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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

Karate; A blend of Tegumi and Chinese Hand?

In connection with this article, it is recommended to read this article first: Tegumi. Karate; A blend of Tegumi and Chinese Hand? The question is: Did karate develop from a ...

The history of the black belt

The history of martial arts belts, particularly the black belt and the introduction of colored belts, encompasses various stories and influences that have shaped the ranking system we know today ...

The McDojo Phenomenon

Unveiling the World of Dubious Martial Arts Studios: The McDojo Phenomenon. In the realm of martial arts, there exists a rather controversial entity known as the "McDojo." This term has ...