Female J-POP Idol Series Beginning with K
- Demon Slayer: Kimetsu no Yaiba
- In This Corner of the World
- K
- K-On! (Keion!)
- Kabaneri of the Iron Fortress
- kaeru no Oujo-sama
- Kaguya-sama: Love Is War
- Kaiji
- Kaito Reinya
- Kaitou Sentai Lupinranger VS Keisatsu Sentai Patranger
- Kakegurui
- Kakuriyo No Yado Meshi
- Kamen Rider Gaim
- Kamen Rider Series
- Kamen Rider W (Double)
- Kamiusagi Rope
- Kamiwaza Wanda
- Kanojo mo Kanojo
- Kasukana Kanojyo
- Katekyo Hitman Reborn!
- Kayoe! Chugaku
- Kaze ga Tsuyoku Fuiteiru (Run with the Wind)
- Keiji 7 Nin
- Keitai Deka
- Kemono Friends
- Kenja no Mago
- Kenshui Junjo Monogatari Series
- Kera
- Keroro Gunso
- Kill la Kill
- KILLING ME / KILLING YOU
- Kimi ni Todoke
- Kimi no iru Machi
- Kindaichi Shonen no Jikenbo(Kindaichi Case Files)
- KING OF PRISM
- Kingdom
- Kingyo Club
- Kinkyori Renai
- Kinnikuman
- Kirarin Revolution
- Kiratto Pri Chan
- Kishuku Gakko no Juliet
- Kiss x sis
- Knights & Magic
- Kochira Katsushika-ku Kameari-kouenmae hashutsujo
- Kodoku no Gourmet
- Koi wa Ame agari no yo ni
- Komi Can't Communicate (Komi-san wa, Komyusho Desu.)
- Koukou Yakyu
- Koya no Kotobuki Hikotai
- Kubo won't forgive me
- Kuma no Gakko
- Kumamon
- KURAU Phantom Memory
- Kurohuku Monogatari
- Kuroko no Basuke (Kuroko's Basketball)
- Kuroyuri danchi
- Kyo, Koi wo Hajimemasu
- Kyuketsuki Sugu Shinu
- Kyukyoku Chojin R
- Kyuranger
- Million Arthur
- Mobile Suit Gundam: The Origin
- Rent-A-Girlfriend (Kanojo Okarishimasu)
- The Anthem of the Heart