Assassination Classroom

Assassination Classroom (Japanese: 暗殺教室, Hepburn: Ansatsu Kyōshitsu) is a Japanese science fiction comedy manga series written and illustrated by Yūsei Matsui. The series follows the daily life of an extremely powerful octopus-like creature who destroys 70% of the Moon, then becomes the homeroom teacher of Class 3-E at Kunugigaoka Junior High School. This creature claims he will destroy the Earth in a year, but before that, he will teach the students of Class 3-E. The Japanese government offers a reward of ¥10 billion to any student who can assassinate this creature, named Koro-sensei. While learning regular subjects, the students of Class 3-E also train in assassination techniques. Despite Koro-sensei's incredible speed and regenerative abilities, he is a kind and dedicated teacher who cares deeply for his students. The series is popular for its unique premise, humorous style, and profound themes and has been adapted into various forms, including anime, film, and games. The manga was serialized in Weekly Shōnen Jump from July 2012 to March 2016. The anime series aired from January 2015 to June 2016, and multiple theatrical and live-action films have been released.