Japan's Naomi Osaka poses with the trophy after winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. Naomi Osaka crushed Jennifer Brady 6-4 6-3 to secure her second Australian Open title on Saturday and cement her standing as the new queen of the women's game. REUTERS/Loren Elliott

Japan's Naomi Osaka kisses the trophy as she celebrates after winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. Osaka's one-sided win over the 22nd-seeded American in the final at Rod Laver Arena gave the Japanese juggernaut her fourth major crown, with her career still budding at the age of 23. REUTERS/Jaimi Joy

Japan's Naomi Osaka celebrates winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. REUTERS/Loren Elliott

Japan's Naomi Osaka celebrates with the trophy after winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. REUTERS/Kelly Defina

Japan's Naomi Osaka celebrates with the trophy after winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. REUTERS/Jaimi Joy

Japan's Naomi Osaka celebrates with the trophy after winning her final match against Jennifer Brady of the U.S. in Australian Open Women's Singles Final at Melbourne Park, Melbourne, Australia, February 20, 2021. REUTERS/Jaimi Joy