NHK Educational TV
An anime television adaptation by Shin-Ei Animation has been produced for NHK Educational TV. The first season aired between April 4, 2012 and July 11, 2012, with the second season aired between from September 13, 2012 and February 19, 2014. The opening themes are by Ayumu Shinga from April 2012 until March 2013, by Antenna girl from April 2013.