Martial Arts legend Fumio Demura studied under Japanese master Ryusho Sakagami and Okinawan master Kenshin Taira. Fumio Demura has won the All-Japan Karate Free-fighting Championships (1961), twice been voted into the Black Belt Hall of Fame and is recognized the world over as one of the premier martial artists of all time. Kobudo Sai: Karate Weapon of Self-Defense features proper grips, attacks, defense, kata, maneuvering and application.
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