ट्रिविया

Episode 1 was previewed at a screening at Cinemart Shinjuku in Tokyo on December 29, 2013. Regular broadcasting began on January 5, 2014.

Based on a Japanese manga series written and illustrated by Ryuu Mizunagi. It was serialized in Kodansha's seinen manga magazine Good! Afternoon from March 2010 to February 2022, with its chapters collected into seventeen tankobon volumes.