The official site of Koori no Jouheki (The Ramparts of Ice) announced that the anime adaptation of the manga Koucha Agasawa will premiere in April 2026. The announcement was accompanied by a visual teasera promotional video and the confirmation of the main cast and staff.


Main cast
- Koyuki Hikawa: Anna Nagase (Zenshuu.)
- Miki Azumi: Fuuka Izumi (Shikanoko Nokonoko Koshitantan)
- Minato Amamiya: Shouya Chiba (Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e)
- Youta Hino: Satoshi Inomata (Tsukamaete Ballpark!)
Main staff
The direction will be in charge of Mankyuu (Koori Zokusei Danshi to Cool na Douryou Joshi) in Studio KAI. Yasuhiro Nakanishi (Kaguya-sama wa Kokurasetai) will oversee the composition of the series, while Miki Ogino (SK∞) designs the characters. The music will run from Kanade Sakuma and Natsumi Tabuchiwith the support of Margaret Editorial Department.
About the original work
The romantic comedy of Koucha Agasawa It began as a self-published webtoon before its serialization in LINE Manga between January 2020 and April 2022. Shueisha He published a total of 14 compilation volumes, concluding the work on February 4.
Will you see the premiere of Koori no Jouheki in its animated adaptation in spring 2026?
