No. of Episodes:12 episodes
Aired:Apr. 6, 2006 - Jun. 22, 2006
Ryuji's ambition starts to go beyond boarders. Now he aims for the world champion. Will Ryuji's signature cut "Boomerang Hook" win against the American Shaft's "Black Screw"?
(C)Masami Kurumada/Shueisha, Toei Animation