![DUBAI, UNITED ARAB EMIRATES - FEBRUARY 19: Naomi Osaka of Japan reacts during day three of the WTA Dubai Duty Free Tennis Championships at Dubai Tennis Stadium on February 19, 2019 in Dubai, United Arab Emirates. (Photo by Francois Nel/Getty Images)](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/7DUJIUBJGEVDNDWIO4MTSLS4D4.jpg?smart=true&auth=6d1fc210c1fb9df5b2d2610f33a698710c043eb0511b76e08209097d764ea0eb&width=400&height=225)
Naomi Osaka lost to Kristina Mladenovic at the Dubai Duty Free Tennis Championships on Tuesday night. Francois Nel / Getty Images
Naomi Osaka lost to Kristina Mladenovic at the Dubai Duty Free Tennis Championships on Tuesday night. Francois Nel / Getty Images
Dubai Tennis: Naomi Osaka crashes out after losing to Kristina Mladenovic
Japanese star beaten in first match since being crowned Australian Open champion and world No 1
Graham Caygill
19 February, 2019