Nice read and well put together. Regardless of your Isshin-ryu lineage, this is a nice reference to help you on your journey.
~John Kerker, 7th Dan, Isshin-ryu Karate

This manual is an excellent resource for those interested in studying Isshin-ryu Karate as a practical, efficient system of self-defense.
~ Richard Rosenthal, 7th Dan, Isshin-ryu Karate

A well-written and organized training manual, not just for Isshin-ryu Karate. Many of these concepts can be applied to Okinawan Karate in general.
~ Michael McGee, 7th Dan, Uechi-ryu Karate