別冊少年マガジン
A manga adaptation by Ryōsuke Fuji of the light novel of the same name, that began serialization in Kodansha's "shōnen" manga magazine "Bessatsu Shōnen Magazine" on August 9, 2015. The series ended in the June 2016 issue of the magazine on May 9, 2016. In North America, the series has been licensed in English by Kodansha USA, which released the volumes in 2016 and 2017.