Ultra Jump
A one-shot manga based on the anime, drawn by Terio Teri, was published in Shueisha's "Ultra Jump" magazine on August 19, 2013. Another manga by Teri, featuring an original story, was serialized in "Ultra Jump" between August 19, 2015 and November 20, 2015, and was compiled in a single "tankōbon" volume released on January 19, 2016.