The Sekai  Dentokan Bugei Renmei ( World School of Traditional Martial Arts Federation) was founded in 1994, by Roy J. Hobbs, Hanshi as a means of providing instruction, and certification, in the various martial arts he has studied and practiced for more than 50 years. It represent a variety of Okinawan/Japanese martial arts and boasts of members, friends, and associates throughout the world. It is dedicated to the furtherance of understanding among people through the practice of martial arts, regardless of race, creed, ethnic origin, national origin, religious preference, or gender.

The Dentokan is an independent martial arts association which is formally sanctioned by the Dai Nippon Seibukan Budo/Bugei Kai, Kyoto, Japan, and the Kokodo Ju-Jutsu Renmei, Omiya, Japan, and is affiliated with the Okinawa Shorin-Ryu Karate-Do Seidokan Kyokai and the All Okinawa Seidokan Karate Kobudo Association.

To find out more visit the Dentokan Hombu site.

Ko Ken Ryu Karate Jutsu is proud to form part of Dentokan and being actively involved in its
development.
Andy Roosen is a member of the Sekai Dentokan Bugei Renmei Shihan Kai which constantly overviews the development of karate within the body.

Arts Represented within Dentokan:
Shorin-Ryu Karate-Do Dentokan, Goju-Ryu Karate-Do Dentokan, Okinawa Kobudo Dentokan, Dentokan Aiki Ju-Jutsu,  and Dento-Shoshin-Ryu Iai-Jutsu

The Sekai Dentokan Bugei Renmei is headed as below:
President – Roy J. Hobbs, 10th dan
Vice President – Stephen Chan, 8th dan

National Presidents and Representatives exist for many countries including:

United States, United Kingdom, Norway, Italy, Ireland, Turkey, Greece, Canada, Zimbabwe, Zambia, Solomon Islands and others.  Check the hombu site for a full list of shihans and representatives.