[3][4] The manga was adapted into an anime series by A-1 Pictures and Satelight, and aired on TV Tokyo from October 12, 2009 to March 30, 2013.
[6] The series is licensed for regional language releases by Star Comics in Italy, Pika in France and Norma Editorial in Spain.
[13] At the New York Comic Con in October 2012, Kodansha announced an accelerated tankōbon release schedule after the 24th volume in March 2013.
Fairy Girls (フエアリーガールズ, Fearī Gāruzu) is a spin-off by Boku that focuses on the series' primary female protagonists, which was released in Kodansha's Magazine Special from November 20, 2014 to August 20, 2016.
[165] Each series is collected into a single tankōbon, for a total of three volumes published between January 15 and November 17, 2016 in Japan, and between December 6, 2016 and October 23, 2018 in North America.