TDC Study Groups are groups that are registered with us. They can use the TDC Logo's and symbols and are mentioned on this website. They teach different selfdefense systems and martial arts like
Jujutsu, Kenpo, Krav Maga, Karate and Combatives.
CLICK the pictures on the right to go to the individual study groups.
At this moment we have various study groups in The Netherlands, France, Belarus, Poland, Russia, USA, Portugal, Israel, Australia and Brasil.