
Japan
| Age | 42 (24-02-1984) |
| Country | |
| Birthplace | |
| Height | |
| Weight | |
| Plays | |
| Backhand | |
| Favorite Surface | |
| Coach | |
| Turned Pro | |
| Player Status | Inactive |
Hard
Clay
Grass
Indoor
All
| Aces / Game | NaN | 0 / 0 |
| DFs / Game | NaN | 0 / 0 |
| 1st Serve % | 0% | 0 / 0 |
| 1st Serve Win % | 0% | 0 / 0 |
| 2nd Serve Win % | 0% | 0 / 0 |
| Service Points Win % | 0% | 0 / 0 |
| Opponent Aces / Game | NaN | 0 / 0 |
| Opponent Double Faults / Game | NaN | 0 / 0 |
| Opponent 1st Serve % | 0% | 0 / 0 |
| 1st Return Win % | 0% | 0 / 0 |
| 2nd Return Win % | 0% | 0 / 0 |
| Return Points Win % | 0% | 0 / 0 |
| Break Points Saved Per Game | NaN | 0 / 0 |
| Break Points Faced Per Game | NaN | 0 / 0 |
| Break Points Save % | 0% | 0 / 0 |
| Service Hold % | 0% | 0 / 0 |
| Break Points Won Per Game | NaN | 0 / 0 |
| Opponent Break Points Per Game | NaN | 0 / 0 |
| BP Won % | 0% | 0 / 0 |
| Opp Hold % | 0% | 0 / 0 |
| year | All | hard | clay | indoor | grass |
| 2011 | 4-11 | 2-6 | 0-0 | 2-5 | 0-0 |
| 2010 | 4-8 | 0-1 | 0-1 | 4-6 | 0-0 |
| 2009 | 5-9 | 2-2 | 0-1 | 3-6 | 0-0 |
| 2008 | 3-8 | 1-2 | 2-4 | 0-2 | 0-0 |
| 2007 | 1-5 | 0-2 | 0-0 | 1-3 | 0-0 |
| 2006 | 0-5 | 0-1 | 0-0 | 0-4 | 0-0 |
| Grand Slam | 0.0% | 0 / 0 |
| Masters | 0.0% | 0 / 0 |
| Main Tour | 0.0% | 0 / 0 |
| Cups | 0.0% | 0 / 0 |
| Challengers | 11.1% | 2 / 16 |
| Futures | 33.3% | 15 / 30 |
| Vs No.1 | 0.0% | 0 / 0 |
| Vs Top.5 | 0.0% | 0 / 0 |
| Vs Top.10 | 0.0% | 0 / 0 |
| Vs Top.20 | 0.0% | 0 / 0 |
| Vs Top.50 | 0.0% | 0 / 0 |
| Vs Top.100 | 0.0% | 0 / 0 |
| Overall | 25.0% | 7 / 21 |
| Hard | 26.3% | 5 / 14 |
| Clay | 25.0% | 2 / 6 |
| Indoor | 0.0% | 0 / 1 |
| Grass | 0.0% | 0 / 0 |
| Semi-Final | 0.0% | 0 / 1 |
| Quarter-Final | 25.0% | 1 / 3 |
| Second | 50.0% | 4 / 4 |
| First | 20.5% | 8 / 31 |
| Qualifying Final | 25.0% | 1 / 3 |
| Qualifying R1 | 42.9% | 3 / 4 |
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![]() Kei Sekine | Draw VIEW H2H | ![]() Vlada Katic | ||
![]() Kei Sekine | Draw VIEW H2H | ![]() Kaori Aoyama | ||
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