Prediction of Seiko Okamoto vs Mayumi Yamamoto Head-to-Head, At
Wojtek Kolan
HEAD TO HEAD
S. Okamoto vs M. Yamamoto

Seiko Okamoto
JPN
l
w
w
w
l
l
l
w
l
l
3
Win
5
Played
2
Win
47
Age
43
-
Height
-
Ret.
C. Rank
Ret.
178
Best Rank
289
0
Total Titles
0
0
YTD Titles
0
$21.7K
Career Money
$4.5K
-
Plays
-

Mayumi Yamamoto
JPN
w
l
w
l
w
w
w
w
w
l
3
Win
5
Played
2
Win
47
Age
43
-
Height
-
Ret.
C. Rank
Ret.
178
Best Rank
289
0
Total Titles
0
0
YTD Titles
0
$21.7K
Career Money
$4.5K
-
Plays
-
Head-to-head: Okamoto 3 - 2 Yamamoto
They have played 10 sets in total, with Seiko Okamoto winning 6 and Mayumi Yamamoto winning 4. The last match between Seiko Okamoto and Mayumi Yamamoto was at the Tsukuba, 17-09-2007, Round: R2, Surface: Hard, with Seiko Okamoto getting the victory 6-3 7-6(3).
| Players | Head To Head Match Wins |
|---|---|
| Okamoto | 3 |
| Yamamoto | 2 |
Last 5 H2H Matches:
(R2) Tsukuba(09-17-07)
Seiko Okamoto
6
7
Mayumi Yamamoto
3
6
(R2) Miyazaki(07-10-06)
Seiko Okamoto
6
6
Mayumi Yamamoto
3
0
(F) Nagano(05-23-05)
Mayumi Yamamoto
6
6
Seiko Okamoto
2
2
S. Okamoto vs M. Yamamoto H2H Profile
| Stats | ||
|---|---|---|
| $21,745 | Career Prize Money | $4,500 |
| 47.42% (156-173) | Career Total W/L | 50.48% (53-52) |
| 1 | Clay | 0 |
| 2 | Hard | 0 |
| 0 | Indoor | 2 |
| 1 | Titles | 2 |
| 3 | Total H2H Matches | 2 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Okamoto vs M. Yamamoto Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Seiko Okamoto has won 0% of points on their second serve, while Mayumi Yamamoto has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Seiko Okamoto, in recent form, has won 0% of their opponent's second serve points, while Mayumi Yamamoto has won 0%. The same stats for first serve returns are 0% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Seiko Okamoto has saved 0% of breakpoints in recent form, whereas Mayumi Yamamoto has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Seiko Okamoto has won 0% of matches played (W/L 0/0), with Mayumi Yamamoto winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Seiko Okamoto has their best career surface win % on Clay, winning 52% (W/L 11/10), and worse career win % on I.hard, winning 42% (W/L 5/7). Mayumi Yamamoto has their best career surface win % on Hard, winning 52% (W/L 26/25), and worse career win % on Clay, winning 33% (W/L 2/4).
- Player level: In the last year, Seiko Okamoto has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Mayumi Yamamoto has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 5 times before with Seiko Okamoto winning 3 times and Mayumi Yamamoto being victorious 2 times. They have played 10 sets in total, with Seiko Okamoto winning 6 and Mayumi Yamamoto winning 4.
- The last match between Seiko Okamoto and Mayumi Yamamoto was at the Tsukuba, 17-09-2007, Round: R2, Surface: Hard, with Seiko Okamoto getting the victory 6-3 7-6(3).
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
- Opponent quality stats: Over the last 12 months, Seiko Okamoto has played against opponents with an average rank of 0 while Mayumi Yamamoto has played against players with an average rank of 0.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Seiko Okamoto has won 0% of deciding sets over the last 12 months, while Mayumi Yamamoto has won 0% in all matches played on tour.
- Break point conversion: In recent form, Seiko Okamoto has converted 0% of breakpoint opportunities, and Mayumi Yamamoto has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Seiko Okamoto vs Mayumi Yamamoto Editorial Preview By TennisTipster88.
S. Okamoto vs M. Yamamoto H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 3 | H2H Matches Won | 2 |
| 6 | Sets Won | 4 |
| 47 | Games Won | 44 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 60% (3/5) | Best‑of‑3 Win % | 40% (2/5) |
| 100% (3/3) | 1st Set Won, Won Match | 100% (2/2) |
| 0% (0/3) | 1st Set Won, Lost Match | 0% (0/2) |
| 0% (0/2) | 1st Set Lost, Won Match | 0% (0/3) |
Recent Performance Stats
2nd Serve Win %: Okamoto 0%, Yamamoto 0%.
Opp 2nd Serve Pts Won: Okamoto 0%, Yamamoto 0%.
Break Points Saved %: Okamoto 0%, Yamamoto 0%.
S. Okamoto Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R1 | L | 7-6(7) 4-6 6-4 | ||
R2 | L | 6-1 6-2 | ||
R1 | W | 6-2 6-0 | ||
R1 | L | 6-3 6-4 | ||
Q1 | L | 6-2 6-1 | ||
M. Yamamoto Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R2 | W | 6-3 6-2 | ||
QF | W | 6-2 6-0 | ||
SF | W | 3-6 6-1 6-3 | ||
F | L | 6-4 7-6(6) | ||
R1 | W | 6-3 6-4 | ||

S. Okamoto vs M. Yamamoto Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 47.85% (156/170) | YTD Win/Loss | 50.48% (53/52) |
| 47.85% (356/388) | Sets Win/Loss | 49.79% (117/118) |
| 48.95% (3274/3414) | Games Win/Loss | 50.35% (1071/1056) |
| 45.11% (83/101) | Hard Win/Loss | 50.98% (26/25) |
| 52.38% (11/10) | Clay Win/Loss | 33.33% (2/4) |
| 52.29% (57/52) | Indoor Hard W/L | 52.08% (25/23) |
| 41.67% (5/7) | Grass Win/Loss | 0% (0/0) |
| 5 | Aces Total | 0 |
| 0.01 | Double Faults Per Game | 0 |
| 24 | Total Double Faults | 0 |
| 1st Match | Average Match Time | 1st Match |
| 521.93 | Average Opponent Rank | 475.77 |
| 67% (353/525) | 1st Serve % | 0% (0/0) |
| 56% (197/353) | 1st Serve Win % | 0% (0/0) |
| 48% (83/172) | 2nd Serve Win % | 0% (0/0) |
| 48% (20/42) | Break Points Won % (Total) | 0% (0/0) |
| 38% (195/509) | Return Points Win % | 0% (0/0) |
| 30.77% (4/9) | Slam W/L | 0% (0/0) |
| 33.33% (3/6) | Masters W/L | 33.33% (1/2) |
| 48.98% (24/25) | Main Tour W/L | 0.00% (0/2) |
| 49.79% (121/122) | Challenger W/L | 43.24% (32/42) |
| 36.36% (4/7) | Futures W/L | 76.92% (20/6) |
| 48% (154/323) | Best of 3 Sets Win % | 51% (53/104) |
| 100% (1/1) | Best of 5 Sets Win % | 0% (0/0) |
| 51% (30/59) | Tiebreaks Win % (Total) | 23% (5/22) |
| 52% (48/93) | Deciding Set Win % | 58% (15/26) |
| 91% (142/129) | 1st Set Won, Won Match | 88% (52/46) |
| 9% (142/13) | 1st Set Won, Lost Match | 12% (52/6) |
| 15% (184/27) | 1st Set Lost, Won Match | 13% (53/7) |
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