JKF Renbukai organization established the All Japan Karatedo Federation (JKF) and made Shūdōkan its overall headquarters. The JKF appointed Choko Sai as chairman, Yasuhiro Konishi (Shindo Jinen-ryu) and Hiroshi Kinjo (Kanbukan) as vice-chairmen, Kanken Toyama and Hiroyasu Tamae (Otou-ryu) as Shihan, and Hironori Otsuka (Wado-ryu), Tatsuo Yamada (Nippon Kenpo Karate), Shinkin Gima (Shotokan-ryu), Isamu Tamotsu (Shorinji-ryu) and Tsuyoshi Chitose (Chito-ryu) as officers of JKF. In 1964, JKF made a new united league of the non-contact karate world with JKA (Shotokan), Wado-ryu , Goju-ryu and Shito-ryu. Old JKF handed over the name of JKF (Japan Karate Federation) to the new league and changed
Kyushin Ryu a quick result in their favour, without the extremely high levels of physical endurance required to apply other Jujutsu styles. The Kyushin Ryu Jujutsu emblem emanated from research conducted by Eguchi Shihan when, in the latter part of the 19th century, he endeavored to record many of the Jujutsu techniques practised within the Kyushin Ryu system. His study on the history of Kyushin Ryu focused on the formalisation and documentation of the school that took place during the Eiroku period (1558–1570), when five prominent Jujutsu schools pooled their knowledge to form the Kyushin Ryu system. Acknowledgement of the input from