Dengeki Maoh
A manga adaptation with art by Shinsuke Inue was serialized in ASCII Media Works's "seinen" manga magazines "Dengeki Black Maoh" and "Dengeki Maoh" from 2009 to 2011. A single "tankōbon" of the manga was released on May 27, 2011. A second manga adaptation, with art by Sakae Saitō, titled "Heavy Object S", was also serialized in "Dengeki Maoh" from 2011 to 2013. Three "tankōbon" volumes of the manga were released between August 27, 2012 and July 27, 2013. A third manga adaptation, titled "Heavy Object A", also by Saitō, was serialized in "Dengeki Maoh". It also received three "tankōbon" volumes, released between January 27, 2016 and December 10, 2016.