Naomi Osaka has reportedly said that she has completed an administrative step to obtain Japanese citizenship ahead of her birthday next week. read more

French Open winner Barty retains top spot and even extends her lead following the failure of Karolina Pliskova to get past the first round in China. read more

The Japanese two-time Grand Slam champion emerged victorious after 110 minutes in chilly Beijing, 3-6, 6-3, 6-2. read more

The 21-year-old Japanese, who on Friday ended Bianca Andreescu’s run of 17 wins in a row, took time to settle against Denmark’s Wozniacki. read more

The 19-year-old Canadian was upbeat despite squandering a one-set lead, Osaka reining in the US Open champion for a 5-7, 6-3, 6-4 victory in Beijing. read more

Osaka, who plays Andrea Petkovic of Germany next in Beijing, was disappointed that she was unable to replicate the form which won her the Pan Pacific Open in Japan a week ago. read more

Her victory marked a return to the ruthless form that helped world number four Osaka claim last year’s U.S. Open crown before her Melbourne success. read more

The former world number one overwhelmed Russia’s Anastasia Pavlyuchenkova 6-2, 6-3 in just over an hour to make it third time lucky in finals at the tournament after finishing runner-up in 2016 and 2018. read more

Top seed Osaka dispatched No. 9 seed Mertens 6-4, 6-1 in Osaka, western Japan, to reach her first final since winning the Australian Open. read more

Top seed at Flushing Meadows, former world number one Osaka struggled with a knee problem before being upset by 13th seed Belinda Bencic in straight sets in the fourth round. read more

Eliminated in the first qualifying round in New York a year ago, Bianca Andreescu rose 10 places to number five after beating Serena Williams in the final on Saturday. read more

The 19-year-old Andreescu became the youngest Grand Slam winner since Maria Sharapova at the 2006 US Open, handing Williams a fourth consecutive defeat in the final of a major to again deny her a record-equaling 24th Slam title. read more

Belinda Bencic’s 7-5, 6-4 triumph, her WTA-best sixth over a top-five foe this year, ensured 21-year-old Japanese star Osaka will fall from the world number one spot next week. read more

Beaten finalist Williams was given a warning for a coaching violation after Mouratoglou gestured in the stands during the dramatic decider against Naomi Osaka. read more

Osaka, who brought 15-year-old American Coco Gauff’s New York run to an end in the third round, will kick off the day session inside Arthur Ashe Stadium when she faces Swiss 13th seed Belinda Bencic. read more