Dan (rank) highest level that might be attained, with instructor certification and judge/judgment authorization being understood as higher-level or more sophisticated. Many arts use between one and ten dan ranks: In some martial arts, black belts are worn for all "dan" grades. In others, the highest grade (10th "dan") wears a red colored belt. In Jūdo and Shotokan 6th to 8th "dan" may wear a red and white-patterned belt and 9th to 10th "dan" may wear a solid red belt. There is some variation even within styles. Generally, belts do not have markings that indicate the actual "dan" grade. Okinawan styles used
Judo in Canada focused on recreation and rehabilitation. Canadian judoka have been decorated by the Emperor of Japan with the Order of the Sacred Treasure, Gold Rays with Rosette and the Order of the Rising Sun, Gold Rays with Rosette. Four judoka have been awarded Membership in the Order of Canada, the country's second highest civilian honour of merit, for outstanding contributions to their communities through Judo: James Driscoll of Belleville, Ontario (1978), Yuzuru Kojima of Richmond, British Columbia (1983), Yoshio Senda of Lethbridge, Alberta (2007), and Hiroshi Nakamura of LaSalle, Quebec (2012). Four judoka are members of the Canadian Olympic Hall of