Kei Nishikori is a professional tennis player from Japan, born on December 29, 1989. He turned pro in 2007 and quickly gained recognition for his skill and agility on the court. Nishikori is known for his powerful baseline game and exceptional speed, which have helped him achieve a high ranking in the world of tennis. Throughout his career, Nishikori has won multiple ATP titles and reached the finals of major tournaments, including the US Open in 2014, where he became the first Asian male player to reach a Grand Slam final in the Open Era. His achievements have made him a prominent figure in Japanese sports.