 The first manga adaptation, which covers Airi Sena, was serialized between the November 2009 and October 2010 issues, published on September 26, 2009 and August 26, 2010, respectively.The twelve individual chapters were later collected into two "tankōbon" volumes published by Kadokawa Shoten on April 26, 2010 and September 25, 2010.A second manga adaptation illustrated by Minazuki titled , which covers Sana Inui, was serialized between the April and September 2011 issues of "Comp Ace".