Shōnen Ace
A manga adaptation, illustrated by Kamon Ōniwa, was serialized in Kadokawa Shoten's "Shōnen Ace" between the July 2012 and May 2014 issues. Four "tankōbon" volumes were released between January 26, 2013 and April 26, 2014. The English version of the manga adaptation is available on BookWalker.