Name: Welcome to Demon School! Iruma-kun: Irumafia Edition 1
ISBN: 9781647294670

At a Glance

Why This Clicks

Kindness Meets Mayhem

A gentle streak and a mafia-sized inheritance make for an exuberantly odd change of pace.

Come here for

A kind-hearted lead amid ruthless-city and mafia absurdity
A spinoff with a playful, chaotic edge

Expect

A sudden turn from last-loaf generosity to gang-family life
Demonic mafiosos and an unexpected heir

Book Details

Authors: Osamu Nishi
Publisher: Kodansha USA
Published: August 19, 2025
Format: Paperback
Theme: General Manga · Fantasy Comics
Reading lane: General Manga

Affinity

Publisher Categories

General Manga
Tie-In Comics
COMICS & GRAPHIC NOVELS / Action & Adventure

About This Book

Iruma-kun, the mob boss?! In this brand-new spinoff of the runaway hit series, Iruma is a dirt-poor but kind young boy who grows up in a ruthless city slum. One day, Iruma gives a severely injured old man his last loaf of bread and nurses the stranger back to health —only to find out that the elder gent is none other than Don Sullivan , leader of the Babel Mafia! Soon after, Don Sullivan comes back, whisks Iruma away, and begs the boy to become his grandson. And just like th...

Read full description

Iruma-kun, the mob boss?! In this brand-new spinoff of the runaway hit series, Iruma is a dirt-poor but kind young boy who grows up in a ruthless city slum. One day, Iruma gives a severely injured old man his last loaf of bread and nurses the stranger back to health —only to find out that the elder gent is none other than Don Sullivan , leader of the Babel Mafia! Soon after, Don Sullivan comes back, whisks Iruma away, and begs the boy to become his grandson. And just like that, the curtains rise on Iruma’s chaotic new life as the next in line to a gigantic gang of—dare we say— demonic mafiosos !