Welcome to Demon School! Iruma-kun: IruMafia Edition Premieres January 4, 2027 on NHK General TV

The first episode of the TV anime Welcome to Demon School! Iruma-kun: IruMafia Edition airs on Monday, January 4, 2027 at 23:00 JST on NHK General TV. The series runs 12 episodes. The official site announced this on October 27 and released the main visual.

Season 4 of the main series Welcome to Demon School! Iruma-kun is broadcast on NHK E-Tele, while this series airs on NHK General TV. The official site gives only the date and time of the first episode; as of October 29 it does not list the time slot from episode 2 onward or any streaming services.

The source is the official spin-off manga, with Osamu Nishi credited for the original concept. Iruma, a kind-hearted boy raised in the slums, helps a badly injured old man, and his life changes. The man is Don Sullivan, head of the Babel mafia, and Iruma ends up being raised as his grandson.

The STAFF&CAST page lists Ayumu Murase as Iruma, Mitsuki Saiga as Opera, Daisuke Ono as Kalego Naberius, Ryohei Kimura as Alice Asmodeus, Ayaka Asai as Clara Valac and Saori Hayami as Ameri. All six play the same characters in Season 4 of the main series.

The director is Keiichiro Kawaguchi, series composition is by Kazuyuki Fudeyasu, character design is by Kenji Fujisaki, and animation production is by Tatsunoko Production.

Broadcast and streaming details for the main series are on the Season 4 work page.