U.S. Open: Kei Nishikori, last year's finalist, exits | CNN
Kei Nishikori withdraws from 2023 Delray Beach Open; comeback postponed again
Tennis: Japan's Kei Nishikori tests positive for coronavirus
Kei Nishikori tests negative for COVID-19, but withdraws from US Open | Tennis News | Sky Sports
Kei Nishikori posts his comeback schedule
Kei Nishikori still looking for way around 'Big Three' roadblock | The Japan Times
Kei Nishikori | IMG Academy
Tennis: Kei Nishikori advances to quarterfinals at Wimbledon
Kei Nishikori - Wilson Tennis Advisory Staff
Kei Nishikori is the best of a mediocre bunch | South China Morning Post
The Tennis 128: No. 120, Kei Nishikori – Heavy Topspin
Kei Nishikori - Wikipedia
Kei Nishikori becomes latest high-profile tennis player to test positive for Covid-19
Kei Nishikori | Overview | ATP Tour | Tennis
Nick's Notes: Bolletteri's first impressions of Kei Nishikori
Kei Nishikori Withdraws From Australian Open - UBITENNIS
Kei Nishikori reaches second round at Wimbledon with 100th Grand Slam win | The Japan Times
Kei Nishikori - Wikipedia
Kei Nishikori to miss U.S. Open as recovery from surgery continues | The Japan Times
Kei Nishikori - Tennis player - - Tennis Majors
Kei Nishikori – Press Conference - Dubai Duty Free Tennis Championships
Former World No.4 Kei Nishikori to compete in the National Bank Challenger Tournaments in Calgary and Drummondville - Tennis Canada
Kei Nishikori - Wikipedia
Kei Nishikori | Overview | ATP Tour | Tennis
Kei Nishikori into French Open last 16 as opponent retires | Tennis News - Times of India
