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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

Karate styles, take a slice

After 25 years of sportskarate, and standardization of Shotokan, I had to acknowledge that Shotokan no longer was an option for me. My personal development in Karate has stopped, and ...

Overextending/Overstretched!

This article delves into a crucial aspect of martial arts, particularly in Karate – the potential risks associated with overstretching your elbow and knee joints during punching and kicking movements ...

Shurijo Castle, Ryukyuan History and Cultural Heritage

Shurijo Castle, located in Naha, the capital city of Okinawa Prefecture, Japan, stands as a testament to the rich history and cultural legacy of the Ryukyu Kingdom. Over its existence ...