Two pieces of theme music are used for the episodes; one opening theme and one closing theme. The opening theme is "Shine" by Japanese rock band L'Arc-en-Ciel, and the closing theme is Sachi Tainaka's "Itoshii Hito e"(愛しい人へ, lit. To the loved one). Six DVD compilations, each containing two episodes of the series, have been released in Japan by Geneon Entertainment, with the latest released on November 21, 2007. A seventh compilation was released on December 21, 2007. __TOC__