(118)Yeomtasul Instructor Seminar (Korean Baton, Police Arrest Technique)

Yeomtasul Instructor Seminar (Korean Baton, Police Arrest Technique) (Korea jiu jitsu) International GongkwonYusul Association World Yeomtasul Federation Korea jiu jitsu Gongkwon Yusul grappling Hapkido