a Japanese manga series written and illustrated by Natsumi Eguchi [ja]. The plot revolves around Hozuki, a demon who works for the King and Head Judge of Hell. It has been serialized by Kodansha in the magazine Weekly Morning since March 2011, with chapters collected in twenty-seven tankōbon volumes as of March 2018. The manga was adapted into a television anime series; Wit Studio produced the first season in 2014, and Studio Deen was responsible for a second season in 2017–2018. The former studio also produced three original animation DVDs (OADs) in 2015 and the latter one OAD in 2017.