ISBN: 978-4-253-20132-2 // ISBN: 9784253201322
Year of publication: 2023
Publisher: Akita Shoten
Number of pages: 128
Country of origin: Japan
Official fan book of Mairimashita! Iruma-kun (魔入りました! 入間くん), also known as Welcome to Demon School! Iruma-kun, a manga written and illustrated by Osamu Nishi. It began publication in Shonen Champion magazine in March 2017. This fanbook includes information about all the characters in the series, curiosities and interviews with the author.
This manga tells the story of Iruma Suzuki, a young boy who has been sold by his parents to a demon, who adopts him and takes him to his world. In this place, Iruma will have to go to the school of demons, a place where he must hide from everyone that he is a human.