[4] It is the only karate organization recognised by the International Olympic Committee and has more than a hundred million members.

[5][6][7][8] The WKF organizes their Junior and Senior Karate World Championships, which are each held every other year.

In 1963 he invited the six other known European federations (Italy, Great Britain, Belgium, Germany, Switzerland and Spain) to come to France for the first-ever international karate event, and Great Britain and Belgium accepted the invitation.

[10][13] The IKU was quickly disbanded and a new organisation was formed between the EKU and the Japanese federation, and was called the World Union of Karate-do Organizations (WUKO).

[17] The significant growth of WKF resulted in a consolidated organisation that fully represented the sport of Karate at the international level.