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Gert Corfitzen Jürgensen

Hi, I’m Gert Corfitzen Jürgensen

Martial Arts Researcher
Author and Blogger

Jissen Karate

The effect of yelling

Screaming and vocalization play a significant role in various sports, including martial arts. In disciplines such as karate or kung fu, screaming during strikes is a common practice believed to ...

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 ...

Kanga “Tode” Sakugawa

Sakugawa Kanga, also known as Tōdī Sakugawa or Tōde Sakugawa, was a renowned martial arts master from the Ryukyu Kingdom, which is now part of modern-day Okinawa, Japan. He lived ...