Synopsis and details
Kiku and Ryuji take over their late father’s ambition of becoming a boxing champion. As his sister trains him, Ryuji progresses physically and mentally and he finally meets his destined rival, Jun.
Seasons and episodes
Season 1
12 Episodes · 2004-10-06
Japan vs. USA Chapter
12 Episodes · 2006-04-06
Shadow Chapter
6 Episodes · 2010-04-02
World Tournament Chapter
6 Episodes · 2011-04-10
Cast
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