Stan Wawrinka (SUI) plays Radek Stepanek (CZE) at Ariake Coliseum, Tokyo, Japan on October 6th, 2015 in the first round of the the Rakuten Japan Open Tennis Championships 2015. (Photo by Shingo Ito/AFLO SPORT)
General View of the main court on October 6, 2015 during the first round match between Stan Wawrinka (SUI) and Radek Stepanek (CZE) at Ariake Coliseum, Tokyo, Japan. (Photo by Shingo Ito/AFLO SPORT)
Kei Nishikori (JPN) signs his autograph on a camera after winning his first round match against Borna Coric (CRO) in the Rakuten Japan Open Tennis Championships 2015 on October 5th 2015. (Photo by AFLO SPORT)