Seiko Okamoto: Ranking, Schedule & Stats
Seiko Okamoto is a professional tennis player from Japan, born 14 March 1978. The Japanese plays right-handed.
This page tracks Seiko Okamoto's upcoming schedule, latest results, recent form and surface record, with each match linking through to a detailed head-to-head and pre-match analysis. Scores update live as matches are played.
Current form
2026 season2026Okamoto has won 9 of the last 30 first sets
Okamoto has won 3 of 6 deciding sets
Okamoto has won 3 of 7 tiebreaks
Ratings & strengths
Umpiry ratings · updated dailySurface performanceSurfaces
CareerWin rates are close across the career: grass 40%, hard 39%.
Recent results
Last 5Beyond today · rivals & careerBeyond today
Rivals
Most meetings
Most-played rivals. The record is Okamoto's wins–losses across all matches we have, qualifying excluded.
Season
Completed seasonResults
Season breakdown
2009 · by level, surface, sets2009Career
Career overview
More career statistics
Career serve & return
Absolute totals across the 39 matches we have on record. Green is Okamoto, grey is the same stat by the players they faced.
Aces
| Okamoto | 5 |
|---|---|
| Opponents | 20 |
Double faults
| Okamoto | 24 |
|---|---|
| Opponents | 28 |
1st serve in
| Okamoto | 67% 353 / 525 |
|---|---|
| Opponents | 53% 269 / 509 |
1st-serve points won
| Okamoto | 56% 197 / 353 |
|---|---|
| Opponents | 75% 202 / 269 |
Break points converted
| Okamoto | 48% 20 / 42 |
|---|---|
| Opponents | 60% 35 / 58 |
Break points saved
| Okamoto | 40% 23 / 58 |
|---|---|
| Opponents | 52% 22 / 42 |
Career win–loss by level
| Level | W–L | Win % | Titles |
|---|---|---|---|
| Other tour level | 0–4 | 0% | — |
| Tour level | 0–4 | 0% | 0 |
| ITF / Futures | 159–174 | 48% | 0 |
Challenger and ITF matches are shown in grey and are not part of the tour-level total.
Record at one tournament
Every edition entered: year, best round reached, wins and losses. Most recent first.
Hamanako 25K · Editions 5 · Record 9–5 · Titles 0
| Year | Best round | W | L |
|---|---|---|---|
| 2009 | R16 | 1 | 1 |
| 2008 | R16 | 1 | 1 |
| 2007 | SF | 3 | 1 |
| 2006 | F | 4 | 1 |
| 2005 | R32 | 0 | 1 |
More on Umpiry · discovery
Frequently asked · Seiko OkamotoFrequently asked
When was Seiko Okamoto born?
Seiko Okamoto was born on 14 March 1978 (48 years old).
Where is Seiko Okamoto from?
Seiko Okamoto is from Japan.
Is Seiko Okamoto right or left-handed?
Seiko Okamoto plays right-handed.
How good is Seiko Okamoto on hard?
Seiko Okamoto's hard-court record stands at 13-20, a 39% win rate.