Precision: The Biomechanics of Competitive Judo (Available for Pre Order)

Precision: The Biomechanics of Competitive Judo

Tradition shows you what a technique is “supposed” to look like.

Competition revealed how they are actually done.

In Precision, Olympic bronze medalist Cho Jun Ho and Cho Jun Hyun, the brothers behind the successful HanpanTV YouTube channel, break down the biomechanical details behind effective competitive judo.

At the highest levels, technique is not defined by exaggerated movements or idealized positioning. Every adjustment must serve a purpose. Posture, angle, leverage, weight distribution, timing, and force production must work together against an opponent who is actively resisting.

The Cho Brothers show how elite judoka refine traditional techniques to make them faster, stronger, and more efficient in real competition.

What You Will Learn

How to eliminate unnecessary movement from your techniques
How to create stronger throwing angles
How to maximize leverage and mechanical advantage
How to use posture and weight distribution more effectively
How elite competitors adapt techniques to realistic grips and resistance
How to generate more force without relying entirely on strength
Why the competition version of a technique may look different from its traditional demonstration

Judo Refined Through Competition

Precision is not about rejecting the foundations of judo. It is about understanding which details matter when the opponent is moving, gripping, defending, and attempting to throw you back.

The Cho Brothers examine the gap between performing a technique correctly and making that technique work against a skilled opponent.

The result is judo built around efficiency rather than appearance.

Featuring the Cho Brothers

Cho Jun Ho is an Olympic bronze medalist from the 2012 London Olympic Games.

Together with his twin brother, Cho Jun Hyun, he operates HanpanTV, where the brothers share their technical knowledge, competitive experience, and distinctive approach to understanding judo.