For the first time, Gosei Yamaguchi details the basics of the most popular styles of Japanese karate. Containing more than 400 diagrams and photographs, this landmark volume introduces the concepts of the hard-soft system and show how to put them into practice. Gosei Yamaguchi is chief instructor of Goju-Kai Karate-Do, USA and the foremost authority on goju-ryu in the United States. He is son of the famed Cat Gogen Yamaguchi, founder of the International Goju-Kai.