Question: how many episodes are in queen's blade?
Answer: The first season of the anime, called Queen's Blade: Wandering Warrior (クイーンズブレイド 流浪の戦士, Kuīnzu Bureido Rurō no Senshi), premiered on AT-X on April 2, 2009 and ran twelve episodes until June 18, 2009, with subsequent broadcasts on Chiba TV, Sun Television, and Tokyo MX.