Kikansha Thomas – DS de Hajimeru Chiiku Gakushuu (Japan)

Kingdom Hearts – Re-coded (Japan)

Keshikasu-kun – Battle Kasu-tival (Japan)

Katekyoo Hitman Reborn! DS – Flame Rumble Hyper – Moeyo Mirai (Japan)

Keroro Gunsou – Enshuu Da yo! – Zenin Shuugou Part 2 (Japan)

Katekyoo Hitman Reborn! DS – Flame Rumble X – Mirai Chou Bakuhatsu!! (Japan)

Kamonohashikamo. – Aimai Seikatsu no Susume (Japan)

Koisuru Purin! – Koi wa Daibouken! Dr. Kanmi no Yabou! (Japan)

Kimokawa-E! (Japan)

Konami Classics Series – Arcade Hits (USA) (En,Ja)

Kingdom Hearts – 358-2 Days (Europe) (En,Fr,De,Es,It)

Korg DS-10 Synthesizer (USA)

Katekyoo Hitman Reborn! DS – Flame Rumble XX – Chou Kessen! Real 6 Chouka (Japan) (NDSi Enhanced)

Kero Kero 7 (Japan)

Kung Fu Panda – Legendary Warriors (USA) (En,Fr)

Katekyoo Hitman Reborn! DS – Fate of Heat III – Yuki no Shugosha Raishuu! (Japan)

Katekyoo Hitman Reborn! DS – Shinuki Max! Vongola Carnival!! (Japan)

Kawaii Koneko DS (Japan)

Kamen Rider Battle – GanbaRide – Card Battle Taisen (Japan)

Kidou Senshi Gundam 00 (Japan)

Kung Fu Panda – Legendary Warriors (Europe) (En,Fr,De,Es,It,Nl)

Kung Fu Panda (Europe)

Konnichiwa Akachan (Japan)

K-1 World GP – Zettai Ouja Ikusei Keikaku (Japan)