33–66Win–Loss
33.3%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 24 | 50 | 32.4% |
| Carpet | 8 | 14 | 36.4% |
| Clay | 1 | 1 | 50.0% |
| Grass | 0 | 1 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2016 | 4 | 2 | 0 | 66.7% |
| 2015 | 2 | 1 | 0 | 66.7% |
| 2014 | 4 | 7 | 0 | 36.4% |
| 2013 | 7 | 10 | 0 | 41.2% |
| 2012 | 4 | 5 | 0 | 44.4% |
| 2011 | 2 | 11 | 0 | 15.4% |
| 2010 | 7 | 7 | 0 | 50.0% |
| 2009 | 0 | 5 | 0 | 0.0% |
| 2008 | 2 | 6 | 0 | 25.0% |
| 2007 | 0 | 4 | 0 | 0.0% |
| 2003 | 0 | 1 | 0 | 0.0% |
| 2002 | 0 | 3 | 0 | 0.0% |
| 2001 | 1 | 3 | 0 | 25.0% |
| 1999 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2011-07-25 | Wuhai CH | R32 | L | Amir Weintraub | 200 | 6-3 6-2 |
| 2011-07-18 | Lexington CH | R32 | L | Jamie Baker | 332 | 6-4 6-4 |
| 2011-07-11 | Aptos CH | R32 | L | Wayne Odesnik | 218 | 6-1 6-4 |
| 2011-05-16 | Fergana CH | R32 | L | Raven Klaasen | 300 | 7-6(2) 6-2 |
| 2011-05-09 | Busan CH | R32 | L | Yen Hsun Lu | 51 | 6-3 6-2 |
| 2011-03-07 | Kyoto CH | R16 | L | Sebastian Rieschick | 218 | 4-6 6-4 6-2 |
| 2011-03-07 | Kyoto CH | R32 | W | Takao Suzuki | 508 | 4-5 RET |
| 2011-02-07 | Caloundra CH | R32 | L | Matthew Ebden | 197 | 6-2 6-1 |
| 2011-01-24 | Honolulu CH | R32 | L | Robert Kendrick | 110 | 6-1 6-0 |
| 2010-11-22 | Toyota CH | SF | L | Yuichi Sugita | 206 | 6-7(4) 6-2 6-3 |
| 2010-11-22 | Toyota CH | QF | W | Juho Paukku | 411 | 6-3 6-2 |
| 2010-11-22 | Toyota CH | R16 | W | Toshihide Matsui | 457 | 6-4 6-7(5) 6-3 |
| 2010-11-22 | Toyota CH | R32 | W | Takuto Niki | 742 | 7-6(3) 6-4 |
| 2010-10-04 | Tokyo | Q1 | L | Marsel Ilhan | 102 | 7-6(5) 7-6(5) |
| 2010-08-23 | Astana CH | QF | L | Igor Kunitsyn | 128 | 6-2 6-3 |
| 2010-08-23 | Astana CH | R16 | W | Andrey Kumantsov | 290 | 6-3 6-3 |
| 2010-08-23 | Astana CH | R32 | W | Juan Manuel Valverde | 375 | 1-6 6-1 7-6(2) |
| 2010-08-02 | Beijing CH | R32 | L | Di Wu | 447 | 6-7(4) 6-3 6-2 |
| 2010-07-26 | Granby CH | R32 | L | Adam Feeney | 842 | 6-1 6-2 |
| 2010-05-10 | Busan CH | QF | L | Yen Hsun Lu | 91 | 6-1 2-6 6-2 |
| 2010-05-10 | Busan CH | R16 | W | Andis Juska | 317 | 3-6 6-4 6-4 |
| 2010-05-10 | Busan CH | R32 | W | Brendan Evans | 254 | 6-4 6-3 |
| 2010-03-08 | Kyoto CH | R32 | L | Hiroki Moriya | 443 | 4-6 6-3 6-2 |
| 2009-11-23 | Toyota CH | R32 | L | Jesse Huta Galung | 305 | 7-6(5) 6-3 |
| 2009-10-05 | Tokyo | Q1 | L | Marsel Ilhan | 160 | 6-3 6-4 |
| 2009-07-27 | Granby CH | R32 | L | Marinko Matosevic | 181 | 6-4 6-4 |
| 2009-05-11 | Busan CH | R32 | L | Andis Juska | 311 | 6-2 6-2 |
| 2009-02-09 | San Jose | Q1 | L | Tim Smyczek | 324 | 6-2 6-1 |
| 2008-11-24 | Toyota CH | R32 | L | Roman Borvanov | 424 | 4-6 6-3 6-4 |
| 2008-09-29 | Tokyo | Q2 | W | Brendan Evans | 176 | 6-4 3-6 7-6(3) |
| 2008-09-29 | Tokyo | Q1 | W | Rohan Bopanna | 350 | 6-3 4-6 7-6(4) |
| 2008-09-29 | Tokyo | R64 | L | Roko Karanusic | 105 | 6-2 6-2 |
| 2008-08-11 | New Delhi IV CH | R32 | L | Jae Sung An | 398 | 6-3 6-2 |
| 2008-08-04 | New Delhi III CH | R32 | L | Brydan Klein | 289 | 6-3 6-4 |
| 2008-04-14 | Busan CH | R32 | L | Lukasz Kubot | 237 | 3-6 6-4 6-4 |
| 2008-03-03 | Kyoto CH | R32 | L | Jan Vacek | 259 | 6-2 6-2 |
| 2007-11-19 | Yokohama CH | R32 | L | Andreas Haider Maurer | 244 | 6-4 6-1 |
| 2007-10-01 | Tokyo | Q1 | L | Woong Sun Jun | 387 | 6-3 6-7(5) 6-1 |
| 2007-07-23 | Lexington CH | R32 | L | Bruno Echagaray | 180 | 6-1 6-2 |
| 2007-07-09 | Newport | Q1 | L | Philip Bester | 608 | 6-1 3-6 6-1 |
| 2003-06-09 | Busan CH | R32 | L | Hee Sung Chung | 913 | 6-0 7-6(7) |
| 2002-09-30 | Tokyo | R64 | L | Taylor Dent | 61 | 6-0 7-5 |
| 2002-03-11 | Osaka CH | R32 | L | Mario Ancic | 165 | 6-3 6-3 |
| 2002-03-04 | Kyoto CH | R32 | L | Gouichi Motomura | 238 | 6-0 6-0 |
| 2001-10-29 | Yokohama CH | R32 | L | Michael Tebbutt | 429 | 6-2 7-6(3) |
| 2001-10-01 | Tokyo | R32 | L | Jonas Bjorkman | 51 | 6-1 6-3 |
| 2001-10-01 | Tokyo | R64 | W | Michihisa Onoda | 374 | 6-4 6-4 |
| 2001-03-05 | Kyoto CH | R32 | L | Martin Lee | 174 | 6-4 6-4 |
| 1999-11-01 | Yokohama CH | R32 | L | Yaoki Ishii | 296 | 7-6(4) 7-5 |