“Demon Slayer” is one of a comic book which started to serialize from Weekly Shonen Jump in 2016 on No.11. It was written by Gotouge Koyoharu. The book is completed from 1 to 23. It is a fight story between humans and demons. Demons appear in various places to catch and eat humans. However people who were trained specially confront demons. Even though it is simply a fight story, it is composed of stories that are laughing, moving, powerful.