# Welcome to Demon School! Iruma-kun 21

Canonical: https://www.bookquiver.com/osamu-nishi/welcome-to-demon-school-iruma-kun-21/9781647294229

![Welcome to Demon School! Iruma-kun 21](https://quivercdn.com/covers/vertical-comics/osamu-nishi/welcome-to-demon-school-iruma-kun-21_978-16-4729-422-9.jpg?v=2026-05-26%2011%3A29%3A07)

- Book: [Welcome to Demon School! Iruma-kun 21](https://www.bookquiver.com/osamu-nishi/welcome-to-demon-school-iruma-kun-21) ([Welcome to Demon School! Iruma-kun 21.md](https://www.bookquiver.com/osamu-nishi/welcome-to-demon-school-iruma-kun-21.md))
- Authors: [Osamu Nishi](https://www.bookquiver.com/osamu-nishi)
- Publisher: vertical_comics
- ISBN: 978-16-4729-422-9
- Pages: 212
- Published: 2026-08-04
- Language: en_US
- Binding: Softcover

## Description

The Big 15!! Iruma Suzuki, once a poor young boy with nothing to his name, is now set to take a big step towards adulthood in the netherworld!! And with that come new questions, like what exactly does...