中部日本放送
The series has been collected into nineteen "tankōbon" manga volumes the first of which was released on January 9, 2006. In July 2010, the manga was adapted into an anime series that ran for 13 weeks first airing on Chubu-Nippon Broadcasting. A second series called was made the following year that aired between January 9, 2011 and February 28, 2011. Although the series has not been licensed for release in North America, it has been simulcast by Crunchyroll which subbed the series. The first anime adaptation has received mixed reviews with most saying that while the humor will creep some out, others will enjoy it.