Xenosaga: The Animation is a 12-episode Japanese anime television series by Toei Animation, which premiered on TV Asahi in Japan on January 5, 2005. The series is based on the PlayStation 2 game Xenosaga Episode I: Der Wille zur Macht. The anime series was picked up by ADV Films but, in 2008, the series, along with over 30 other ADV titles were transferred to Funimation Entertainment.