Series Beginning with K
- Katagoshi no Koibito
- Katana Gatari
- Katekyo Hitman Reborn!
- Katen no Shiro
- Katte ni Kaizo
- Kattoku Anime! Otonagai Campaign!!
- Kawagoe Boys Sing
- Kawaii Dake Janai Shikimori-San
- Kawaisugi Crisis
- Kawamo wo Suberu Kaze
- Kayoe! Chugaku
- Kaze ga Tsuyoku Fuiteiru (Run with the Wind)
- Kaze Makase Tsukikage
- Kaze no Garden
- Kaze no Haruka
- Kaze no Hate
- Kaze no Rondo
- Kaze no Stigma
- Kaze Tachinu (The Wind Rises)
- Kazoku
- Kazoku Game
- Kazoku Gari
- Kazoku Hakkei
- Kazoku no Katachi
- Kazoku no Uta
- Kboom
- Kedama no Gongjiro
- Keiba / Keirin
- Keiji 7 Nin
- Keiji no Genba
- Keiji no Manazashi
- Keiji Yugami
- Keijo!!!!!!!!
- Keishi-cho Sosa File - Sakura-sho no Onna Tachi -
- Keishicho Bunsho Sosa Kan
- Keishicho Ikimono Gakari
- Keishicho Keizokusousahan
- Keishicho Shissouninn Sosaka
- Keishicho Sosa Ikka 9 Gakkari
- Keitai Deka
- Keitai Sosakan 7
- Keiyaku Kekkon
- Keizoku
- Kekkaishi
- Kekkon Aite Ha Chusen De
- Kekkon Dekinai Otoko
- Kekkon Shinai
- Kekkonnshiki he Iko
- Kemeko Deluxe!
- Kemono Friends
- Kemono Jihen
- Kemono ni Narenai Watashitachi
- Kemono no Sojya Erin
- Kemonomichi
- Kemurikusa
- Kendo
- Kengan Ashura
- Kenja no Deshi wo Nanoru Kenja
- Kenja no Mago
- Kenji, Onijima Heihachiro
- Kenkaku Shobai
- Kenko de Bunkateki na Saisetei Do no seikatsu
- Kenko Zenrakei Suieibu Umisho
- Kenran Butou Matsuri The Mars Daybreak
- Kenshi Wo Mezashite Nyugaku Shitanoni Maho Tekisei 9999Na Ndesukedo!?
- Kenshui Junjo Monogatari Series
- Kenzen Robo Daimidara
- Kera
- Kero Kero Ace
- Keroro Gunso
- Ketsuekigata Danshi.
- Ketsuekigata-kun
- Kichijyoji dake ga Sumitai Machi desuka?
- Kichiku Megane
- Kid's War
- Kiddy Grade
- Kido Shinsengumi Moeyo Ken
- Kidou Keiji Jiban
- Kidou Tenshi Angelic Layer
- kiina - Fukano Hanzai Sosakan -
- Kiitarou Shonen no Youkai Enikki
- Kijin Taisen Gigantic Formula
- Kijitora Neko no Koume-san
- Kikansha Thomas
- Kiken na Aneki
- Kiken Renai H
- Kiki's Delivery Service (Majo no Takkyubin)
- Kiko Majutsushi - Enchanter
- Kikou sennyo Rouran
- Kikujiro to Saki
- Kill la Kill
- Killing Bites
- KILLING ME / KILLING YOU
- Kimagure Orange Road
- Kimi ga Aruji de Shitsuji ga Ore de
- Kimi Ga Inakucha Dame Nanda
- Kimi Ga Kokoro Ni Sumitsuita
- Kimi ga Nozomu Eien
- Kimi ga Odoru, Natsu
- Kimi Hannin ja Nai yo ne?