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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

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 use of force

An important point to keep in mind in Karate is the use of force! If you practice Karate solely with force, your body will tense up. Making explosive attacks or ...

Shōshin Nagamine

Shōshin Nagamine, born on July 15, 1907, in Naha, Okinawa, Japan, was a renowned karate master who made significant contributions to the development and promotion of traditional Okinawan martial arts ...