Dan (rank) is by far the most recognizable symbol to the general public. The highest dan ranks are sometimes reserved for the founder or leaders of a style and only high-ranking students can be promoted to them. For example, only five living people hold a tenth dan in judo and only about thirty-five worldwide have been promoted to the rank since its inception; of those 10th dan promotions only fifteen were conferred by the Kodokan, all of them to Japanese judoka. This has led to upper level ranks becoming extinct in some arts. In other styles, the dan ranks are not the
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