Kei Nishikori books spot in ATP Challenger event final | The Japan Times
Kei Nishikori POST INJURY and NEW serve | Talk Tennis
Kei Nishikori hits a backhand during the RBC Tennis Championships of... News Photo - Getty Images
ATP Challenger Tour on Twitter: "Through to the Dallas final... @mackiemacster. Will play for his second #ATPChallenger title against Nishikori on Saturday.… https://t.co/PYas9Qgfsz"