[1] She finished fifth in the 52-kg division at the 2003 World Judo Championships in Osaka, Japan, and also represented her nation North Korea at the 2004 Summer Olympics.

[2] Ri qualified for the North Korean squad in the women's half-lightweight class (52 kg) at the 2004 Summer Olympics in Athens, by placing third and granting a berth from the A-Tournament in Tallinn, Estonia.

She lost her opening match to Japanese judoka and eventual silver medalist Yuki Yokosawa who scored an ippon victory and pulverized her with a tate shiho gatame (vertical four-quarter hold) at two minutes and twenty-seven seconds.

[3] In the repechage, Ri gave herself a chance for an Olympic bronze medal by taking a two-point advantage on yuko against Senegal's Hortense Diédhiou, but came to a halt with a loss on points and an uchi mata makikomi (inner thigh wraparound) hold to British judoka and 2002 Commonwealth Games champion Georgina Singleton.

[4][5] This biographical article related to North Korean judo is a stub.