Ryukyu Bujutsu Kenkyu Doyukai

Welcome to Oshiro Dojo

Oshiro Dojo, in San Mateo, California, is the world headquarters (honbu) of the Ryukyu Bujutsu Kenkyu Doyukai (RBKD), an international organization chartered by Sensei Chogi Kishaba for the study and development of traditional Okinawan martial arts.

RBKD Chief Instructor (Shihan) Toshihiro Oshiro is a native Okinawan who has been teaching karate and kobujutsu in the San Francisco Bay area since 1978. Shihan Oshiro is a widely recognized authority on the history and techniques of traditional Okinawan martial arts. He and his dojo are dedicated to the study and teaching of Shima-Ha Shorin-ryu karate and Yamanni-ryu kobujutsu.

Oshiro Dojo has classes for adults and children ages 5 and up. Beginners and experienced martial artists alike are welcome to join the dojo at any time, and visitors are also welcome to watch classes.