The upcoming TV anime series Kill Blue is scheduled to premiere in April 2026. The date was announced during Jump Festa 2026. A new trailer and visual have also been released.
©藤巻忠俊／集英社・「キルアオ」製作委員会
Furthermore, the series announced its main cast. The main cast are:
- • Yuko Sanpei as Juzo Ogami
- • Fuka Izumi as Noren Mitsuoka
- • Shuichiro Umeda as Kotatsu Nekota
- • Takeo Otsuka as Tenma Tendo
- • Atsumi Tanezaki as Chisato Shiraishi
- • Yumi Uchiyama as Eri Wanibuchi
They will be joining Shunsuke Takeuchi, who voices the adult version of Juzo Ogami. Takeuchi was announced in October 2025.
Hiro Kaburagi (Great Pretender) is directing the series with Miho Daidoji (Kimi ni Todoke 3rd Season) as the character designer. CUE will be animating the series.
Kill Blue is an action comedy manga written and illustrated by Tadatoshi Fujimaki. The series ran from April 2023 to September 2025 in Shueisha’s Weekly Shonen Jump and has released a total of 13 manga volumes.
Viz Media has licensed and is publishing the manga in English. The series is also available digitally in MangaPlus.
The official website for the anime series describe it as:
Jūzō Ōgamiiis a legendary hitman who has never failed an assignment, no matter how impossible. One day, after wiping out a powerful organization, he is stung by a mysterious wasp and collapses. When he wakes up, the fearsome 39-year-old assassin has been transformed into a 13-year-old boy!
Before he can even process what happened, his boss delivers a new order: In that body, infiltrate a middle school.”
What awaits him is an unexpected school life filled with colorful classmates, youthful chaos, and looming danger. Can Jūzō ever return to his original form? Or will the assassins closing in on him end his second life before it even begins!?
Source: official X/Twitter
