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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 ...

Dojo Kun

The creator of Dojo Kun. While it is difficult to say for certain who the creator of the Dojo Kun principles was, it is widely accepted that the Dojo Kun ...

The Taikyoku Kata

Gichin Funakoshi and his son Yoshitaka “Gigo” Funakoshi, are said to be the creator of the Taikyoku Katas around 1935-40. Some claim that Shigeru Egami and Hironishi Genshin also were ...