- Kiki's Delivery Service
- !k-on
- kakyuusei 2
- Kamikaze Kaitou Jeanne
- Kanon 2002
- Kanon 2006
- Karas
- Karin
- Kasimasi - Girl Meets Girl
- Kaze no Stigma
- Key The Metal Idol
- Kiba
- Kikoushi-Enma
- Kekkaishi
- Kimi Ga Nozomu Eien
- Kurau, Phantom Memory
- Kyou Kara Maou
- Koutetsu Sangokushi
- Kamisama Kazoku
- Kemonozume
- Kino's Journey
- Kousoku Denjin Albegas
- Kamichu
- Kamui no Ken
- Kaze no Na wa Amunejia
- Kimagure orange road
- Kanokon
- Kure-nai
- Kirarin Revolution
- Katri, Girl of the Meadows
- kaiji
- Kishin Taisen Gigantic Formula
- Kage kara Mamoru
- Koguma no Misha
- Kimi ga Aruji de Shitsuji ga Ore de
- Kuroshitsuji
- Kurozuka
- Kara no Kyoukai - The Garden of Sinners
- Katekyo Hitman Reborn
- KuroKami :The Animation
- Kaiba
- Kyo no Gononi - OVA
- Kuchu Buranko
- Katanagatari
- Kaikan Phrase
- Kämpfer
- Kaichō wa Maid Sama
- Koukaku No Regios
- Kodomo no Jikan