Our Team


Meet our team

These are the Certified Licensed instructors in Israel that are members of the Ryukyu Kenpo Karate Kobudo Rengokai.


Yehoshua Kadosh 6th Dan

Yehoshua Kadosh is the head instructor of the Kenpukan dojo in Jerusalem, Israel. In 2001 Yehoshua began training in Ryukyu Kenpo with Grand Master D'veed Natan. As he quickly rose in rank he began to teach children as an assistant instructor to Hanshi D'veed Natan at the Ryukenkan dojo in Jerusalem. In 2004 Yehoshua was instituted as Director of the Children's Training Department for the Ryukyu Kenpo Kobujutsu Kai. Also, having been a skilled sparring student he was given the responsibility of teaching sparring classes for adults at the Ryukenkan dojo in Jerusalem. Since 2008 Sensei Kadosh has run his own classes in Ryukyu Kenpo, Bogu Kumite and Kobujutsu at various locations in Israel. In addition to Yehoshua Kadosh receiving his 6th Dan rank, full teaching license and the title of "Renshi" from 10th Dan Grand Master D'veed Natan in April, 2015, he was also promoted to Director of Research and Development of the Ryukyu Kenpo Karate Kobudo Rengokai.

Renshi Kadosh is a graduate of the Wingate program at Tel Aviv University, studied "kappo" (resuscitation techniques), and trained in first aid with Magen David Adom professionals. Teaching has become a specialty with Renshi Kadosh not only because of the patience and care that he shows to his students, but also because of his methodical approach to teaching and attention to detail that ensures complete understanding of the material demonstrated.


D'veed Natan 10th Dan

Jon David Natan, Hanshi received his 10th Dan (十段 - Judan) Red Belt in Ryukyu Kenpo Kobujutsu from the Ryukyu Kenpo Karate Kobudo Rengokai in 2006, an 8th Dan (八段 - Hachidan) Red Belt in Ryukyu Kenpo from Midori Yama Budokai in 1996, a 6th Dan (六段 - Rokudan) Black Belt in Shin Shin Jujutsu (新進 柔術) from Grandmaster Leo D. Wilson in 1996, 6th Dan (六段 - Rokudan) Black Belt in Ryukyu Kempo and Kobudo from Taika Seiyu Oyata in 1984; 5th Dan (五段 - Godan) Black Belt in Okinawan Kobudo from 8th Dan Master Bill Marron in 1996; 5th Dan (五段 - Godan) Black Belt in Hapkido from 8th Dan Grandmaster Gunter Bauer.

In addition, he is the retired undefeated heavyweight champion of the United States, and former #1 world rated heavyweight fighter in bogu kumite. He is the Shuseki Shihan (首席 師範) of the Ryukyu Kenpo Kobujutsu Kai (琉球 拳法 古武術 会); and, the Chief Technical Officer of the Ryukyu Kenpo Karate Kobudo Rengokai (琉球 拳法 唐手 古武道 連合会) [www.ryukyu-kenpo.org], both internationally recognized organizations with branches in Israel, Bulgaria, England, and the United States. He currently teaches Hóngxiāng (Red Village) Qūanfa (紅鄉 拳法) in Private and Semi-private classes (054-686-9228). J.D. Natan attended the Coach's Course (Course Mei'amen) at the Israeli Sports College, Wingate Institute, and is a licensed martial arts instructor [dated 1967] with the Ministry of Education in Israel.


Boaz Steigman 6th Dan

Boaz Steigman is President of the Ryukyu Kenpo Karate Kobudo Reengokai and runs the Kenshinkan Dojo in Katzrin.