Career
Kang started his professional career in 2007. He fought mainly for international promotions, such as Spirit Martial Challenge, Art of War and DEEP. Kang faced Shigeki Osawa on March 7, 2009 at Sengoku Raiden Championships 12. He lost the fight via unanimous decision.
Road Fighting Championship
Kang faced Shoko Sato in the quarterfinal match of ROAD Football Club bantamweight tournament on March 24, 2012 at Road Football Club 7.
In the semifinal on June 16, 2012 at Road Football Club 8, Kang faced Jae Hoon Moon. On the same day, Kang faced Andrew Leone in the final.
In July 2012, it was announced that Kang had signed a contract to compete in the Bantamweight division of the Ultimate Fighting Championship. Ultimate Fighting Championship
Kang was expected to face Alex Caceres on November 10, 2012 at UFC on Fuel television: Franklin versus
Le. However, Kang was removed from the event due to injury and was replaced by promotional newcomer Motonobu Tezuka.
Kang/Caceres finally took place on March 3, 2013 at UFC on Fuel television: Silva versus Stann. Kang faced Chico Camus on August 31, 2013 at UFC 164. He lost the fight via unanimous decision (29–28, 29–28, 30–27).
Kang faced Shunichi Shimizu on January 4, 2014 at UFC Fight Night: Saffiedine versus
Lim. Kang was expected to face Chris Holdsworth on May 24, 2014 at UFC 173. However, Kang pulled out of the bout and was replaced by Chico Camus.
Kang faced Michinori Tanaka on September 20, 2014 at UFC Fight Night 52. Mixed martial arts
ROAD Fighting Championship
ROAD Football Club bantamweight title (one time)
Spirit Martial Challenge
Go! Ultimate Fighting Championship
Fight of the Night (One time) versus
Michinori Tanaka.