Editing Hapkido (section)

===Kim Yun-sik===
{{Main|Kim Yun-sik}}

Kim Yun-sik (김윤식) was born in [[Seoul]] in 1943. He is the founder of Bum Moo Kwan Hapkido.<ref name="Kim Yun-sik">{{cite web|url=http://www.cbhkd.com.br/?page_id=36 |title=Yun-sik Kim – |publisher=Cbhkd.com.br |access-date=2015-10-28}}</ref> He began his [[martial arts]] training in 1954 under the direction of [[Choi Yong-sool]], and received the black belt from Choi in 1957. That same year, he received the black belt in [[Tang Soo Do]] from Grandmaster [[Hwang Kee]].<ref name="Kim Yun-sik"/>

Kim is the founder of the Bum Moo Kwan style, in which the practitioner is instructed to finish the encounter quickly, using any available material as weapon or any part of his body, aiming the opponent's pressure or vital points. Bum Moo is one of the three original and government regulated Hapkido Kwans.<ref>{{Cite book|url=https://books.google.com/books?id=rjG-BAAAQBAJ&q=bum+moo+kwan&pg=PA99|title=WHFSC Grandmaster's Council: a compendium of the world's leading Grandmasters|last=Frank|first=Bram|date=May 2013|publisher=Lulu.com|isbn=9781300575672}}{{self-published source|date=February 2020}}</ref>{{self-published inline|date=February 2020}}

Residing, teaching and training in [[Brazil]] since 1977, Kim was the master of several Hapkido World Champions, such as Norberto Serrano Jr., Rafael Tercarolli and Leandro Heck Gemeo.<ref>{{Cite web|url=http://bioconexao.com.br/site/o-mestre/|title=LEANDRO HECK GEMEO {{!}} BIOCONEXÃO|language=pt-BR|access-date=2019-09-12}}</ref>