GANTZ:O will hit theaters in Japan on October 14th , it is an adaptation of the Osaka arc. The production team has Keiichi Satou , from Tiger & Bunny, as executive director, script by Tsutomu Kuroiwa from One Piece Film Gold, general direction by Yasushi Kawamura who was CGI director for the film Appleseed: Ex Machina and production by Digital Frontier.
Check out the first Teaser: