The series is directed by Kanta Kamei based on scripts by Fumiaki Maruto with animation production done by A-1 Pictures.
A combined first and second season Blu-ray box set was recently scheduled with a September 25th, 2019 release date.
The series is based on the light novels that began in the summer of 2012 and has thirteen volumes as written Fumiaki Maruto with artwork by Kurehito Misaki.