258–203Win–Loss
56.0%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 180 | 139 | 56.4% |
| Carpet | 55 | 28 | 66.3% |
| Grass | 13 | 18 | 41.9% |
| Clay | 10 | 18 | 35.7% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2016 | 0 | 1 | 0 | 0.0% |
| 2015 | 1 | 3 | 0 | 25.0% |
| 2014 | 0 | 2 | 0 | 0.0% |
| 2013 | 0 | 1 | 0 | 0.0% |
| 2012 | 0 | 3 | 0 | 0.0% |
| 2011 | 3 | 4 | 0 | 42.9% |
| 2010 | 10 | 14 | 0 | 41.7% |
| 2009 | 15 | 8 | 1 | 65.2% |
| 2008 | 6 | 10 | 0 | 37.5% |
| 2007 | 20 | 12 | 2 | 62.5% |
| 2006 | 3 | 2 | 0 | 60.0% |
| 2005 | 15 | 16 | 0 | 48.4% |
| 2004 | 26 | 23 | 1 | 53.1% |
| 2003 | 22 | 17 | 0 | 56.4% |
| 2002 | 31 | 19 | 3 | 62.0% |
| 2001 | 19 | 15 | 1 | 55.9% |
| 2000 | 24 | 5 | 4 | 82.8% |
| 1999 | 13 | 18 | 0 | 41.9% |
| 1998 | 35 | 13 | 3 | 72.9% |
| 1997 | 10 | 7 | 1 | 58.8% |
| 1996 | 3 | 5 | 0 | 37.5% |
| 1995 | 2 | 3 | 0 | 40.0% |
| 1994 | 0 | 1 | 0 | 0.0% |
| 1992 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2009-10-26 | Seoul CH | R32 | W | Sang Woo Noh | – | 6-2 6-1 |
| 2009-10-05 | Tokyo | R32 | L | Gilles Simon | 10 | 6-3 6-4 |
| 2009-08-02 | Washington | Q2 | L | Santiago Giraldo | 133 | 3-6 6-2 RET |
| 2009-08-02 | Washington | Q1 | W | Todd Widom | 242 | 6-7(4) 6-2 6-3 |
| 2009-07-20 | Lexington CH | R32 | L | Harel Levy | 179 | 6-4 6-0 |
| 2009-07-13 | Aptos CH | R16 | L | Kyu Tae Im | 209 | 7-6(1) 6-1 |
| 2009-07-13 | Aptos CH | R32 | W | Kevin Kim | 78 | 7-5 6-3 |
| 2009-05-08 | Davis Cup G1 R3: UZB vs JPN | RR | W | Vaja Uzakov | 836 | 4-6 6-3 6-3 |
| 2009-03-16 | Bangkok CH | R32 | L | Kyu Tae Im | 272 | 6-4 4-6 6-0 |
| 2009-03-09 | Kyoto CH | F | L | Sergei Bubka | 273 | 7-6(6) 6-4 |
| 2009-03-09 | Kyoto CH | SF | W | Ivan Dodig | 346 | 6-4 6-4 |
| 2009-03-09 | Kyoto CH | QF | W | Hiroki Moriya | 759 | 7-5 6-2 |
| 2009-03-09 | Kyoto CH | R16 | W | Ivo Klec | 325 | 3-6 6-3 6-3 |
| 2009-03-09 | Kyoto CH | R32 | W | Alex Kuznetsov | 343 | 6-4 3-6 6-4 |
| 2009-03-06 | Davis Cup G1 R2: JPN vs CHN | RR | W | Di Wu | 1206 | 6-2 6-3 |
| 2008-11-24 | Toyota CH | SF | L | Go Soeda | 119 | 7-6(5) 6-3 |
| 2008-11-24 | Toyota CH | QF | W | Kyu Tae Im | 317 | 6-4 6-4 |
| 2008-11-24 | Toyota CH | R16 | W | Frederik Nielsen | 264 | 7-6(5) 6-3 |
| 2008-11-24 | Toyota CH | R32 | W | Junn Mitsuhashi | 361 | 4-6 6-3 6-4 |
