is a Japanese

tennis Tennis is a List of racket sports, racket sport that is played either individually against a single opponent (singles (tennis), singles) or between two teams of two players each (doubles (tennis), doubles). Each player uses a tennis racket st ...

player. Niki has a career high ATP singles ranking of 278 achieved on 23 March 2015. He also has a career high ATP doubles ranking of 269 achieved on 23 April 2018. Niki made his ATP main draw debut at the 2015 ATP Shenzhen Open where he qualified for the main draw. He lost to Bai Yan in the first round. He has reached 22 singles finals to date, posting a record of 10 wins and 12 losses. Additionally, he has reached 57 doubles finals, holding a record of 26 wins and 31 losses. All of his career finals in both single and doubles have come on the

ITF Futures The ITF Men's World Tennis Tour (formerly ''ITF Men's Circuit'') is a series of professional tennis tournaments held around the world that are organized by the International Tennis Federation (ITF). The tour represents the lowest rung of the men ...

Tour with the exception of 1, where he and partner

Yuichi Ito is a Japanese tennis player. Ito has a career high ATP singles ranking of 325 achieved on 5 July 2010. He also has a career high ATP doubles ranking of 328, achieved on 8 July 2013. Ito has won 4 ITF singles titles and 11 ITF doubles titles. ...

lost in the final of the

ATP Challenger The ATP Challenger Tour (known until the end of 2008 as the ATP Challenger Series) is a series of international men's professional tennis tournaments. It was founded in 1976 as a replacement for the ILTF Satellite Circuit (founded in 1971) as ...

tournament in Granby Canada.

ATP Challenger and ITF Futures finals

Singles: 22 (10–12)

Doubles: 57 (26–31)

External links

* * 1987 births Living people Japanese male tennis players Summer World University Games medalists in tennis FISU World University Games bronze medalists for Japan Medalists at the 2011 Summer Universiade 21st-century Japanese sportsmen Sportspeople from Ibaraki Prefecture {{Authority control