Ayumu Hisao is the scriptwriter for the spring 2026 anime adaptation of Agents of the Four Seasons, which is currently airing its final episodes.
Ayumu Hisao is writing the scripts for the anime adaptation of Kana Akatsuki's light novel series Agents of the Four Seasons. The series premiered on March 28, 2026, and is produced by Wit Studio. Ken Yamamoto directs the adaptation, with Namiko Torii handling character design and Kensuke Ushio composing the music. The series is currently nine episodes into its run and has released a climax visual and trailer as it approaches its final episodes.
The light novel series began publication under ASCII Media Works' Dengeki Bunko imprint in April 2021 and has four volumes released so far. Yen Press licenses the light novel in English, and a manga adaptation by Nappa Komatsuda is also ongoing. The anime streams on Crunchyroll.
Two Yomimono stories cover the series, both confirming Hisao's role as scriptwriter. The first story, from May 16, 2026, reported the release of preview images for episode 8. The second story, from May 29, 2026, reported the release of climax materials for the series' final arc. Both stories list the same core staff and cast, with no changes or updates to Hisao's role reported between them.
Synthesized by Yomimono from the cited Yomimono stories below, each itself
sourced, then editorially reviewed. Every
fact links the story it came from.
May 29
The anime adaptation of Kana Akatsuki's light novel series Agents of the Four Seasons has released a climax visual and a three-minute trailer as it approaches its final episodes. The series, which premiered on March 28, 2026, is currently nine episodes into its run and is streaming on Crunchyroll. Wit Studio is handling the animation production. Ken Yamamoto directs the series, with Ayumu Hisao writing the script, Namiko Torii designing the characters, and Kensuke Ushio composing the music. The cast includes Yuka Nukui as Hinagiku, Yoshino Aoyama as Sakura Himedaka, Sumire Uesaka as Ruri Hazakura, Ranko Baba as Ayame Hazakura, Hime Sawada as Nadeshiko Iwaizuki, Taku Yashiro as Rindo Azami, Shogo Sakata as Rosei Kantsubaki, and Satoshi Hino as Itecho Kangetsu. Additional cast members include Kana Hanazawa as Kobai Yukiyanagi and Nao Toyama as Nazuna. The light novel series began publication under ASCII Media Works' Dengeki Bunko imprint in April 2021 and has four volumes released so far. Yen Press licenses the light novel in English, and a manga adaptation by Nappa Komatsuda is also ongoing.
May 16
Wit Studio released preview images for the eighth episode of Agents of the Four Seasons on Wednesday, two days before the episode airs on Saturday, May 16. The spring 2026 series adapts Kana Akatsuki and Suoh's light novel, which began publication under ASCII Media Works' Dengeki Bunko imprint in April 2021. Ken Yamamoto directs the adaptation, with Ayumu Hisao writing the scripts and Namiko Torii designing the characters. Kensuke Ushio composes the music. The story follows Hinagiku, the Agent of Spring, who disappeared ten years ago and took the season with her. She returns to restore the cycle and, as the myth demands, sends her love to Winter. The light novel has four volumes released so far and is ongoing. A manga adaptation by Nappa Komatsuda also runs alongside it. Yen Press licenses both the light novel and the manga in English. The anime premiered on March 28, 2026, and the new preview gives the first look at the episode before its weekend broadcast.