The Kazan native added another gold to the host nation's burgeoning collection in the pool at the 27th Summer Universiade.
“I am very happy," she said. "I dreamt of the medal so much and imagined it the whole year. I had winning in focus constantly..
“When I was called over, the audience welcomed me so warmly! My heart beat so fast, and I was so amazed! I couldn't lose.
Day 10: Hosts Korea power ahead as Walker sprints to 800m gold
The Russian swimmer admitted her fear of not meeting the expectations of the crowd, given their belief in her abilities.
“I wanted to win very much to devote my medal to those who supported me genuinely,” she added.
Samantha Mills bagged two medals on a successful day for Australia in synchronised diving.
Mills, together with Esther Fan Qin, was the second in the women's 3m springboard event. The Australian pair lost out to the Chinese duo of Chen Ye and Zheng Shuangxue. Mills had earlier won gold in the 1m springboard.
"We felt that we could perform much better in synchrony, it was easier to do. You're jumping calmly, more you worried more for partner than for yourself in such moments, and you better yourself," said Mills.
"We are friends with Chinese women, and it was easy to jump, we’re less nervous," added the diver.
Korean duo Kim Soyoung and Kim Kijung scored a victory in the final of the men's badminton mixed doubles.
The Korean players beat the Chinese pair Tian Qing and Liu Cheng 22:20, 21:14. Bronze went to the duo from Chinese Taipei and the Russian athletes Vladimir Ivanov and Nina Vislova.
Russian weightlifter Nadezhda Yevstyukhina set a new Universiade record in the women's -75kg for the snatch lift.
Yevstyukhina lifted 118kg in her first attempt and, after failing to manage the next weight of 123kg her third attempt was successful. Another representative of Russia, the 19-year-old Olga Zubova, had the second best result with 120kg.
The lifters are still to compete in the clean and jerk.
Thailand's Tanongsak Saensomboonsuk claimed the Universiade title having beat Gao Huan of China in the badminton men's singles.
The final ended 2-0 (21:12, 21:17) in favour of the 22-year-old athlete. Chou Tien-chen of Chinese Taipei and Iskandar Zulkarnain of Malaysia won bronze.
Ji Hyun Gung from South Korea won the women's singles, beating Tzu-ying Tai (Chinese Taipei) in the final.
The pair's meeting ended 2-0 (21:16, 29:27) to the 21-year-old Korean. Bronzes went to Xue Yao (China) and Porntip Buranaprasertsuk (Thailand).
In fencing, Poland claimed bronze in the women's teamfoil after beating China 45:40. Russia will face Italy in the gold medal contest.
France defeated China 45-39 in the men's epee team final to win gold. The Kazakhstani national team claimed bronze, having defeated Switzerland.
In Judo, South Korea won the women's team gold with a 3-2 win over Poland.
The Russian national team, having defeated Egypt 4-1, shared the third place with France, who beat Brazil by the same scoreline.
Day 4: Novoselov brothers win diving gold for Russia
Games will go ahead despite MERS outbreak, says FISU