
Japan's Naomi Osaka and her father Leonard Francois pose for photographs with the championship trophy at the Brighton Beach in Melbourne on January 27, 2019

Japan's Naomi Osaka poses with her trophy the Daphne Akhurst Memorial Cup at Melbourne's Brighton Beach following her win over Petra Kvitova of the Czech Republic in the women's singles final at the Australian Open tennis championships in Melbourne, Australia, Sunday, Jan. 27, 2019.

Japan's Naomi Osaka (L) poses with the championship trophy during the presentation ceremony after her victory against Czech Republic's Petra Kvitova (R) in the women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019.

Japan's Naomi Osaka celebrates with the championship trophy during the presentation ceremony after her victory against Czech Republic's Petra Kvitova in the women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019.

Japan's Naomi Osaka celebrates with the championship trophy during the presentation ceremony after her victory against Czech Republic's Petra Kvitova in the women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019.

Japan's Naomi Osaka holds her trophy after defeating Petra Kvitova of the Czech Republic during the women's singles final at the Australian Open tennis championships in Melbourne, Australia, Saturday, Jan. 26, 2019.

Japan's Naomi Osaka hugs Czech Republic's Petra Kvitova after their women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019.

Japan's Naomi Osaka reacts after a point against Czech Republic's Petra Kvitova during the women's singles final on day 13 of the Australian Open tennis tournament in Melbourne on January 26, 2019

Japan's Naomi Osaka speaks holding the championship trophy at the Brighton Beach in Melbourne on January 27, 2019

Japan's Naomi Osaka poses for photographs with the championship trophy at the Brighton Beach in Melbourne on January 27, 2019

Women's Singles Photo Shoot - Brighton Beach, Melbourne, Australia, January 27, 2019. Japan's Naomi Osaka poses with trophy at a photo shoot.

Japan's Naomi Osaka poses with her trophy the Daphne Akhurst Memorial Cup at Melbourne's Brighton Beach following her win over Petra Kvitova of the Czech Republic in the women's singles final at the Australian Open tennis championships in Melbourne, Australia, Sunday, Jan. 27, 2019