The manga series was adapted into an anime by Madhouse, which aired between 7 April 2004 and 28 September 2005 on Nippon TV. Directed by Masayuki Kojima and written by Tatsuhiko Urahata, it features original character designs by long-time Studio Ghibli animator Kitarō Kōsaka which were adapted for the anime by Shigeru Fujita.
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