The first season aired from April 8, 2006, to June 24, 2006, on Chiba TV in Japan. The second season began airing on October 3, 2006, on KBS Kyoto, TV Nagoya, TV Kanagawa, and Sun TV, and concluded its run on December 19, 2006. The English adaptations of both seasons were aired continuously from October 26, 2007, to April 11, 2008, on G4techTV Canada; the English episodes were also broadcast in the United States from February 26, 2008, to May 13, 2008, on Starz Edge.