Welcome to Demon School! Iruma-kun Season 4 is set to begin airing on April 4.
It was also announced that the TV anime will have two cours, and that “Ichininosan” by Penthouse is the opening theme song.
Welcome to Demon School! Iruma-kun is based on Osamu Nishi’s manga, which began in 2017 in Akita Shoten’s Weekly Shonen Champion and has 46 volumes as of February 2026. Kodansha USA describes the manga as such:
The previous seasons of the anime premiered in 2019, 2021, and 2022. 2027 will see the debut of the Welcome to Demon School! Iruma-kun: IruMafia Edition spin-off’s own anime adaptation.
Crunchyroll has secured Welcome to Demon School! Iruma-kun Season 4 for streaming.
Staff
• Chief director: Makoto Moriwaki (previously director)
• Director: Ayaka Tsujihashi (new)
• Series composer: Kazuyuki Fudeyasu (reprising)
• Character designer: Yumiko Hara (reprising, co-credit in Season 2)
• Animation production: BN Pictures
Cast
• Ayumu Murase as Iruma Suzuki
• Ryōhei Kimura as Alice Asmodeus
• Ayaka Asai as Clara Valac
Source: @nep_irumakun (1), (2)
