Gorin no sho In this inspiring book written by Musashi Miyamote (17th century) there is section about the shouts during a battle. The phrase ‘sen go no koe’ (before and after voice) 前後の声 is used to describe how to use shouts in a fight. He also said not to use a shout during cutting. This […]

17-hon no kata – Hiji-waza

Skin-effect When grasping the wrist of Uke it is only grasping the skin and underlying tissue. It is not grasping the bones. Grasping the skin has an effect on the fascia system. Oshi-taoshi Tori use skin effect on Uke’s wrist. Tori using a diagonal spiral in the torso move from the elbow to drive Uke’s […]

Full potential power through Tanren

Tanren ‘Tanren’, or “repetitive slow drilling” is highly regarded as a method of power building. But power building is not the equivalent of power training in the gym. It is about moving the body or bodyparts by using all the parts of the body. Please refer to rendo and the rule of 3. Slow movement […]

Tegatana (手刀)

Tegatana (Japanese for hand sword) is a term that refers to the idea the hand and the arm are in the shape of a Japanese sword. During training, uke and tori often face each other with their respective tegatana that touch each other. From this position, considered the ideal distance for two unarmed opponents, many […]

Creative copying

  Japan is well-known for the skill of copying. In the West, copying has a bad flavor, but what about creative copying. “The original doesn’t exist!” When a performance is done, the kata or randori doesn’t exist anymore. Even if it is on videotape, the original doesn”t exist…….the videotape is a copy. Next time we […]

Hakkei – From potential energy to kinetic power

Movement produces kinetic energy, which can be converted into power. Delivering power into the body of an opponent is not an easy task, it needs a special skill called “hakkei”. Hakkei (発勁), which literally means ‘release of power’, can generates power with minimal external body motion. Before  we can use hakkei we need to accumulate pressure […]