[3] As a first-year student at Museon Middle School [ko] in Yeosu, Kang won a gold medal in the 42 kg category at the 38th National Junior Sports Festival in 2009.

[4] She subsequently attended Yeosu Information Science High School [ko].

[5] As of 2019[update], she represented the Suncheon City Hall team in domestic competition.

[6] She is the silver medallist of the 2018 Judo Grand Slam Paris in the ‍–‍48 kg category.

[7] In 2021, she competed in the women's 48 kg event at the 2021 World Judo Championships held in Budapest, Hungary.