 Ramba uchinyora ndima iyi - Kim Hyeon-na akakwikwidza somutasvi wechiduku pa 1981 World Junior Speed Skating Championships. Akamirira nyika yake paWorld Allround Speed Skating Championships yeVakadzi muna 1986, achipedza ari 26th overall. Akakwikwidzawo mumakwikwi epasirese, kusanganisira paAsia Winter Games muna 1986mumakwikwi emamita 1 500 uye mumakwikwi emamita 3 000. 