# Welcome to Demon School! Iruma-kun 20

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![Welcome to Demon School! Iruma-kun 20](https://quivercdn.com/covers/vertical-comics/osamu-nishi/welcome-to-demon-school-iruma-kun-20_978-16-4729-421-2.jpg?v=2026-05-25%2010%3A30%3A05)

- Book: [Welcome to Demon School! Iruma-kun 20](https://www.bookquiver.com/osamu-nishi/welcome-to-demon-school-iruma-kun-20) ([Welcome to Demon School! Iruma-kun 20.md](https://www.bookquiver.com/osamu-nishi/welcome-to-demon-school-iruma-kun-20.md))
- Authors: [Osamu Nishi](https://www.bookquiver.com/osamu-nishi)
- Publisher: Vertical Comics
- ISBN: 978-16-4729-421-2
- Pages: 208
- Published: 2026-06-02
- Language: en_US
- Binding: Softcover

## Description

The Music Festival Grand Finale!! Iruma and the Misfit Class leave it all on the stage―but will their passionate performance be enough to move the former Thirteen Crown Amduscias’s heart...?!...