kooselfdefenceuk.com: Welcome To Koo Self Defence - United Kingdom
Most Martial Art Organizations, claim that it can take a 'life time' of training in order to master or become proficient, in utilizing techniques on the streets.
ksdi.net: Welcome To Koo Self Defense: Cartersville Studio, 41 S Public Sq,
Master Roger Koo created Koo Self Defense in 1992 from a completely different 'out of the box' approach. Although he was trained in various martial arts, his unique ...
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