Naomi Osaka of Japan arrives at the 2018 Hopman Cup New Years Eve Ball at Crown Perth on December 31, 2017 in Perth, Australia.
(December 30, 2017 - Source: Paul Kane/Getty Images AsiaPac) see more angles »

Naomi Osaka Sequin Dress

Naomi Osaka glammed up in a purple sequined gown for the 2018 Hopman Cup New Year's Eve Ball.