Tennis: Osaka separates from German coach Bajin
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Tokyo (AP) - The tennis world number one seed Naomi Osaka has separated from her German coach Sascha Bajin. On the reasons for the end of the cooperation, she gave no information. Osaka had taken first place in the world ranking after a rapid rise on January 28th. At the Australian Open last year, where she reached the round of 16, the 21-year-old was still number 72 in the world.