- Kachou Ouji
- Kage Kara Mamoru
- Kagihime
- Kaiba
- Kaibutsu Ouju
- Kai Doh Maru Ova
- Kaiji
- Kaikan Phrase
- Kaiketsu Zorori Movie
- Kakurebo Ova
- Kakyuusei
- Kaleido Star
- Kamichama Karin
- Kamichu!
- Kamikaze Kaitou Jeanne
- Kamisama Kazoku
- Kanashimi No Belladonna
- Kannazuki No Miko
- Kanokon
- Kanon
- Kanon 2006
- Karas
- KareKano
- Karin
- Kashou no Tsuki
- Kasimasi ~Girl Meets Girl~
- Katekyo Hitman REBORN!
- Kaze no Stigma
- Keitai Shoujo
- Kekkaishi
- Kemonozume
- Kenkoo Zenrakei Suieibu Umishou
- Kenran Butoh Sai The Mars Daybreak
- Key The Metal Idol
- Kiba
- Kiddy Grade
- Kidou Shinsengumi Moeyo Ken TV
- Kiki`s Delivery Service Movie
- Kimagure Orange Road
- Kimagure Orange Road Ova + Movies
- Kimi ga Nozomu Eien
- Kimi ga Nozomu Eien OVA ~Next Season~
- Kimikiss Pure Rouge
- King of Bandit Jing
- Kino no Tabi : The Beatifull World
- Kirarin Revolution
- Kiss Dum- Engange Planet
- Kite Liberator Ova
- Kodocha
- Kodomo no Jikan
- Kodomo no Omocha
- Koharu biyori Ova
- Koi Koi 7
- Koihime Musou
- Kokoro Library
- Kono Minikuku mo Utsukushii Sekai
- Koutetsu Sangokushi
- Koutetsushin Jeeg
- Kujibiki Unbalance TV
- Kurau: Phantom Memory
- Kure-nai
- Kyoshiro to Towa no Sora
- Kyou Kara Maoh!
- Kyou Kara Maou Ova
- Kyou kara Maou! 3rd Season
- Kyou no Go no Ni Ova
- Kyouran Kazoku Nikki
