^Two other individuals from the United Kingdom had already been awarded their blackbelts by the Japan Karate Association before 1966: Charles Mack was graded 1st Dan Shotokan by Masatoshi Nakayama on March 4, 1962 in Japan; and Vernon Bell was ratified as a JKA blackbelt on February 5, 1964 having corresponded with the JKA in Tokyo and relinquished his Yoseikan grade.