Introduction to the Kimura Lock

The kimura lock is one of the most commonly attempted yet frequently failed techniques from side control. This instructional series addresses the mechanical failures that prevent practitioners from successfully finishing the position.

Hand Mechanics: Push vs. Pull

The kimura lock involves two distinct hand positions: a pushing hand that immobilizes the opponent's wrist and a pulling hand that applies the finishing force. A pull-dominant kimura is significantly more effective than a push-dominant approach, as it generates tension through the elbow joint rather than relying on shoulder mobility.

The Perpendicular Problem

Working perpendicular to the opponent's chest creates a fundamental mechanical disadvantage. In this position, the opponent's shoulder joint remains relaxed, allowing the arm to move freely and preventing proper tension development throughout the technique.

The Power Line Concept

The power line runs diagonally from the opponent's far hip to the near shoulder, not perpendicular to the chest. Positioning the hips over the opponent's shoulder and the head over the opposite hip creates maximum tension and leverage, even with minimal applied force.

Achieving the Power Line Position

The opponent's near-side arm presents the primary obstacle to reaching the power line. The practitioner must first beat this defensive frame by rotating their hips, backsteping, and then advancing to the proper shoulder position.

The Advancement Sequence

From the tripod position, the practitioner sweeps the knee forward to maintain head control, steps decisively across the opponent's centerline, and separates the legs ninety degrees apart. This creates the stable base necessary for a powerful finishing pull.

Elbow-to-Elbow Positioning and Head Placement

The practitioner aligns both elbows in the direction of force application while moving the head back away from the opponent's elbow. This head positioning is critical—crowding the opponent's elbow will always produce weak leverage and an ineffective pull.

The Finishing Pull

As the body straightens and the hips drive forward, the practitioner generates a powerful pulling force while maintaining the immobilized hand position on the mat. The breaking pressure comes from the pulling action, not from pushing the opponent's arm, resulting in a decisive finish at the elbow joint.

How To Do The Perfect Kimura From Side Control by John Danaher

Bernardo Faria BJJ Fanatics

Kimura Lock

2 min read·8 key moments·PT10M3S video

Key Takeaways

•Introduction to the Kimura Lock
•Hand Mechanics: Push vs. Pull
•The Perpendicular Problem
•The Power Line Concept

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Frequently Asked Questions

What does this video teach about kimura lock?

This video covers introduction to the kimura lock, hand mechanics: push vs. pull, the perpendicular problem. It provides detailed instruction from Bernardo Faria BJJ Fanatics.

How long does it take to learn kimura lock?

The basic mechanics can be understood in a single session, but developing reliable execution requires consistent drilling over weeks of practice. This 8-part breakdown helps structure your training by isolating each phase of the technique.