The Canon of Judo The Canon of Judo The Canon of Judo is a book that was originally published in 1956, and written by Kodokan 10th dan, Kyuzo Mifune (1883-1965). The book covers almost all of the Kodokan recognized techniques, adds variations and new techniques, including Do-Jime in passing as well. The book also describes fifteen Kata developed by Mifune to teach adaptation through reversal and counters. The book organizes the techniques differently from the official Kodokan Gokyo. This book is based on new and revised material by the author made between the original publish date and the authors death. The original book, "Canon
Dan (rank) Dan (rank) The ranking system is used by many Japanese organizations and Korean martial arts to indicate the level of one's ability within a certain subject matter. As a ranking system, it was originally used at a go school during the Edo period. It is now also used in modern fine arts and martial arts. The system was applied to martial arts in Japan by Kanō Jigorō (1860–1938), the founder of judo, in 1883, and later introduced to other East Asian countries. In the modern Japanese martial arts, holders of dan ranks often wear a black belt; those of higher