
ATJA Promotes Tom Ryan to Kudan
ATJA promoted Tom Ryan to Kudan in Jujitsu on June 24th at the Greatest Camp on Earth. Congratulations!
2019 ATJA President’s Update
2019 ATJA President's UpdateBOD Meeting Minutes 2018
BOD Minutes 2018October 2018 Newsletter
View the October 2018 newsletter here.
Major Principles and Attributes Of Traditional, and Traditionally-Based Jujutsu Systems
Major Principles and Attributes Of Traditional, and Traditionally-Based Jujutsu Systems Andrew Yiannakis, Ph.D. 8th Dan Jujutsu, 6th Dan Judo Research Professor University of New Mexico Chair, Traditional Jujutsu Division of USJJF Major principles and attributes of...

Transitioning from Judo to Jujitsu
TRANSITIONING FROM JUDO TO JUJITSU You’ve been an active judoka and now you want to learn jujitsu. It’s easy, right? After all, judo came from jujitsu, so how hard can it be? It turns out that in certain ways it is an easy transition, but in other ways, your sport...

2018 ATJA Judo Nationals
View the event gallery.



What Is Traditional Jujutsu? Origins, Derivations and Modern Applications by Andrew Yiannakis, Ph.D & Linda Yiannakis, M.S
“The sword was to be far more than a simple weapon; it had to be an answer to life’s questions” Musashi – Eiji Yoshikawa What is a Martial Art System? A Definition Martial art systems are more than simply collections of techniques. For example,...


