- Kage Kara Mamoru!
- Kaiji
- Kamen Raider
- Kannazuki no miko
- Kanon
- Karekano
- Karin
- Katekyo Hitman Reborn
- Kaze no Stigma
- Kimikiss Pure Rouge
- King of Bandit Jing
- Kino no Tabi
- Kishin Houkou Demonbane
- Kodomo no Jikan
- Koi Kaze
- Kono Minikuku mo Utsukushii Sekai
- Kousetsu Hyaku Monogatari
- Kyoshiro to Towa no Sora
- Kurenai