She was born in Toora-Khem, Todzha district, Tuva ASSR.
She placed 50th in the women's individual ranking round with a 72-arrow score of 609.
In the first round of elimination, she faced 15th-ranked Margarita Galinovskaya, also of Russia.
Dostay lost 153-136 in the 18-arrow match, placing 47th overall in women's individual archery.
This biographical article relating to a Russian archery figure is a stub.