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

Ai Yamamoto
JPN
w
l
w
l
w
l
l
l
w
l
1
Win
1
Played
0
Win
36
Age
47
-
Height
-
Ret.
C. Rank
Ret.
342
Best Rank
178
0
Total Titles
0
0
YTD Titles
0
$860
Career Money
$21.7K
-
Plays
-

Seiko Okamoto
JPN
l
w
w
w
l
l
l
w
l
l
1
Win
1
Played
0
Win
36
Age
47
-
Height
-
Ret.
C. Rank
Ret.
342
Best Rank
178
0
Total Titles
0
0
YTD Titles
0
$860
Career Money
$21.7K
-
Plays
-
Head-to-head: Yamamoto 1 - 0 Okamoto
They have played 2 sets in total, with Ai Yamamoto winning 2 and Seiko Okamoto winning 0. The last match between Ai Yamamoto and Seiko Okamoto was at the Hamanako, 20-10-2008, Round: R2, Surface: Carpet, with Ai Yamamoto getting the victory 7-6(5) 7-5.
| Players | Head To Head Match Wins |
|---|---|
| Yamamoto | 1 |
| Okamoto | 0 |
Last 1 H2H Matches:
(R2) Hamanako(10-20-08)
Ai Yamamoto
7
7
Seiko Okamoto
6
5
A. Yamamoto vs S. Okamoto H2H Profile
| Stats | ||
|---|---|---|
| $860 | Career Prize Money | $21,745 |
| 41.07% (46-66) | Career Total W/L | 47.42% (156-173) |
| 1 | Indoor | 0 |
| 1 | Titles | 1 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
A. Yamamoto vs S. Okamoto Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Ai Yamamoto has won 0% of points on their second serve, while Seiko Okamoto has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Ai Yamamoto, in recent form, has won 0% of their opponent's second serve points, while Seiko Okamoto 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: Ai Yamamoto has saved 0% of breakpoints in recent form, whereas Seiko Okamoto has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Ai Yamamoto has won 0% of matches played (W/L 0/0), with Seiko Okamoto winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Ai Yamamoto has their best career surface win % on Grass, winning 50% (W/L 1/1), and worse career win % on Clay, winning 40% (W/L 2/3). Seiko Okamoto has their best career surface win % on Clay, winning 50% (W/L 11/10), and worse career win % on I.hard, winning 42% (W/L 5/7).
- Player level: In the last year, Ai Yamamoto has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Seiko Okamoto 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 1 times before with Ai Yamamoto winning 1 times and Seiko Okamoto being victorious 0 times. They have played 2 sets in total, with Ai Yamamoto winning 2 and Seiko Okamoto winning 0.
- The last match between Ai Yamamoto and Seiko Okamoto was at the Hamanako, 20-10-2008, Round: R2, Surface: Carpet, with Ai Yamamoto getting the victory 7-6(5) 7-5.
- 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, Ai Yamamoto has played against opponents with an average rank of 0 while Seiko Okamoto 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, Ai Yamamoto has won 0% of deciding sets over the last 12 months, while Seiko Okamoto has won 0% in all matches played on tour.
- Break point conversion: In recent form, Ai Yamamoto has converted 0% of breakpoint opportunities, and Seiko Okamoto 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.
Ai Yamamoto vs Seiko Okamoto Editorial Preview By TennisTipster88.
A. Yamamoto vs S. Okamoto H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 14 | Games Won | 11 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Yamamoto 0%, Okamoto 0%.
Opp 2nd Serve Pts Won: Yamamoto 0%, Okamoto 0%.
Break Points Saved %: Yamamoto 0%, Okamoto 0%.
A. Yamamoto Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
Q1 | L | 7-5 1-0 ret. | ||
R1 | W | 6-2 6-0 | ||
R2 | L | 6-1 0-6 7-6(4) | ||
Q1 | L | 6-3 6-2 | ||
Q1 | W | 6-3 6-1 | ||
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 | ||

A. Yamamoto vs S. Okamoto Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 40.57% (43/63) | YTD Win/Loss | 47.85% (156/170) |
| 41.25% (99/141) | Sets Win/Loss | 47.85% (356/388) |
| 46.16% (987/1151) | Games Win/Loss | 48.95% (3274/3414) |
| 42.31% (22/30) | Hard Win/Loss | 45.11% (83/101) |
| 40.00% (2/3) | Clay Win/Loss | 52.38% (11/10) |
| 38.30% (18/29) | Indoor Hard W/L | 52.29% (57/52) |
| 50.00% (1/1) | Grass Win/Loss | 41.67% (5/7) |
| 3 | Aces Total | 5 |
| 0.01 | Double Faults Per Game | 0.01 |
| 6 | Total Double Faults | 24 |
| 1st Match | Average Match Time | 1st Match |
| 584.87 | Average Opponent Rank | 522.07 |
| 57% (39/68) | 1st Serve % | 67% (353/525) |
| 54% (21/39) | 1st Serve Win % | 56% (197/353) |
| 34% (10/29) | 2nd Serve Win % | 48% (83/172) |
| 80% (4/5) | Break Points Won % (Total) | 48% (20/42) |
| 42% (30/72) | Return Points Win % | 38% (195/509) |
| 0% (0/0) | Slam W/L | 30.77% (4/9) |
| 0% (0/0) | Masters W/L | 33.33% (3/6) |
| 33.33% (1/2) | Main Tour W/L | 48.98% (24/25) |
| 33.33% (17/34) | Challenger W/L | 49.79% (121/122) |
| 48.08% (25/27) | Futures W/L | 36.36% (4/7) |
| 40% (42/105) | Best of 3 Sets Win % | 48% (154/323) |
| 100% (1/1) | Best of 5 Sets Win % | 100% (1/1) |
| 50% (9/18) | Tiebreaks Win % (Total) | 51% (30/59) |
| 52% (14/27) | Deciding Set Win % | 52% (48/93) |
| 87% (39/34) | 1st Set Won, Won Match | 91% (142/129) |
| 13% (39/5) | 1st Set Won, Lost Match | 9% (142/13) |
| 13% (67/9) | 1st Set Lost, Won Match | 15% (184/27) |
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