Akiyuki Simbo (Bakemonogatari, Puella Magi Madoka Magica) is serving as chief director and working with Fuyashi Tou (Bakemonogatari, Nisekoi) on series composition.
Sangatsu no Phantasia (Kiznaiver) is performing the opening theme song “Cobalt World” and Kalafina is performing the ending theme song “Marchen.”
Akio Watanabe (Bakemonogatari, Kizumonogatari) is adapting Take’s character designs for animation and serving as chief animation director with Hirofumi Suzuki (The Last -Naruto the Movie-).
Del Rey previously released the novel in English in 2008, and the second novel in 2010.