K
- K-On!
- K-On!!
- K-project
- K: Return of Kings
- Kaiba
- Kaichou wa Maid-sama!
- Kakegurui
- Kakumeiki Valvrave
- Kakumeiki Valvrave 2nd Season
- Kami nomi zo Shiru Sekai
- Kami nomi zo Shiru Sekai II
- Kami nomi zo Shiru Sekai: Megami-hen
- Kamigami no Asobi
- Kamisama Dolls
- Kamisama Hajimemashita
- Kamisama Hajimemashita 2
- Kamisama no Inai Nichiyoubi
- Kamisama no Memochou
- Kämpfer
- Kämpfer für die Liebe
- Kanamemo
- Kanashimi no Belladonna
- Kannagi
- Kannazuki no Miko
- Kanojo ga Flag wo Oraretara
- Kanojo to Kanojo no Neko: Everything Flows
- Kanokon
- Kantai Collection: KanColle
- Kara no Kyoukai 1: Fukan Fuukei
- Kara no Kyoukai 2: Satsujin Kousatsu (Zen)
- Kara no Kyoukai 3: Tsuukaku Zanryuu
- Kara no Kyoukai 4: Garan no Dou
- Kara no Kyoukai 5: Mujun Rasen
- Kara no Kyoukai 6: Boukyaku Rokuon
- Kara no Kyoukai 7: Satsujin Kousatsu (Kou)
- Karakai Jouzu no Takagi-san
- Karin
- Karneval
- Katanagatari
- Katekyo Hitman Reborn
- Katsugeki/Touken Ranbu
- Katte ni Kaizou
- Kaze no Stigma
- Kekkai Sensen
- Kemono no Souja Erin
- Kenpuu Denki Berserk
- Kenzen Robo Daimidaler
- Kiba
- Kidou Senkan Nadesico
- Kill la Kill
- Kill Me Baby
- Killing Bites
- Kimagure Orange Road
- Kimi ga Aruji de Shitsuji ga Ore de
- Kimi ga Nozomu Eien
- Kimi ni Todoke
- Kimi ni Todoke 2nd Season
- Kimi no Iru Machi
- Kimi no Koe wo Todoketai
- Kimi no Na wa.
- Kimi to Boku.
- Kimi to Boku. 2
- Kingdom
- Kingdom 2nd Season
- Kiniro Mosaic
- Kiniro no Corda: Blue♪Sky
- Kiniro no Corda: Primo Passo
- Kiniro no Corda: Secondo Passo
- Kino no Tabi
- Kino no Tabi: The Beautiful World
- Kiseijuu: Sei no Kakuritsu
- Kishin Taisen Gigantic Formula
- Kiss x Sis
- Kiznaiver
- Knight's & Magic
- Kobato.
- Kobayashi-san Chi no Maid Dragon
- Kodomo no Jikan
- Kodomo no Jikan: Ni Gakki
- Koe de Oshigoto!
- Koe no Katachi
- Koi to Senkyo to Chocolate
- Koi to Uso
- Koi wa Ameagari no You ni
- Koihime Musou
- Kokkoku
- Kokoro connect
- Kokoro ga Sakebitagatterunda
- Komori-san wa Kotowarenai!
- Kono Naka ni Hitori, Imouto ga Iru!
- Kono Subarashii Sekai ni Shukufuku wo!
- Kono Subarashii Sekai ni Shukufuku wo! 2
- Kore wa Zombie Desu ka?
- Kore wa Zombie Desu ka? of the Dead
- Kotonoha no Niwa
- Kotoura-san
- Koukaku no Pandora
- Koutetsu Sangokushi
- Koutetsujou no Kabaneri
- Kubikiri Cycle: Aoiro Savant to Zaregototsukai
- Kujira no Kora wa Sajou ni Utau
- Kuragehime
- Kurayami Santa
- Kurokami The Animation
- Kuroko no Basket
- Kuroko no Basket 2nd Season
- Kuroko no Basket 3rd Season
- Kuromukuro
- Kuroshitsuji
- Kuroshitsuji II
- Kuroshitsuji: Book of Circus
- Kurozuka
- Kuttsukiboshi
- Kuusen Madoushi Kouhosei no Kyoukan
- Kuzu no Honkai
- Kyou kara Maou!
- Kyou no Go no Ni (OVA)
- Kyou no Go no Ni (TV)
- Kyoukai no Kanata
- Kyoukaisenjou no Horizon
- Kyoukaisenjou no Horizon II
- Kyoushoku Soukou Guyver
- Kyoushoku Soukou Guyver (2005)
- Kyoushoku Soukou Guyver II
- Kyousougiga (TV)