Welcome to Demon School! Iruma-kun

'Welcome to Demon School! Iruma-kun' is a manga series that received an anime adaptation which aired for three seasons from 2019 to 2023.

The story follows Iruma Suzuki, a 14-year-old human boy who is sold to a demon named Sullivan by his neglectful parents. However, Iruma's worries about his fate are relieved when it turns out that Sullivan just wants a grandchild to dote on. Adopting Iruma as his grandson, he takes Iruma to the Demon World and enrolls him in the Demon School Babyls, where Iruma begins his exciting school life and quickly befriends a lot of demons while hiding the fact that he is human, on Sullivan's warning that he would be eaten if the truth ever comes out.

Episode 23
Iruma takes a bath.

Episode 1
Iruma transforms his clothes into a replica of Sabro's.

Episode 10
Balam looks for evidence of Iruma having wings like every other demon.

Episode 19
Iruma takes a bath.

Episode 20
Ameri plans a date with Iruma at a water park.