It was serialized in Mag Garden's Monthly Comic Blade magazine from November 2008 to May 2021, with its chapters collected in 17 tankōbon volumes.

was serialized in Mag Garden's shōnen manga magazine Monthly Comic Blade from 29 November 2008 to 10 May 2021.

[4] [5] Mag Garden collected its chapters in seventeen tankōbon volumes, released from 10 August 2009 to 10 November 2021.

[6][7] A 12-episode anime television series adaptation aired between 8 July 2016 and 23 September 2016 and was simulcast by Crunchyroll.

[23][24] The series is directed by Junichi Sato and Kenichi Kasai, and written by Deko Akao.