By Jonathan Jurejko BBC Sport at Roland Garros Naomi Osaka spent the entire of one changeover with her head in her towel when the match was not going her way2019 French OpenVenue: Roland Garros, Paris Dates: 26 May – 9 JuneCoverage: Live text and radio commentary on selected matches on the BBC Sport website and…

Naomi Osaka lost her serve seven times as Kristina Mladenovic beat a world number one for the first time in her careerJapan’s Naomi Osaka blamed scrutiny following the split from her coach for defeat in her first match since becoming world number one.The Australian and US Open champion, 21, was beaten 6-3 6-3 by France’s…

Naomi Osaka started working with Sascha Bajin (left) at the start of 2018World number one Naomi Osaka has split with her coach Sascha Bajin 16 days after winning the Australian Open.The Japanese 21-year-old, whose win in Melbourne sealed back-to-back Grand Slam titles, worked with the German for just over a year. “I will no longer…

Media playback is not supported on this device Osaka beats Kvitova in thrilling finalIn September, as bad blood spilled on to the Louis Armstrong Stadium Court in New York, Naomi Osaka shut out the enveloping acrimony and earned herself a maiden Grand Slam title.Four months later here in Melbourne – on the other side of…

Media playback is not supported on this device Osaka beats Kvitova in thrilling finalAustralian Open 2019Venue: Melbourne Park Dates: 14-27 JanuaryCoverage: Daily live commentaries on the BBC Sport website, listen to Tennis Breakfast daily from 08:00 GMT on BBC Radio 5 live sports extra and watch highlights on BBC TV and online.Japan’s Naomi Osaka beat…

Naomi Osaka has won her past 59 matches when she has taken the first setAustralian Open 2019Venue: Melbourne Park Dates: 14-27 JanuaryCoverage: Daily live commentaries on the BBC Sport website, listen to Tennis Breakfast daily from 07:00 GMT on BBC Radio 5 live sports extra and watch highlights on BBC TV and online.US Open champion…