Welcome to Demon School! Iruma-kun Season 4 Episode 54 Story & Preview Cuts Released: Jazz Has a Secret He Can't Tell Anyone

The story and preview images for Episode 15 of the TV anime Welcome to Demon School! Iruma-kun (JP: Mairimashita! Iruma-kun) Season 4 have been revealed. This episode will air on Saturday, July 11 at 6:25 PM (JST), and will later be available on various international streaming platforms.

Episode 15 Story

■Part A
Jazz is widely considered to be the coolest student in the Misfit Class. However, he harbors a secret that he cannot reveal to anyone. The truth is, his familiar, the Split Wolf, is simply too "Devi-cute"!

■Part B
Lied is in high spirits, believing that his relationship with Elizabetta is going smoothly. Suddenly, Asmodeus approaches him and challenges him to a duel out of nowhere. For some reason, the stakes of the duel turn out to be a video game, which happens to be Lied's specialty.

Introduction

Suzuki Iruma attends Demon School Babyls while hiding the fact that he's a human.
He’s made many demon friends and even begun enjoying his life in the netherworld while playing a huge role in major events!
He's been rising through the ranks of the netherworld and also starting to gain attention outside of school.

Iruma's next challenge will be the Music Festival, where the bonds between him and his classmates will be put to the test!
They’ve been tasked with getting all thirteen members of the Misfit Class to Rank 4:
an unprecedented, impossible goal they can only achieve by winning the Music Festival.
However, one of his classmates is a demon who is not allowed to stand out...

Spring 2026 Anime List

Source : Welcome to Demon School! Iruma-kun Official