Today's Cerberus.

今日のケルベロス

Today's Cerberus (Japanese: 今日のケルベロス, Hepburn: Kyō no Kerberos) is a Japanese manga series by Ato Sakurai. It has been serialized in Square Enix's monthly manga magazine Monthly Shōnen Gangan from January 22, 2014, to May 11, 2018. Yen Press acquired the license for an English release in April 2015.