Current activities -

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Current activities:

Teacher / trainer Jujitsu Fighting-System, Newaza and BJJ
Medical fitness instructor

World referee for JJIF in Duo, Fighting and Newaza
Observer-Coach-Instructor for referees in the JJIF

Senior Supervisor Fighting-System-Jujitsu for the All Japan Ju-Jitsu Federation
Developing Fighting-System belt promotion-system for AJJJF
Developing referee promotion-system for AJJJF

Head Referee-instructor at National federation JBN-Jiujitsu
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