POWERFUL

HOBART, AUSTRALIA – JANUARY 11: Naomi Osaka of Japan plays a backhand in the women’s single’s match against Jarmila Wolfe of Australia during day two of the 2016 Hobart International at the Domain Tennis Centre on January 11, 2016 in Hobart, Australia. (Photo by Robert Cianflone/Getty Images)

The big-hitting Japanese qualifer Naomi Osaka caused an upset to start the day, beating Australian crowd favourite Jarmila Wolfe. Picture: Getty Images