Hiroshi Shinjo was one of the JKA's senior instructors who performs the Kata Unsu which is a combination of 15 different Shotokan katas here in one kata. Foreward was by Masatoshi Nakayama. This unique book with all the bunkai and exceptional photography and as well an overhead camera make learning this form and all its nuances make for a very valuable tool to anyone studying Shotokan Karate.