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
Tachikawa-ryu in so called "black" magic, the school was frowned upon by Orthodox Shingon leaders (who performed non-sexual right hand Tantra rituals), and its monks were frequently sent into exile. The monk Yūkai (1345–1416) is generally credited with taking the lead on extirpating the Tachikawa-ryu school from Shingon. Since most Tachikawa-ryu texts were destroyed much of its history and teachings must be reconstructed. The institutes who do have Tachikawa-ryu texts and information pertaining to the school are generally unsympathetic and hostile towards Tachikawa-ryu ideologies and therefore refuse to lend any sort of help to the matter.(Sanford 1991) The school was founded