The Entertainment Factor: WELCOME TO DEMON SCHOOL, IRUMA-KUN Season 4 Trailers, Clips, Images and Posters

The fourth season of the anime series "Welcome to Demon School! Iruma-kun" has premiered on April 4, 2026 and is also streaming on Crunchyroll. The show is based on the Japanese manga series by Osamu Nishi, which began serialization in Weekly Shonen Champion in 2017, with 45 volumes released in Japan to date. Kodansha USA releases the English version of the manga.

Series director Makoto Moriwaki serves as Chief Director for the fourth season, with Ayaka Tsujihashi as director. Kazuyuki Fudeyasu continue to handle the series composition, Yumiko Hara character designs and Akimitsu Honma composes the music. The show is produced by Bandai Namco Pictures. The first three seasons premiered in 2019, 2021 and 2022. Crunchyroll is streaming each previous season of the anime in both subtitled and dub formats.

The new opening theme song is "Ichi Ni no San" ("One, Two and Three") performed by the Japanese band Penthouse, while the Japanese female idol group CANDY TUNE performs the ending theme song "Super Championship".

The voice cast includes Ayumu Murase, Ryōhei Kimura, Saori Hayami, Ayaka Asai, Daisuke Ono and Takaya Kuroda. The English dub features Laura Stahl, Stephen Fu, Kayli Mills, Khoi Dao, Brandon Winckler, Ryan Colt Levy and Ray Chase.

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SYNOPSIS

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"Suzuki Iruma faces a new challenge with the Music Festival. Bonds of friendship are put to the test when the students are told to get all thirteen members of the Misfit Class to Rank 4. This impossible goal can only be achieved by winning the Music Festival. Upon learning that one of the students is a demon who is not allowed to stand out, they wonder how they can all perform on that stage?!"