Result: Kei Nishikori makes light work of Andrey Kuznetsov at Roland GarrosKei Nishikori progresses through to the third round at Roland Garros after beating Andrey Kuznetsov in straight sets.
May 25, 12:20
Result: Kei Nishikori comes through rain-affected French Open first roundKei Nishikori comes through his rain-delayed first-round match against Simone Bolelli in straight sets at the French Open.
May 23, 16:37
Result: Roger Federer dumped out in Rome by Dominic ThiemWorld number two Roger Federer is out of the Italian Open after suffering a 7-6(2) 6-4 defeat to Dominic Thiem in Rome.
May 12, 13:05
Result: Rafael Nadal equals clay-court record by winning ninth Barcelona Open titleRafael Nadal equals Guillermo Vilas's record of 49 career clay-court titles by winning the Barcelona Open for a ninth time.
Apr 25, 09:24
Result: Rafael Nadal to face Kei Nishikori in Barcelona Open finalRafael Nadal will face defending champion Kei Nishikori in the final of the Barcelona Open after seeing off Philipp Kohlschreiber 6-3 6-3.
Apr 23, 19:44
Result: Kei Nishikori through to semi-finals at Barcelona OpenKei Nishikori is through to the semi-finals of the Barcelona Open with a straight-sets win over Alexandr Dolgopolov.
Apr 22, 15:41
Result: Kei Nishikori stays in the hunt in Barcelona with Jeremy Chardy winKei Nishikori beats Jeremy Chardy 6-3 7-5 to reach the quarter-finals of the Barcelona Open.
Apr 21, 17:43
Result: Novak Djokovic wins historic Miami Open titleNovak Djokovic makes history with a 28th ATP Masters 1000 title by beating Kei Nishikori 6-3 6-3 in the final of the Miami Open.
Apr 3, 19:37
Result: Kei Nishikori sets up Miami Open final against Novak DjokovicKei Nishikori sets up a Miami Open final against Novak Djokovic with a 6-3 7-5 win over Nick Kyrgios.
Apr 2, 09:39
Result: Novak Djokovic eases past David Goffin in semi-finals of Miami OpenWorld number one Novak Djokovic books his spot in the final of the Miami Open with a 7-6 6-4 victory over David Goffin on Friday.
Apr 1, 22:21
Result: Nick Kyrgios moves into world top 20 after reaching Miami Open semi-finalsNick Kyrgios moves into the world top 20 after beating Milos Raonic to reach the semi-finals of the Miami Open.
Apr 1, 10:55
Result: Kei Nishikori battles into Miami Open semi-finalsKei Nishikori comes from a set down to battle past Gael Monfils and into the semi-finals of the Miami Open.
Mar 31, 23:00
Result: Novak Djokovic, Rafael Nadal to meet in Indian Wells semi-finalsNovak Djokovic and Rafael Nadal will meet in the semi-finals of the Indian Wells Masters after both came through their last-eight matches on Friday.
Mar 19, 10:03
Result: Rafael Nadal survives Alexander Zverev scareYoung German Alexander Zverev spurns a match point as Rafael Nadal advances through to the quarter-finals at Indian Wells in California.
Mar 17, 09:54
Andy Murray delighted with Davis Cup winAndy Murray says that he is pleased with how he performed during his five-set Davis Cup victory over Kei Nishikori, which booked Great Britain a quarter-final spot.
Mar 6, 21:29
Result: Andy Murray leads Great Britain into Davis Cup quartersAndy Murray overcomes Kei Nishikori in a five-set battle to seal Great Britain's progression to the quarter-finals of the Davis Cup.
Mar 6, 18:39
Result: Great Britain's Dan Evans beaten by Kei Nishikori in World Group Davis Cup matchGreat Britain's Dan Evans loses to Japan's Kei Nishikori, who ties the Davis Cup World Group Series 1-1.
Mar 4, 18:13
Novak Djokovic predicts "great" Aus Open semi-final against Roger FedererNovak Djokovic predicts that his semi-final clash against Roger Federer at the Australian Open will be a "great match".
Jan 26, 13:08
Result: Novak Djokovic sets up Roger Federer semiNovak Djokovic brushes aside Kei Nishikori to set up an Australian Open semi-final meeting with Roger Federer.
Jan 26, 11:07
Result: Roger Federer cruises to Australian Open semi-finalRoger Federer eases to a 7-6 6-2 6-4 victory over Tomas Berdych in Melbourne to reach the semi-finals of the Australian Open.
