| Kimi ni Todoke - Sodateru Omoi (Japan) | |
| Kimi no Tame Nara Shineru (Japan) (En,Ja) | |
| Kimi no Yuusha (Japan) | |
| Kimochi yosa Rensa Puzzle - Trion Cube (Japan) | |
| Kimokawa-E! (Japan) | |
| Kindaichi Shounen no Jikenbo - Akuma no Satsujin Koukai (Japan) | |
| Kingdom Hearts - 358-2 Days (Europe) (En,Fr,De,Es,It) | |
| Kingdom Hearts - 358-2 Days (Japan) | |
| Kingdom Hearts - 358-2 Days (USA) (En,Fr) | |
| Kingdom Hearts - Re-coded (Europe) (En,Fr,De,Es,It) | |
| Kingdom Hearts - Re-coded (Japan) | |
| Kingdom Hearts - Re-coded (USA) (En,Fr,Es) | |
| Kira Kira Pop Princess (Europe) (En,Fr,It) | |
| Kirakira Rhythm Collection (Japan) (NDSi Enhanced) | |
| Kirarin Revolution | |
| - Atsumete Change! - Cool Kira Coord (Japan) | |
| Kirarin Revolution - Kira Kira Idol Audition (Japan) | |
| Kirarin Revolution - Mezase Idol Queen (Japan) | |
| Kirarin Revolution - Minna de Odorou Furi Furi Debut! (Japan) | |
| Kirarin Revolution - Naa-san to Issho (Japan) | |
| Kirarin Revolution - Tsukutte Misechao! - Kime Kira Stage (Japan) | |
| Kirby - Canvas Curse (USA) | |
| Kirby - Mass Attack (Europe) (En,Fr,De,Es,It) | |
| Kirby - Mass Attack (USA) (En,Fr,Es) | |
| Kirby - Mouse Attack (Europe) (En,Fr,De,Es,It) | |
| Kirby - Power Paintbrush (Europe) (En,Fr,De,Es,It) | |
| Kirby - Squeak Squad (USA) | |
| Kirby Super Star Allies | |
| Kirby Super Star Ultra (Europe) (En,Fr,De,Es,It) | |
| Kirby Super Star Ultra (USA) | |
| Kirby Ultra Super Deluxe (Korea) | |
| Kirei Zukin Seikatsu (Japan) | |
| Kirihara Shoten Forest - Eigo@DS (Japan) | |
| Kirihara Shoten Kanshuu - Daigakusei Ryoku Kentei DS (Japan) | |
| Kirikou and the Wild Beasts (Europe) (En,Fr,De,Es,It) | |
| Kiwami Birei Aquarium - Sekai no Sakana to Iruka Kujira-tachi (Japan) | |
| Knigge - Spielend zum Guten Benehmen (Germany) | |
| Knights in the Nightmare (Japan) | |
| Knights in the Nightmare (USA) | |
| Know How - Think and Play outside the Box (Europe) (En,Fr,De,Es,It) | |
| Kobun Kanbun DS (Japan) | |
| Kochira Katsushika Ku Kameari Kouen Mae Hashutsujo - Kateba Tengoku! Makereba Jigoku! - Ryoutsu-ryuu Ikkakusenkin Daisakusen! (Japan) | |
| Kochkurs - Was Wollen Wir Heute Kochen (Germany) | |
| Kodai Ouja Kyouryuu King - 7-tsu no Kakera (Japan) | |
| Kodawari Saihai Simulation - Ochanoma Pro Yakyuu DS - 2010 Nendo Ban (Japan) | |
| Kodawari Saihai Simulation - Ochanoma Pro Yakyuu DS (Japan) | |
| Kodomo no Tame no Yomi Kikase - Ehon de Asobou 1-kan (Japan) | |
| Kodomo no Tame no Yomi Kikase - Ehon de Asobou 2-kan (Japan) | |
| Kodomo no Tame no Yomi Kikase - Ehon de Asobou 3-kan (Japan) | |
| Kodomo no Tame no Yomi Kikase - Ehon de Asobou 4-kan (Japan) | |
| Kodomo no Tame no Yomi Kikase - Ehon de Asobou 5-kan (Japan) | |