Welcome to Demon School! Iruma-kun

is a Japanese manga series by Osamu Nishi. It has been serialized in Akita Shoten's shōnen manga magazine Weekly Shōnen Champion since March 2017. As of October 6, 2022, 29 tankōbon volumes have been compiled. An anime series adaptation by Bandai Namco Pictures aired from October 5, 2019 to March 7, 2020 that ran for 23 episodes. A second season aired from April 17, 2021 to September 11, 2021 for 21 episodes. A third season will premiere October 8, 2022 and is expected to run for 21 episodes.

Plot
Suzuki Iruma is an ordinary boy who couldn't say no to anyone. Working in place for his irresponsible parents was one thing, but his parents selling his soul to the demon for money was another. Surprisingly, Iruma's new life in the netherworld is one hell of ups and downs when he transfers into a school for demons, and is the adopted grandchild of its principal. We invite you to follow Iruma-kun's extraordinary school life.