Copyright 2017 - The Isshinryu System

The Isshinryu System - Isshinryu Karate - Presented by Norbert Donnelly

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The Isshinryu System is designed to preserve and promote the teachings of Isshinryu Karate's kata and fighting techniques through the highest quality books, video, seminars and teaching methods. It is the culmination of a life long, systematic approach to karate by Sensei Norbert Donnelly.