Kei Nishikori is the first Japanese man to reach the Australian Open quarter-finals in 80 years
Kei Nishikori of Japan plays a stroke during his men's singles match against Jo-Wilfried Tsonga of France on the eighth day of the Australian Open tennis tournament in Melbourne, on January 23. Nishikori won 2-6, 6-2, 6-1, 3-6, 6-3.