Masaaki Hatsumi

Dr. Masaaki Hatsumi is Grandmaster of the oldest of the shinobi clans in Japan, the Togakure clan. He teaches the history of ninjas at Mie University.

Hatsumi founded the martial arts group Bujinkan, which had more than 300,000 members in 2012. He has also helped moviemakers make martial arts scenes for their movies.[1][2]

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