Kei Nishikori Singles performance timeline Singles performance timeline

| Tournament | _2008 | _2009 | _2010 | _2011 | _2012 | Win_ |
|---|---|---|---|---|---|---|
| Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments |
| Australian Open | A | 1R | A | 3R | QF | 69.23 |
| French Open | Q2 | A | 2R | 2R | A | 62.50 |
| Wimbledon | 1R | A | 1R | 1R | 3R | 44.44 |
| US Open | 4R | A | 3R | 1R | 3R | 63.64 |
| Win–Loss | 3–2 | 0–1 | 3–3 | 3–4 | 8–3 | 60.98 |
| Olympic Games | Olympic Games | Olympic Games | Olympic Games | Olympic Games | Olympic Games | Olympic Games |
| Summer Olympics | 1R | Not Held | Not Held | Not Held | QF | 60.00 |