Tennis Naomi Osaka has after more than a year of cooperation will be broken with her coach Sascha Bajin. “I don’t work more together with Sascha. I want to thank him for all his work and wish him the best in the future”, the 21-year-old Osaka know via social media.

The 34-year-old German, coached the Japanese tennis player last season to gain at Indian Wells and then at the US Open. At the beginning of this year, won the Japanese with the Australian Open a second grandslam. Then it was Osaka for the first time number 1 in the world. Bajin previously worked eight years together with Serena Williams. The two broke in 2015. Then accompanied the White-Russian Victoria Azarenka, the American Sloane Stephens and the Danish Caroline Wozniacki. He was taken by the WTA voted coach of the year 2018. Osaka told by a back injury for the tournament of Doha, which this week is played.