The eku bo—also known as the kai—is a martial arts weapons that was began as an oar used by Okinawan fishermen. Most of the techniques for using the eku bo are much like those of the bo staff, another Okinawan weapon. In this video, Fumio Demura sensei covers basic stances, proper grips, defense movements, blocks and counters. A basic "beginner's" kata is also covered in this volume. 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.