Hoozuki no Reisetsu - Yenra Picture Wiki
Hozuki's Coolheadedness, originally known as Hōzuki no Reitetsu (Japanese: 鬼灯の冷徹), is a Japanese manga series written and illustrated by Natsumi Eguchi. Its plot turns 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 tankōbon volumes as of November 2014. Wit Studio adapted the manga into a 2014 anime television series and three original animation DVDs (OADs).