2005 | Action |
| King Kong - The Official Game of the Movie | 2005 | Action |
| Kinnikuman Nisei - Shinsedai Choujin vs Densetsu Choujin | 2002 | Wrestling |
| Kirby Air Ride | 2004 | Racing |
| Kirby no Air Ride | 2003 | Racing |
| Kiwame Mahjong DX II - The 4th MONDO21Cup Competition | 2002 | Mahjong |
| Knights of the Temple - Infernal Crusade | 2004 | Action |
| Knockout Kings 2003 | 2002 | Boxing |
| Konjiki no Gash Bell!! Go! Go! Mamono Fight!! | 2005 | Fighting |
| Konjiki no Gash Bell!! Yuujou no Tag Battle 2 | 2005 | Fighting |
| Konjiki no Gash Bell!! Yuujou no Tag Battle Full Power | 2004 | Fighting |
| Kururin Squash! | 2004 | Puzzle |
| Kyojin no Doshin | 2002 | Strategy |
