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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

Application of Kata techniques

Kata was created to function in a perfect fight situation. Everything is predetermined. When we are attacked in a certain way, then we use a certain series of defensive techniques ...

Pinan or Heian

What should we call the five basic Kata from Itosu? Pinan or Heian? Itosu Ankō, the creator of the Pinan Kata. Itosu was raised in a strict home of the ...

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 ...