Jan 26, 10:00
Result: Novak Djokovic toils to quarter-final berthNovak Djokovic makes 100 unforced errors on his way to beating Gilles Simon in five sets at the Australian Open.
Jan 24, 09:22
Result: Tomas Berdych, Jo-Wilfried Tsonga, Nick Kyrgios into Australian Open third roundTom Berdych, Jo-Wilfried Tsonga, Kei Nishikori and Nick Kyrgios make it through to the third round of the Australian Open in straight sets.
Jan 20, 10:41
Who will win the Australian Open?Sports Mole assesses the runners and riders in the battle for this year's Australian Open crown.
Jan 18, 10:27
Roger Federer: "Rough" semi-final aheadRoger Federer admits that he is in for a "rough" semi-final, regardless of whether he plays Rafael Nadal, Andy Murray or Stanislas Wawrinka.
Nov 19, 16:56
Result: Roger Federer maintains ATP World Tour Finals winning recordRoger Federer heads into the semi-finals of the ATP World Tour Finals with a 100% winning record in the group stages thanks to his three-set triumph over Kei Nishikori.
Nov 19, 16:25
Serving improvement pleases victorious Kei NishikoriKei Nishikori concedes that he served much better against Tomas Berdych today than he did against Novak Djokovic on Sunday.
Nov 17, 16:55
Result: Japan's Kei Nishikori keeps hopes alive in LondonKei Nishikori overcomes Tomas Berdych in three sets to increase his chances of qualifying for the semi-finals of the ATP World Tour Finals.
Nov 17, 16:39
Result: Novak Djokovic cruises through ATP World Tour Finals openerNovak Djokovic drops just two games on his way to beating Kei Nishikori in the group stages of the ATP World Tour Finals.
Nov 15, 15:25
Andy Murray to play Stanislas Wawrinka, Rafael Nadal, David Ferrer at ATP Tour FinalsBritish number one Andy Murray will play against Stanislas Wawrinka, Rafael Nadal and David Ferrer in the Ilie Nastase group at the ATP World Tour Finals in London.
Nov 12, 21:04
Result: Richard Gasquet through to quarters of Paris Masters as Kei Nishikori retiresRichard Gasquet is through to the quarter-finals of the Paris Masters after Kei Nishikori retires with an injury.
Nov 5, 12:49
Result: Andy Murray annihilates David Goffin in Paris Masters third roundAndy Murray loses just one game on his way to a third-round victory over David Goffin at the Paris Masters.
Nov 5, 10:37
Result: Richard Gasquet overcomes Leonardo Mayer in ParisNumber 10 seed Richard Gasquet takes one hour and 15 minutes to beat Leonardo Mayer in the second round of the Paris Masters.
Nov 4, 14:06
Result: Kei Nishikori battles past Jeremy Chardy in Paris MastersKei Nishikori defeats Jeremy Chardy in three sets to progress into the third round of the Paris Masters.
Nov 4, 12:41
Andy Murray handed tough draw at Paris MastersAndy Murray will play either Borna Coric or Fernando Verdasco in his opening match at the Paris Masters.
Oct 31, 10:36
On this day: Andy Murray successfully defends Shanghai Masters titleOn this day in 2011, Andy Murray successfully defended his Shanghai Masters title with a straight-sets victory over David Ferrer.
Oct 16, 06:00
Result: Kevin Anderson edges out Kei Nishikori in Shanghai Masters third roundKevin Anderson comes through two tie-breaks against Kei Nishikori to reach the quarter-finals of the Shanghai Masters for the first time.
Oct 15, 12:17
Result: Jo-Wilfried Tsonga takes down Albert Ramos-Vinolas at Shanghai MastersJo-Wilfried Tsonga beats Roger Federer's conqueror Albert Ramos-Vinolas in the last 16 of the Shanghai Masters 6-7(5) 7-5 6-4 to reach the quarter-finals.
Oct 15, 09:52
Result: Kei Nishikori comes from set down to beat Nick Kyrgios in Shanghai second roundKei Nishikori comes from behind to beat Nick Kyrgios in three sets in the second round of the Shanghai Masters.
Oct 14, 08:36
Nick Kyrgios close to ban after $1,500 fineNick Kyrgios goes a step closer to triggering a 28-day suspended ban after being fined $1,500 at the Shanghai Masters.
Oct 13, 17:18
Result: Benoit Paire stuns Kei Nishikori to advance to Japan Open finalBenoit Paire defeats Kei Nishikori in three sets at the 25-year-old's home tournament to book his place in the final of the Japan Open.
Oct 10, 09:49