The United Isshin-Ryu Karate Association (UIKA)

Isshin-Ryu World Karate Association (IWKA)

American Okinawan Karate Association (AOKA)

American Isshin-Ryu Karate Association (AIKA)

Danish Isshin-Ryu Karate Association

Don Nagle's Official AOKA Inc

International Isshin-Ryu Karate Association (IIKA)

Isshin-Ryu Hall of Fame (IHOF)

Isshin-Ryu Karate And Kobudo Association Of India (IKKAI)

Isshin-Ryu Northwest

Karate International-Association Of Isshin-Ryu (KIAI)

Okinawa Isshin-Ryu Karate and Kobudo Association (OIKKA)

Order of Isshin-Ryu

Okinawa Isshin-Ryu Karate Australia

United States Isshin-Ryu Karate Association (USIKA)

The Tatsuo-Kan® Society

United Isshin Ryu Karate and Kobu-do Association (UIKKA)

United Kingdom Isshin-Ryu Karate Association