Moribito: Guardian of the Spirit (精霊の守り人, Seirei no Moribito) is the first in the twelve volume Moribito (守り人) series of Japanese fantasy novels by Nahoko Uehashi. It has since been adapted into numerous media, including radio, manga, and anime adaptations. Scholastic released the first novel in English in June 2008. Media Blasters has confirmed that they acquired the rights to the anime. The series premiered on Cartoon Network's Adult Swim programming block in the U.S. at 1:30 a.m. on August 24, 2008 EST, but was dropped from the schedule without warning or explanation on January 15, 2009 after two runs of the first ten episodes. The program returned to Adult Swim during the summer 2009 line-up with an airing of the entire series.