Kei Nishikori has set his sights high for the upcoming season after career-threatening injury.
Kevin Anderson dropped only one game en route to victory over Kei Nishikori at the ATP Finals.
Kei Nishikori kicked off his ATP Finals campaign with a win two-set win over Roger Federer.
Japanese star comments on ATP Finals qualification.
Juan Martin del Potro has been forced to withdraw from the ATP World Tour Finals.
The lineup is complete, at least for now.
Nishikori keeps London hopes alive.
South African to join elite in London.
Plenty to play for in Vienna.
Dominic Thiem's hopes of winning the Vienna Open ended by Kei Nishikori.