Prediction of Ayumi Oka vs Yingying Duan Head-to-Head, At
Wojtek Kolan
HEAD TO HEAD
A. Oka vs Y. Duan

Ayumi Oka
JPN
w
w
l
w
l
w
l
w
w
l
1
Win
1
Played
0
Win
39
Age
36
-
Height
1.86m
Ret.
C. Rank
Ret.
297
Best Rank
60
0
Total Titles
1
0
YTD Titles
0
$0
Career Money
$870.9K
-
Plays
Right-handed (two-handed backhand)

Yingying Duan
CHN
w
w
w
l
w
l
l
l
l
l
1
Win
1
Played
0
Win
39
Age
36
-
Height
1.86m
Ret.
C. Rank
Ret.
297
Best Rank
60
0
Total Titles
1
0
YTD Titles
0
$0
Career Money
$870.9K
-
Plays
Right-handed (two-handed backhand)
Head-to-head: Oka 1 - 0 Duan
They have played 2 sets in total, with Ayumi Oka winning 2 and Yingying Duan winning 0. The last match between Ayumi Oka and Yingying Duan was at the Saitama, 22-08-2011, Round: F, Surface: Hard, with Ayumi Oka getting the victory 6-3 6-4.
| Players | Head To Head Match Wins |
|---|---|
| Oka | 1 |
| Duan | 0 |
Last 1 H2H Matches:
(F) Saitama(08-22-11)
Ayumi Oka
6
6
Yingying Duan
3
4
A. Oka vs Y. Duan H2H Profile
A. Oka vs Y. Duan Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Ayumi Oka has won 0% of points on their second serve, while Yingying Duan has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Ayumi Oka, in recent form, has won 0% of their opponent's second serve points, while Yingying Duan 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: Ayumi Oka has saved 0% of breakpoints in recent form, whereas Yingying Duan has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Ayumi Oka has won 0% of matches played (W/L 0/0), with Yingying Duan winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Ayumi Oka has their best career surface win % on Clay, winning 56% (W/L 9/7), and worse career win % on Grass, winning 0% (W/L 0/1). Yingying Duan has their best career surface win % on Hard, winning 56% (W/L 260/164), and worse career win % on Clay, winning 0% (W/L 0/7).
- Player level: In the last year, Ayumi Oka has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Yingying Duan 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 Ayumi Oka winning 1 times and Yingying Duan being victorious 0 times. They have played 2 sets in total, with Ayumi Oka winning 2 and Yingying Duan winning 0.
- The last match between Ayumi Oka and Yingying Duan was at the Saitama, 22-08-2011, Round: F, Surface: Hard, with Ayumi Oka getting the victory 6-3 6-4.
- 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, Ayumi Oka has played against opponents with an average rank of 0 while Yingying Duan 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, Ayumi Oka has won 0% of deciding sets over the last 12 months, while Yingying Duan has won 0% in all matches played on tour.
- Break point conversion: In recent form, Ayumi Oka has converted 0% of breakpoint opportunities, and Yingying Duan 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.
Ayumi Oka vs Yingying Duan Editorial Preview By TennisTipster88.
A. Oka vs Y. Duan H2H Stats Used In Our Predictions
Recent Performance Stats
2nd Serve Win %: Oka 0%, Duan 0%.
Opp 2nd Serve Pts Won: Oka 0%, Duan 0%.
Break Points Saved %: Oka 0%, Duan 0%.
A. Oka Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R1 | L | 6-7(3) 6-3 6-4 | ||
R1 | W | 3-6 6-4 6-2 | ||
QF | L | 4-6 7-5 6-3 | ||
R2 | W | 6-3 5-7 6-4 | ||
Q2 | L | 6-1 6-0 | ||
Y. Duan Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R1 | L | 6-3 6-4 | ||
R1 | L | 7-6(4) 6-2 | ||
R1 | L | 6-7(5) 7-6(3) 6-1 | ||
R1 | L | 6-2 6-3 | ||
Q2 | L | 6-3 0-6 6-2 | ||

A. Oka vs Y. Duan Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 49.09% (108/112) | YTD Win/Loss | 59.37% (282/193) |
| 48.82% (249/261) | Sets Win/Loss | 57.85% (623/454) |
| 49.82% (2317/2334) | Games Win/Loss | 53.26% (5242/4601) |
| 44.05% (37/47) | Hard Win/Loss | 61.32% (260/164) |
| 56.25% (9/7) | Clay Win/Loss | 0.00% (0/7) |
| 52.10% (62/57) | Indoor Hard W/L | 33.33% (5/10) |
| 0.00% (0/1) | Grass Win/Loss | 58.62% (17/12) |
| 0 | Aces Per Game | 0.15 |
| 0 | Aces Total | 712 |
| 0 | Double Faults Per Game | 0.18 |
| 5 | Total Double Faults | 856 |
| 1st Match | Average Match Time | 1st Match |
| 566.61 | Average Opponent Rank | 618.55 |
| 60% (34/57) | 1st Serve % | 66% (11331/17042) |
| 53% (18/34) | 1st Serve Win % | 64% (7227/11331) |
| 57% (13/23) | 2nd Serve Win % | 44% (2490/5711) |
| 40% (2/5) | Break Points Won % (Total) | 46% (836/1837) |
| 38% (25/65) | Return Points Win % | 43% (6918/16180) |
| 0% (0/0) | Slam W/L | 58.82% (30/21) |
| 0.00% (0/1) | Masters W/L | 33.33% (10/20) |
| 0.00% (0/2) | Main Tour W/L | 47.25% (43/48) |
| 39.66% (46/70) | Challenger W/L | 63.60% (152/87) |
| 61.39% (62/39) | Futures W/L | 73.44% (47/17) |
| 49% (107/217) | Best of 3 Sets Win % | 60% (279/464) |
| 0% (0/0) | Best of 5 Sets Win % | 50% (1/2) |
| 45% (18/40) | Tiebreaks Win % (Total) | 51% (46/90) |
| 55% (40/73) | Deciding Set Win % | 55% (74/135) |
| 81% (107/87) | 1st Set Won, Won Match | 87% (270/234) |
| 19% (107/20) | 1st Set Won, Lost Match | 13% (270/35) |
| 19% (113/22) | 1st Set Lost, Won Match | 23% (204/47) |
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