Browsing: Naomi Osaka

World No. 1 Naomi Osaka has called time on her 13-month relationship with coach Sascha Bajin, once the former hitting partner of great Serena Williams, despite their partnership yielding success in the last two Grand Slams.

World Number one and two-time Grand Slam winner Naomi Osaka has pulled out of next week’s Qatar Open because of a back injury, tournament organisers said on Tuesday.