

“The true science of martial arts means practicing them in such a way that they will be useful at any time, and to teach them in a such a way that they will be useful in all things.”
Miyamoto Musashi, The Book of Five Rings.


Hudson Valley Sword Academy Greenwood Lake branch Instructor
Sensei Andrei Ralko, Black Belt


Hudson Valley Sword Academy founder Raul Acevedo-Soke (left) with his student Andrei Ralko, Black Belt (right)

Andrei Ralko blindfold triple brake
Blindfold triple brake was developed and performed by Andrei Ralko
Self-defense technique against kidnappers
Andrei Ralko was trained in Taekwondo for over 20 years


