| Koukaku Kidoutai: Stand Alone Complex | 2002 | Anime | 0.0 |
| Koukaku Kidoutai: Stand Alone Complex 2nd GIG | 2004 | Anime | 0.0 |
TV | Koukaku Kidoutai: Stand Alone Complex 2nd GIG – Individual Eleven | 2006 | Especial | 0.0 |
TV | Koukaku Kidoutai: Stand Alone Complex – The Laughing Man | 2005 | Especial | 0.0 |
| Koukyuu no Karasu | 2022 | Anime | 5.0 |
TV | KRAKENS Y SIRENAS: CONOCE A LOS GILLMAN | 2023 | Película | 2.5 |
| Kubo-san wa Mob wo Yurusanai | 2023 | Anime | 5.0 |
| Kuma Kuma Kuma Bear | 2020 | Anime | 5.0 |
| Kuma Kuma Kuma Bear Punch! | 2023 | Anime | 4.3 |
| Kumichou Musume to Sewagakari | 2022 | Anime | 5.0 |
| Kumo desu ga, Nani ka? | 2021 | Anime | 4.9 |
| Kunoichi Tsubaki no Mune no Uchi | 2022 | Anime | 5.0 |
| Kuro no Shoukanshi | 2022 | Anime | 4.3 |
| Kuroshitsuji: Kishuku Gakkou-hen | 2024 | Anime | 5.0 |
| Kusuriya no Hitorigoto | 2023 | Anime | 5.0 |
| Kyokou Suiri 2 segunda temporada | 2023 | Anime | 5.0 |
| Kyuuketsuki Sugu Shinu | 2021 | Anime | 4.0 |
| Kyuukyoku Shinka Shita Full Dive RPG ga Genjitsu yori mo Kusogee Dattara | 2021 | Anime | 4.4 |
| Kono Subarashii Sekai ni Shukufuku wo! 3 | 2024 | Anime | 4.6 |
| Kaguya-sama wa Kokurasetai: Tensai-tachi no Renai Zunousen | 2019 | Anime | 4.3 |
| Kaguya sama wa Kokurasetai?: Tensai-tachi no Renai Zunousen 2 | 2020 | Anime | 4.9 |
| Kaizoku Oujo | 2021 | Anime | 5.0 |
| Kakegurui xx | 2019 | Anime | 4.3 |
| Kakuriyo no Yadomeshi | 2018 | Anime | 3.0 |