Former world No. 1 Naomi Osaka has pulled out of the Japan Open due to a back injury that forced her retirement from the China Open last week, organizers said on Monday.

Naomi Osaka has withdrawn from the Japan Open due to a back injury, placing in doubt whether she will play again this season.

Naomi Osaka retired from the China Open with a back injury, and she has been forced to pull out of her home Japan Open because of it.

The 26-year-old was forced to retire during the last 16 against eventual champion Coco Gauff at the China Open in Beijing last week because of the same injury

Naomi Osaka seems to be having an unfortunate and premature end to her first full season back on the tour after becoming a mother. She has already withdrawn from the Japan Open in Osaka next week.Of

In October, there are two WTA tournaments held in Japan, and Osaka hoped to attend both. The first one is the Japan Championships, also called the Kinoshita Group Japan Open for sponsorship reasons, which is a WTA 250 event running from October 14th to 20th.

Former world number one Naomi Osaka has pulled out of the Japan Open due to a back injury that forced her retirement from the China Open last week, organisers said on Monday. The 26-year-old was forced off court in the second set of her last-16 match at the China Open in Beijing after struggling with a lower back problem against eventual champion Coco Gauff.

Naomi Osaka has been forced to pull out of the WTA 250 event in Osaka, Japan, just a week after being forced to retire from her China Open clash with Coco Gauff