Deadman Wonderland is a Japanese manga series written by Jinsei Kataoka and illustrated by Kazuma Kondou, who also wrote and illustrated the Eureka Seven manga, and published in Shōnen Ace since 2008. Tokyopop acquired the licensing rights to distribute the manga in English and released the first 5 volumes of the manga before the company shut down its North American Publishing division in 2011. Viz Media announced that it had licensed the series for English language release in North America on July 7, 2013, and released the first volume on February 11, 2014; new volumes were released every two months there after.
Deadman Wonderland is a highly successful series. If you liked that Tv Show, you should also try Cowboy Bebop, Fullmetal Alchemist Brotherhood, and Durarara.