Osaka retired from her fourth-round match against Coco Gauff at the China Open three weeks ago and has not played since.

Naomi Osaka will miss the rest of the WTA tour due to a back injury. She has withdrawn from the Hong Kong Open and ended her season early. Osaka hasn't played since retiring from a match at the China Open,

Japan's Naomi Osaka said she will skip next month's Billie Jean King Cup Finals in Spain as she recovers from injuries that have kept her out of key tournaments during the WTA's Asian swing.

Naomi Osaka apologised after a troublesome back injury forced her to withdraw from the Hong Kong Open and cut her comeback season short. The four-time major champion was expected to feature in the final WTA 500 event of the year but has pulled out, still citing an injury she suffered in the China Open against Coco Gauff this month.

Tokyo: Naomi Osaka s season appears to be over after she said she will not play at next month s Billie Jean King Cup Finals because of injury.

Naomi Osaka, a four-time Grand Slam champion, will not participate in the upcoming Billie Jean King Cup Finals in Spain as she recovers from back and abdominal injuries. These have kept her from recent tournaments,

Japan's Naomi Osaka said she will skip next month's Billie Jean King Cup Finals in Spain as she recovers from injuries that have kept her out of key tournaments during the WTA's Asian swing. The four-times Grand Slam champion had been one of the big drawcards for the team tournament in Malaga from Nov.