Japan's Kei Nishikori says he "gave it his all" after announcing he will retire from tennis at the end of the 2026 season. The 36-year-old became the first Japanese player to break into the top 10 and ...

Naomi Osaka hailed her 36-year-old compatriot as "inspirational" as he announced his intention to hang up his racquets.

Japanese tennis star Kei Nishikori was getting a little too much love off the court. The world’s No. 61 player is alleged to be having a years-long affair with model Azuki Oguchi by Japanese tabloid ...

Olympian Kei Nishikori has broken his silence after being accused of infidelity. “I deeply apologize for causing discomfort to everyone who supports me: tennis fans, associations, sponsors, and other ...

Former world No. 4-ranked and 2014 U.S. Open finalist Kei Nishikori said Thursday on social media that he plans to retire at ...

Kei Nishikori returns the ball to Taylor Fritz during a quarterfinal match at the Atlanta Tennis Open at Atlantic Station, Friday, July 28, 2023, in Atlanta. (Hyosub Shin/Atlanta Journal-Constitution ...

Kei Nishikori has announced that he will retire from professional tennis at the end of the 2026 season. The 36-year-old has enjoyed a long, successful career in the sport and became the first Japanese ...

In a match that by and large failed to deliver on its initial promise, Rafael Nadal put in a performance that was well below par, but still won in straight sets against Kei Nishikori, 6-4 6-4. Like ...

PARIS -- Kei Nishikori became the first Japanese man in more than 80 years to reach the quarterfinals at the French Open as he breezed past Teymuraz Gabashvili of Russia 6-3, 6-4, 6-2 on Sunday. In a ...