Welcome to Demon School! Iruma-kun

Welcome to Demon School! Iruma-kun (魔入りました！入間くん, Mairimashita! Iruma-kun) is a Japanese manga series created by Osamu Nishi. The story follows Iruma Suzuki, a 14-year-old human boy who is sold to a demon named Sullivan by his irresponsible parents. Sullivan adopts Iruma as his grandson and enrolls him in Babyls School for Demons. To avoid being discovered as a human and eaten, Iruma must hide his identity at the school. Despite initially wanting to keep a low profile, Iruma gradually attracts attention from his classmates and stands out in various bizarre incidents. Known for its humorous plot and unique character designs, it's a shonen manga that blends fantasy, school, and comedy elements. The manga has been serialized in Weekly Shonen Champion since 2017 and has been adapted into an anime with four seasons.