| Knigge - Spielend zum Guten Benehmen | DE | 2009 |
Playtainment | Commercial |
| Kemeko Deluxe! DS - Yome to Meka to Otoko to Onna | JP | 2009-02 |
Genterprise | Commercial |
| Kurutore eCDP | JP | 2009-02 |
McDonald's Japan | Commercial |
| Keitai Sousakan 7 DS - Buddy Sequence | JP | 2009-03 |
5pb | Commercial |
| Kimokawa-E! | JP | 2009-03 |
| Commercial |
| Kuroshitsuji - Phantom & Ghost | JP | 2009-03 |
Square Enix | Commercial |
| Katekyoo Hitman Reborn! DS - Fate of Heat II - Unmei no Futari | JP | 2009-04 |
Takara Tomy | Commercial |
| Kingdom Hearts - 358-2 Days | US | 2009-05 |
Square Enix | Add-on |
| Kolonisten van Catan, De | NL | 2009-05 |
United Soft Media | Commercial |
| Knights in the Nightmare | US | 2009-06 |
Atlus | Commercial |
| Kodawari Saihai Simulation - Ochanoma Pro Yakyuu DS | JP | 2009-06 |
Now Production | Commercial |
| Katekyoo Hitman Reborn! DS - Flame Rumble X - Mirai Chou Bakuhatsu!! | JP | 2009-07 |
Takara Tomy | Commercial |
| Kawaii Koneko DS 2 | JP | 2009-07 |
MTO | Commercial |
| Koukou Yakyuu-dou DS | JP | 2009-07 |
Spike | Commercial |
| Kupuu!! Mamegoma! | JP | 2009-07 |
Creative Core | Commercial |
| Kutsushita Nyanko - Shiroi Kutsushita o Haita Neko to Kurashi Hajimemashita | JP | 2009-07 |
D3 Publisher | Commercial |
| Kindaichi Shounen no Jikenbo - Akuma no Satsujin Koukai | JP | 2009-09 |
Creative Core | Commercial |
| Kirby Super Star Ultra | EU | 2009-09 |
Nintendo | Commercial |
| Kimi ni Todoke - Sodateru Omoi | JP | 2009-10 |
Bandai Namco Games | Commercial |
| Kingdom Hearts - 358-2 Days | EU | 2009-10 |
Square Enix | Commercial |
| Kurayami no Hate de Kimi o Matsu | JP | 2009-10 |
D3 Publisher | Commercial |
| Kamen Rider - Dragon Knight | US | 2009-11 |
D3 Publisher | Commercial |
| Kobun Kanbun DS | JP | 2009-11 |
IE Institute | Commercial |
| Kaijuu Busters | JP | 2009-12 |
Bandai Namco Games | Commercial |
| Kamonohashikamo. - Aimai Seikatsu no Susume | JP | 2009-12 |
ASCII Media Works | Commercial |
| Katekyoo Hitman Reborn! DS - Ore ga Boss! - Saikyou Family Taisen | JP | 2009-12 |
Takara Tomy | Commercial |
| Knobel- und Denkspiele | DE | 2009-12 |
Atari | Commercial |
| Koushounin DS | JP | 2009-12 |
| Commercial |
| KuruKuru Princess - Tokimeki Figure - Mezase! Vancouver | JP | 2009-12 |
Spike | Commercial |
| Kyokugen Dasshutsu - 9-jikan, 9-nin, 9 no Tobira | JP | 2009-12 |
Spike | Commercial |