Claim: The first season of Corpse Princess, titled: Aka with 13 episodes, revolves around Ouri, a Shikabane with a mission to kill other Shikabanes and avenge her family's death.
Evidence: Produced by Feel and Gainax, the first season, also known as Shikabane Hime: Aka (屍姫 赫, Corpse Princess: Red), premiered in Japan on AT-X on October 2, 2008 and ran until December 25, 2008.