Roger Federer shares memories with Japanese stars at kids' event | The Japan Times
Kei Nishikori tests positive for coronavirus | The Japan Times
Centurion Federer marches on - The Championships, Wimbledon - Official Site by IBM
Match Point: Roger Federer vs Kei Nishikori Wimbledon 2019 - YouTube
Wimbledon on Twitter: "Within touching distance... @rogerfederer requires one more set against Kei Nishikori to reach a 13th #Wimbledon semi-final, winning the third 6-4 https://t.co/GJpTjZaSWX" / Twitter
Kei Nishikori: fourth round - The Championships, Wimbledon - Official Site by IBM
Nishikori steals first set from Federer | Watch ESPN
Roger Federer vs Kei Nishikori Wimbledon 2019 quarter-final highlights - YouTube
Roger Federer wary of Rafael Nadal threat ahead of Wimbledon semi-final | Tennis News | Sky Sports
How To Watch The Wimbledon 2019 Men's Singles Semifinals
Kei Nishikori tests positive again for coronavirus, U.S. Open in doubt | The Japan Times
Federer Earns Historic 100th Wimbledon Win, Sets Nadal Showdown | ATP Tour | Tennis
Federer wary of fresher, stronger Nishikori | Reuters.com
Roger Federer pushed by Kei Nishikori before completing Wimbledon century | Wimbledon 2019 | The Guardian
Tennis news - Roger Federer wins Indian Wells opener, Kei Nishikori survives three-setter - Eurosport
ATP Tour on Twitter: "Roger Responds π¨ π¨π @rogerfederer races through the second set 6-1 to level his quarter-final against Kei Nishikori. # Wimbledon https://t.co/nD4GLVvJDE" / Twitter
Wimbledon on Twitter: "An upset on the cards? In fine form on Centre Court, @keinishikori wins the first set 6-4 against Roger Federer... #Wimbledon https://t.co/FlIWAnB4HP" / Twitter
Federer-Nadal in numbers - The Championships, Wimbledon - Official Site by IBM
Roger Federer v Kei Nishikori: Preview of the Wimbledon 2019 men's quarter final - Tennishead
Roger Federer's Memorable Win Against Rafael Nadal At 2019 Wimbledon | ATP Tour | Tennis
Roger Federer 'Not Coming Back To Make Up The Numbers'
Factbox: Roger Federer vs Kei Nishikori | Reuters
Tennis: Kei Nishikori advances to quarterfinals at Wimbledon