Tai Tzu-ying
Okuhara reached the final of Singapore Open, but lost it to Tai Tzu-ying. Also, she reached the final of Australia Open &amp; Japan Open but lost to Chen Yufei and Akane Yamaguchi respectively. In the World Championships, she was seeded 3rd. She defeated He Bingjiao and Ratchanok Intanon; reached the final of this tournament once more and set her encounter with P. V. Sindhu. In a repeat clash of 2017 World Championships final, she was defeated 7–21, 7–21 by the Indian player, henceforth settled for the silver medal. She succeeded in occupying the Ranking 1 of the world shifting Tai Tzu-ying on 29 October 2019. She also contested the Denmark Open final, which she lost to Tai Tzu-ying with 17–21, 14–21 scores. She was the runner-up in 6th straight tournament, after her defeat in the hands of Chen Yufei in Fuzhou China Open with the scores 21–9, 12–21, 18–21. She took part in World Tour Finals in Guangzhou where she had best of starts; defeating all her opponents of group stage. But in semi finals, she was beaten by Tai Tzu-ying whom she has beaten in group stage earlier. Okuhara won 2020 Denmark Open tournament after surpassing 3rd seed Carolina Marín in 2 games with scores 21–19, 21–17. This was the first time in 2 years that she won a World Tour title since her last at Hong Kong Open in 2018.