![Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy](https://c8.alamy.com/comp/WDGEMB/naomi-osaka-jpn-competing-in-the-first-round-of-the-2019-us-open-tennis-wearing-her-new-nikecourt-x-sacai-tennis-outfit-WDGEMB.jpg)
Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy
![Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit, on August 27, 2019 in New York, USA. Credit: Paul Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit, on August 27, 2019 in New York, USA. Credit: Paul](https://c8.alamy.com/comp/WDWWJM/naomi-osaka-jpn-competing-in-the-first-round-of-the-2019-us-open-tennis-wearing-her-new-nikecourt-x-sacai-tennis-outfit-on-august-27-2019-in-new-york-usa-credit-paul-j-suttonpcnafloalamy-live-news-WDWWJM.jpg)
Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit, on August 27, 2019 in New York, USA. Credit: Paul
![US Open 2019: Rafael Nadal through to semi-finals after straight-sets victory over Diego Schwartzman | The Independent | The Independent US Open 2019: Rafael Nadal through to semi-finals after straight-sets victory over Diego Schwartzman | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2019/09/05/07/rafael-nadal.jpg?width=1200&height=1200&fit=crop)
US Open 2019: Rafael Nadal through to semi-finals after straight-sets victory over Diego Schwartzman | The Independent | The Independent
![Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy](https://c8.alamy.com/comp/WDGPMK/naomi-osaka-jpn-competing-in-the-first-round-of-the-2019-us-open-tennis-wearing-her-new-nikecourt-x-sacai-tennis-outfit-WDGPMK.jpg)
Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy
![Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy Naomi Osaka (JPN) competing in the first round of the 2019 US Open Tennis wearing her new NikeCourt x Sacai tennis outfit Stock Photo - Alamy](https://c8.alamy.com/comp/WDGRPK/naomi-osaka-jpn-competing-in-the-first-round-of-the-2019-us-open-tennis-wearing-her-new-nikecourt-x-sacai-tennis-outfit-WDGRPK.jpg)