Yūsei Matsui is a Japanese manga artist best known for creating the popular series Assassination Classroom. Born on July 25, 1976, in Kōchi Prefecture, Japan, he began his career in the manga industry after winning a prestigious award in 1998. His work often combines humor with deeper themes, making it appealing to a wide audience. Matsui's Assassination Classroom was serialized in Shueisha's Weekly Young Jump from 2012 to 2016 and has been adapted into an anime and live-action films. The story revolves around a class of students tasked with assassinating their alien teacher, who has threatened to destroy Earth.