Welcome to Demon School! Iruma-kun Season 4 Casts Setsuo Ito as Purson Soi

Welcome to Demon School! Iruma-kun Season 4 announced that Setsuo Ito will voice Purson Soi, marking the character’s first official cast reveal. Although Purson’s name and appearance were introduced in Season 1, this announcement confirms his role in the upcoming season. A character trailer featuring Purson Soi’s voice has also been released. Purson is a classmate of Iruma and plays a key role in the Music Festival storyline depicted in Season 4. Born into a demon family that values avoiding attention, he can erase his own presence, causing others to forget him entirely. Season 4 is scheduled to premiere in Japan in April 2026, with Crunchyroll streaming it as it airs.

Crunchyroll, Mikikazu Komatsu – Welcome to Demon School! Iruma-kun Season 4 Anime Adds Setsuo Ito as Purson Soi – 10th January 2026