Judo in Canada Sasaki's students went on to establish their own dojos across Canada. The Canadian Kodokan Black Belt Association was incorporated in 1956 and recognized by the International Judo Federation in 1958. Now known as Judo Canada, it is the national governing body and a federation of associations in each of the ten provinces and three territories. Today, an estimated 30,000 Canadians participate in Judo programs in approximately 400 clubs across Canada. Judo uses a hierarchical ranking system divided into "kyū" and "dan" grades that its founder, Jigoro Kano, adapted from the ranking system for the traditional board game Go. "Kyū" grades
Judo in the United States wrestling. Although Yoshiaki threw him time after time, Graft continued to get up. Finally, Yoshiaki decided that he would do mat work with Graft, since there seemed to be no end to the match. Yoshiaki got an armlock on Graft, but the wrestler would not give up. Yoshiaki kept up the pressure until Graft groaned as his arm came close to breaking. President Roosevelt was impressed and took judo lessons. After leaving office, he kept mats in his home. He studied judo for about a year, earning a brown belt. Through the help of the president, Yoshiaki taught judo at