![Japan's Kei Nishikori returns the ball to Roko Karanusic of Romania at the U.S. Open tennis championship held at the U.S. National Tennis Center on August 28, 2008 in Flushing Meadows, New Japan's Kei Nishikori returns the ball to Roko Karanusic of Romania at the U.S. Open tennis championship held at the U.S. National Tennis Center on August 28, 2008 in Flushing Meadows, New](https://c8.alamy.com/comp/TYJMRN/japans-kei-nishikori-returns-the-ball-to-roko-karanusic-of-romania-at-the-us-open-tennis-championship-held-at-the-us-national-tennis-center-on-august-28-2008-in-flushing-meadows-new-york-upi-photomonika-graff-TYJMRN.jpg)
Japan's Kei Nishikori returns the ball to Roko Karanusic of Romania at the U.S. Open tennis championship held at the U.S. National Tennis Center on August 28, 2008 in Flushing Meadows, New
![José Morgado on Twitter: José Morgado on Twitter:](https://pbs.twimg.com/media/C05QOr4XcAACN_z.jpg)
José Morgado on Twitter: "Nishikori played with Adidas shoes since he became a pro. New brand for 2017 still not revealed." / Twitter
![Japan's Kei Nishikori Awarded Main Draw Wild Card For September's San Diego Open ATP 250 Tournament - Tennis Connected Japan's Kei Nishikori Awarded Main Draw Wild Card For September's San Diego Open ATP 250 Tournament - Tennis Connected](https://tennisconnected.com/home/wp-content/uploads/2021/10/Kei-Nishikori-US-Open-2021.jpg)
Japan's Kei Nishikori Awarded Main Draw Wild Card For September's San Diego Open ATP 250 Tournament - Tennis Connected
![I played incredible' - Zverev in confident mood after thrashing Nishikori - TennisBuzz - Breaking tennis news, live scores and features I played incredible' - Zverev in confident mood after thrashing Nishikori - TennisBuzz - Breaking tennis news, live scores and features](https://tennisbuzz.net/.image/t_share/MTkxNjM5NTAyMTA3NTE4NDUw/alexander-zverev-forehand-french-open.jpg)
I played incredible' - Zverev in confident mood after thrashing Nishikori - TennisBuzz - Breaking tennis news, live scores and features
![Great Britain's Andy Murray celebrates victory over Japan's Kei Nishikori at the Olympic Tennis Centre on the eighth day of the Rio Olympics Games, Brazil Stock Photo - Alamy Great Britain's Andy Murray celebrates victory over Japan's Kei Nishikori at the Olympic Tennis Centre on the eighth day of the Rio Olympics Games, Brazil Stock Photo - Alamy](https://c8.alamy.com/comp/GJ7T8T/great-britains-andy-murray-celebrates-victory-over-japans-kei-nishikori-GJ7T8T.jpg)
Great Britain's Andy Murray celebrates victory over Japan's Kei Nishikori at the Olympic Tennis Centre on the eighth day of the Rio Olympics Games, Brazil Stock Photo - Alamy
![Professional Tennis Player Kei Nishikori of Japan Wears Custom Adidas Tennis Shoes during Match at US Open 2016 Editorial Photography - Image of grand, points: 88874397 Professional Tennis Player Kei Nishikori of Japan Wears Custom Adidas Tennis Shoes during Match at US Open 2016 Editorial Photography - Image of grand, points: 88874397](https://thumbs.dreamstime.com/b/professional-tennis-player-kei-nishikori-japan-wears-custom-adidas-tennis-shoes-match-us-open-new-york-august-88874397.jpg)
Professional Tennis Player Kei Nishikori of Japan Wears Custom Adidas Tennis Shoes during Match at US Open 2016 Editorial Photography - Image of grand, points: 88874397
![José Morgado on Twitter: José Morgado on Twitter:](https://pbs.twimg.com/media/C1N25ToWEAELWGA.jpg)
José Morgado on Twitter: "Kei Nishikori's new Nike shoes after almost a decade playing with Adidas. [getty] https://t.co/CXQS7g9wQp" / Twitter
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