Stefanos Tsitsipas Gets Revenge Against Kei Nishikori At Shanghai Masters

The Greek, once ranked third in the world, has slipped out of the ATP top 10 in recent months to now stand at 12th.

Holger Rune Comes Back From Brink To Reach Japan Open Semifinals

Denmark's Holger Rune fought back from a match point down to reach the Japan Open semi-finals after beating Kei Nishikori 3-6, 6-2, 7-5 on Sunday.

US Open: Novak Djokovic Reaches Round Of 16 With Win Over Kei Nishikori

Novak Djokovic moved within four matches of completing the first men's singles calendar-year Grand Slam in 52 years.

US Open: Novak Djokovic Has Kei Nishikori's Number But Isn't Overconfident

US Open: Novak Djokovic most recently stretched his domination over 56th-ranked Nishikori with a quarter-final victory at the Tokyo Olympics.

French Open: "I Feel Like I've Played Five Matches," Says Kei Nishikori After Winning Five-Setter Against Karen Khachanov

French Open: Kei Nishikori defeated Karen Khachanov 4-6, 6-2, 2-6, 6-4, 6-4 in a marathon five-setter to move into the third round.

Japanese Tennis Stars Kei Nishikori, Naomi Osaka Agree "Discussions" Needed For Safe Tokyo Olympics Organisation

Japanese tennis players Kei Nishikori and Naomi Osaka agreed that discussions were needed to ensure a safe organisation of the delayed 2020 Tokyo Olympic Games in the middle of a coronavirus scare in Japan.

Disarray As 47 Players Affected After Positive Tests On Australian Open Planes

Forty-seven players were barred from practising for a fortnight Saturday in a major setback to their Australian Open preparations after passengers on two charter flights that brought them to Melbourne tested positive to Covid-19.

Naomi Osaka's Third Grand Slam, Anti-Racism Stand, Hailed In Japan

Japan's Naomi Osaka beat Victoria Azarenka 1-6, 6-3, 6-3 in the final to add to winning the 2018 US Open and the 2019 Australian Open.

Japan's Kei Nishikori Tests Positive For Coronavirus Ahead Of US Open

Japan's Kei Nishikori, the 2014 US Open runner-up, said Sunday he has contracted COVID-19 and has withdrawn from an ATP event in New York with this year's US Open only two weeks away.

Japan's Kei Nishikori Pulls Out Of Australian Open And ATP Cup

Kei Nishikori, who has slipped to 13, said he was disappointed not to be able to begin his season as hoped for in January.