Naomi Osaka of Japan plays against Zheng Saisai of China during the first round of the tennis competition at the 2020 Summer Olympics on July 25, 2021 in Tokyo, Japan. AP PHOTO
TOKYO: Naomi Osaka is back and still winning.
The Japanese superstar who lit the Olympic cauldron defeated 52nd-ranked Zheng Saisai of China 6-1, 6-4 on Sunday in her first match in nearly two months.