| 2008-10-20 | Seoul CH | R32 | L | Adrian Cruciat | 167 | 6-3 6-3 |
| 2008-09-29 | Tokyo | R16 | L | David Ferrer | 5 | 4-6 6-3 6-2 |
| 2008-09-29 | Tokyo | R32 | W | Simone Bolelli | 46 | 7-6(5) 4-6 7-6(5) |
| 2008-09-29 | Tokyo | R64 | W | Yuichi Sugita | 441 | 6-3 7-6(6) |
| 2008-08-11 | New Delhi IV CH | R32 | L | Dieter Kindlmann | 410 | 6-1 6-1 |
| 2008-08-04 | New Delhi III CH | R32 | L | Josh Goodall | 254 | 6-2 6-4 |
| 2008-07-14 | Moncton CH | R32 | L | Peter Polansky | 285 | 6-3 7-5 |
| 2008-07-07 | Granby CH | R32 | L | Olivier Charroin | 626 | 6-3 6-2 |
| 2008-05-19 | New Delhi2 CH | R32 | L | Thomas Oger | 283 | 6-3 3-0 RET |
| 2008-02-18 | San Jose | Q1 | L | Jesse Witten | 240 | 6-3 6-4 |
| 2008-02-08 | Davis Cup G1 R1: PHI vs JPN | RR | W | Cecil Mamiit | 496 | 7-5 7-6(4) 2-6 6-2 |
| 2008-01-14 | Australian Open | Q1 | L | Danai Udomchoke | 153 | 6-3 6-3 |
| 2007-11-19 | Yokohama CH | F | L | Dudi Sela | 66 | 6-7(5) 6-4 6-2 |
| 2007-11-19 | Yokohama CH | SF | W | Gouichi Motomura | 330 | 6-2 7-6(0) |
| 2007-11-19 | Yokohama CH | QF | W | Andreas Haider Maurer | 244 | 6-3 7-5 |
| 2007-11-19 | Yokohama CH | R16 | W | Norikazu Sugiyama | 630 | 7-6(6) 6-1 |
| 2007-11-19 | Yokohama CH | R32 | W | Amir Weintraub | 316 | 7-6(3) 7-5 |
| 2007-10-22 | Lyon | Q1 | L | Vincent Millot | 438 | 6-1 6-4 |
| 2007-10-01 | Tokyo | R64 | L | Benjamin Becker | 58 | 7-5 3-6 6-4 |
| 2007-09-21 | Davis Cup WG PO: JPN vs ROU | RR | L | Andrei Pavel | 88 | 6-7(6) 6-7(1) 6-1 6-4 6-4 |
| 2007-09-21 | Davis Cup WG PO: JPN vs ROU | RR | W | Victor Hanescu | 106 | 7-6(4) 6-1 7-6(4) |
| 2007-08-27 | US Open | Q1 | L | Wesley Moodie | 121 | 6-3 7-6(1) |
| 2007-07-30 | Vancouver CH | R32 | L | Phillip King | 412 | 6-3 3-0 RET |
| 2007-07-23 | Granby CH | F | W | Yen Hsun Lu | 112 | 6-4 6-4 |
| 2007-07-23 | Granby CH | SF | W | Milan Pokrajac | 1289 | 6-3 6-1 |
| 2007-07-23 | Granby CH | QF | W | Horia Tecau | 476 | 7-5 1-6 6-3 |
| 2007-07-23 | Granby CH | R16 | W | John Paul Fruttero | 311 | 4-6 7-6(2) 6-4 |
| 2007-07-23 | Granby CH | R32 | W | Danai Udomchoke | 104 | 2-6 7-6(5) 6-4 |
| 2007-07-16 | Aptos CH | R32 | L | Alex Kuznetsov | 164 | 6-3 6-2 |
| 2007-07-09 | Newport | Q2 | L | Nathan Thompson | 581 | 7-5 6-3 |
| 2007-07-02 | Winnetka CH | R16 | L | Ryan Sweeting | 246 | 6-4 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0