Kei Nishikori is seeking the main draw at the Thionville Open Challenger ...

Kei Nishikori came to the Australian Open this year hoping to put his injury-ravaged 2015 season behind him. Just five matches into the season, though, spectators at Margaret Court Arena cringed at a ...

He apologized "for causing discomfort to everyone who supports me," in a translated statement provided to Japanese tabloid Shukan Bunshun Tennis star Kei Nishikori is speaking out amid cheating ...

On Wednesday, Kei Nishikori (No. 64 in the world) meets Yoshihito Nishioka (No. 68) in the Round of 128 at the Miami Open presented by Itau. In Nishikori's last action, he was defeated by Ugo Humbert ...

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 ...

— -- As Natsuo Yamanaka walked through the Tokyo airport Sunday night, he proudly listened to the culmination of a decade's work. On the ticket lines, in the bars, at the kiosks, everyday ...

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 ...

Tennis star Kei Nishikori is speaking out amid cheating accusations. The Olympian, 35, addressed allegations that he had an affair with a model in a statement shared with the Japanese tabloid Shukan ...

Novak Djokovic and Ashleigh Barty feature at Arthur Ashe Stadium as the third round of singles play concludes. By Max Gendler The world’s No. 1 has beaten his third-round opponent in 16 straight ...

Kei Nishikori is taking accountability. One week after he was allegedly spotted visiting model Azuki Oguchi at her apartment in Japan, the Olympic bronze medalist addressed online speculation that he ...

Japan's newest super star sky-rocketed to fame seemingly overnight after beating Novak Djokovic and advancing to the U.S.