ASCII Media Works
A manga one-shot by Ooi Masakazu was published in the January 2011 issue of ASCII Media Works' "Dengeki Hime" magazine. Another manga illustrated by Achumuchi has serialized in "Dengeki Hime" starting from the November 2013 issue. Kadokawa Shoten has released the compiled chapters into a tankōbon volume which went to sale on June 13, 2014 under ASCII Media Works' publishing imprint Dengeki Comics.