Current activities -

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Current activities:

Teacher / trainer Jujitsu Fighting-System.
Medical fitness instructor

Observer-Coach-Instructor as Referee-Expert for all referees in the JJIF
Instructor (inter)national referees for promotion national and international

Senior Supervisor Fighting-System-Jujitsu for the All Japan Ju-Jitsu Federation
Founder of the Japanese Fighting-System Ju-Jitsu for the AJJJF Japan
Developing and integrating referee promotion-system for AJJJF Japan
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