About Our Organizations


T. Okazaki


International Shotokan Karate Federation

The International Shotokan Karate Federation (ISKF), formerly affiliated with the JKA, was established in 1977. The ISKF coordinates efforts to bring traditional Shotokan Karate programs and develop ISKF affiliated Karate organizations throughout North, Central, and South America, and the Caribbean.

Master Teruyuki Okazaki, 10th degree black belt, is the Chief Instructor and Chairman of the ISKF. Master Okazaki was the right-hand man to Master Nakayama in the early days of establishing the JKA. He also played a crucial role in establishing and developing JKA tournament rules and the JKA Instructors Training Program.






M. Nakayama and Y. Yaguchi

ISKF of Colorado

The ISKF of Colorado was established in 1974 with Sensei Yaguchi, 9th degree black belt, as Chief Instructor and Chairman. The ISKF of Colorado is also the headquarters for the Mountain States Region of the ISKF. The Mountain States Region is the youngest region in the U.S. but, under the guidance of Sensei Yaguchi, has developed numerous international and national-level competitors.





B. Green

Boulder Shotokan Karate

Boulder Shotokan Karate (formerly JKA of Boulder) was established in 1980 with Mr. Bruce Green as Chief Instructor. Boulder Shotokan Karate is an active member of the ISKF, and is one of the oldest branch dojos in the Mountain States Region.






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