Kick no Oni

(Esta sinopse está em inglês. Ajude a comunidade traduzindo!)

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An arrogant karate master named Tadashi Sawamura enters the kickboxing ring to prove his superiority, only to be beaten into a coma by a practictioner of the new art. After recovering, his trainer Endo convinced Sawamura to study kickboxing in order to regain his honor. The series is loosely based on the real-life exploits of champion kickboxer Tadashi Sawamura.

(Source: ANN)