The anime was produced by animation studio TNK under the directorship of Tetsuya Yanagisawa with the script written by Takao Yoshioka, music by Ryosuke Nakikashi, characters by Junji Goto, and produced by Hisato Usui, Jun Hatano, Shigeru Saito, Shinsaku Tanaka, Takuro Hatakeyama, and Tetsuya Tsuchihashi, respectively. Season 1 aired on AT-X from January 6, 2012 to March 23, 2012, with subsequent broadcast runs on TV Kanagawa, Chiba TV, TV Aichi, Sun Television, Tokyo MX, and BS11. AT-X airings of the season were uncensored, while the airings on TV Kanagawa (which began on January 11, 2012) and other networks were heavily censored. Six Region 1 DVD and Blu-ray compilation volumes were released by Media Factory between March 21, 2012 and August 29, 2012.