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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

The seven virtues of Bushido

What is the Code of Bushido? The Code of Bushido is an old code, originating in Japan during the feudal period which lasted from the 12th to the 19th century ...

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 ...

Escrima

The World of Eskrima, Arnis, and Kali. In Filipino martial arts, a trio of terms often intertwine, leading to some confusion for newcomers to these arts. These terms are Eskrima, ...