Dengeki Comic Gao!
A manga adaptation illustrated by Sachi Kurafuji was serialized in the Japanese shōnen manga magazine "Dengeki Comic Gao!" between May 27, 2006 and February 27, 2008, published by MediaWorks. The chapters were collected into four "tankōbon" volumes published under MediaWorks' Dengeki Comics imprint between December 16, 2006 and June 27, 2008.