The Lab

The Lab

10 Episodes

A window into our research and development efforts.

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The Lab
  • Kumi-Tanto R&D

    Episode 1

    Matsuoka Sensei and Josh Gold experiment with a series of knife vs. knife katas and disarm variations. Matsuoka Sensei used this session to explore a range of movements learned from the legendary Dan Inosanto and seek ways to adapt them into forms that will be accessible and beneficial to aikido ...

  • Tanto-Dori R&D

    Episode 2

    Matsuoka Sensei and Josh Gold experiment with a range of knife deflections and disarms based on their training under Dan Inosanto Sensei. This video provides a rare window into the "behind the scenes" creation and exploration process of a high-level aikido instructor.

    Not yet fully tested and...

  • Dual Blade Defense: Positioning Drill

    Episode 3

    Training Josh to reduce weapon fixation (losing awareness of other threats), Mark Cheng leads a defensive positioning drill against two knives.

    Josh gets caught off guard by an unfamiliar wielding and attack pattern and Mark leads him to a solution.

  • Project Orion: Mo-cap Test Day

    Episode 4

  • Knife Disarm Principles

    Episode 5

    Jeff Imada shares knife disarm principles with Ikazuchi Dojo students at a "show and tell" event. With over four decades of martial arts experience with bladed weapons, Jeff's movements and tactics are spectacular to see.

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  • Hanmi Variation: Close Quarters

    Episode 6

    Sven Thilo, an Ikazuchi Dojo instructor, shares a hanmi application for close quarters situations with a potential threat whose primary objective is not physical harm. Unfriendly encounters in bars or nightclubs are some scenarios in which this variation can serve as a valuable defensive tool.

  • Tsuki Sayunage Variation

    Episode 7

    Chris Jones shares a new instructional method technical variation of our tsuki sayunage technique. He pairs the standard ukenagashi deflection with a simultaneous atemi with the secondary hand. It's an interesting variation that Matsuoka Sensei thinks is worth exploration. Our initial conclusions...

  • Knife Flow Overview

    Episode 8

    In this short discussion, Mark Cheng gives Josh Gold a primer on the nature and value of knife flow drills used in Kali systems. Josh shares his thinking on an important gap in our knife training methods (relative to sword and jo practice) and how knife flow drills can serve to improve our Aikido...

  • Knife Flow Drill: Polusot (Heaven grip)

    Episode 9

    Mark Cheng shares a foundational Kali knife flow- the Palusot. In this drill, one partner uses a standard knife grip (heaven) and the other uses an inverted grip (earth). As a beginner to the sequence, Josh is led through the heaven grip side of the drill.

  • Knife Flow Drill: Palusot (Earth grip)

    Episode 10

    Mark Cheng guides Josh Gold through the Earth Grip (inverted blade) side of the Kali Palusot knife flow drill. Through the course of the instruction, Mark highlights vital targets to attack and protect, bringing us a new level of education and awareness of knife attacks.