Name: Seiko Okamoto
Country: Japan
Birthdate: 14.03.78, 47 years
WTA ranking: 451
TOP ranking's position: 178 (16.01.06, 14600 points)
Points: 72
Prize money: 207531 $
Matches total: 327
Win: 158
%: 48.32 %
Country: Japan
Birthdate: 14.03.78, 47 years
WTA ranking: 451
TOP ranking's position: 178 (16.01.06, 14600 points)
Points: 72
Prize money: 207531 $
Matches total: 327
Win: 158
%: 48.32 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2010 | 1/3 | 0/1 | 0/0 | 0/0 | 1/2 | 0/0 | 0/0 |
| 2009 | 14/18 | 7/9 | 0/0 | 0/0 | 5/8 | 2/1 | 0/0 |
| 2008 | 13/25 | 6/15 | 1/1 | 0/0 | 6/9 | 0/0 | 0/0 |
| 2007 | 26/22 | 11/11 | 0/0 | 2/3 | 13/6 | 0/2 | 0/0 |
| 2006 | 34/25 | 13/11 | 10/7 | 0/0 | 10/5 | 1/2 | 0/0 |
| 2005 | 27/23 | 14/15 | 0/0 | 0/0 | 11/7 | 2/1 | 0/0 |
| 2004 | 21/25 | 20/19 | 0/0 | 1/1 | 0/5 | 0/0 | 0/0 |
| 2003 | 13/17 | 8/11 | 0/1 | 0/2 | 5/2 | 0/1 | 0/0 |
| 2002 | 9/11 | 5/9 | 0/0 | 2/1 | 2/1 | 0/0 | 0/0 |
| TOTAL | 158/169 | 84/101 | 11/9 | 5/7 | 53/45 | 5/7 | 0/0 |
| perc. % | 48.32 % | 45.41 % | 55 % | 41.67 % | 54.08 % | 41.67 % | 0 % |
Seiko Okamoto / scheduled / last
| no matches found |
Seiko Okamoto form / year 2002 / surface: I. hard
Seiko Okamoto / year 2002 / surface: I. hard
| 20.05.02 | 2nd round | Seiko Okamoto | Chisayo Ito | 6-4, 7-5 |  | match details |  Tianjin | I. hard |
| 20.05.02 | 1/4 | Yan-Ze Xie | Seiko Okamoto | 7-62, 7-5 |  | match details | ||
| 20.05.02 | 1st round | Seiko Okamoto | Ka-Po Tong | 7-68, 6-4 | | match details |