She won the gold medal in the women's 50 kg event at the 2020 Summer Olympics without conceding a single point to any opponent.

Susaki made her junior debut in 2010 and won three consecutive world cadet championships from 2014 to 2016.

[3][4] Between the world titles, she won the Golden Grand Prix Ivan Yarygin 2017 and the Klippan Lady Open in 2018 in the women's 50 kg event.

[9][10] She won the gold medal in the women's 50 kg event at the subsequent 2022 World Wrestling Championships held in Belgrade, Serbia.

[13][14] In the repechage bout, she overcame Ukrainian Oksana Livach by technical superiority to win the bronze medal.