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History and Culture?
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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

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 ...

The Art of Self-Motivation

Unleash Your Inner Samurai: The Art of Self-Motivation. Do you want to be successful and happy? An easy question with a simple agreed-upon answer: YES! Then what are you doing ...

Best Karate Books

This is my curated selection of the finest karate books, carefully chosen from my perspective as a karate enthusiast. Whether you're an experienced practitioner aiming to enhance your knowledge or ...