Prediction of Seiko Okamoto vs Sandy Gumulya Head-to-Head, At
Wojtek Kolan
HEAD TO HEAD
S. Okamoto vs S. Gumulya

Seiko Okamoto
JPN
w
w
l
w
l
l
l
l
w
l
0
Win
1
Played
1
Win
47
Age
39
-
Height
-
Ret.
C. Rank
Ret.
178
Best Rank
228
0
Total Titles
0
0
YTD Titles
0
$21.7K
Career Money
$6.0K
-
Plays
-

Sandy Gumulya
INA
w
w
w
l
l
w
w
l
l
w
0
Win
1
Played
1
Win
47
Age
39
-
Height
-
Ret.
C. Rank
Ret.
178
Best Rank
228
0
Total Titles
0
0
YTD Titles
0
$21.7K
Career Money
$6.0K
-
Plays
-
Head-to-head: Okamoto 0 - 1 Gumulya
They have played 2 sets in total, with Seiko Okamoto winning 0 and Sandy Gumulya winning 2. The last match between Sandy Gumulya and Seiko Okamoto was at the Ho Chi Minh City, 15-05-2006, Round: R2, Surface: Hard, with Sandy Gumulya getting the victory 6-4 6-3.
| Players | Head To Head Match Wins |
|---|---|
| Okamoto | 0 |
| Gumulya | 1 |
Last 1 H2H Matches:
(R2) Ho Chi Minh City(05-15-06)
Sandy Gumulya
6
6
Seiko Okamoto
4
3
S. Okamoto vs S. Gumulya H2H Profile
| Stats | ||
|---|---|---|
| $21,745 | Career Prize Money | $6,025 |
| 47.42% (156-173) | Career Total W/L | 63.96% (142-80) |
| 0 | Hard | 1 |
| 1 | Titles | 8 |
| 0 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Okamoto vs S. Gumulya 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 Sandy Gumulya 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 Sandy Gumulya 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 Sandy Gumulya 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 Sandy Gumulya 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). Sandy Gumulya has their best career surface win % on Hard, winning 52% (W/L 131/64), and worse career win % on I.hard, winning 36% (W/L 4/7).
- 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 Sandy Gumulya 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 Seiko Okamoto winning 0 times and Sandy Gumulya being victorious 1 times. They have played 2 sets in total, with Seiko Okamoto winning 0 and Sandy Gumulya winning 2.
- The last match between Seiko Okamoto and Sandy Gumulya was at the Ho Chi Minh City, 15-05-2006, Round: R2, Surface: Hard, with Sandy Gumulya getting the victory 6-4 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 Sandy Gumulya 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 Sandy Gumulya has won 0% in all matches played on tour.
- Break point conversion: In recent form, Seiko Okamoto has converted 0% of breakpoint opportunities, and Sandy Gumulya 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 Sandy Gumulya Editorial Preview By TennisTipster88.
S. Okamoto vs S. Gumulya H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 0 | H2H Matches Won | 1 |
| 0 | Sets Won | 2 |
| 7 | Games Won | 12 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 0% (0/1) | Best‑of‑3 Win % | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Won Match | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 0% (0/0) |
Recent Performance Stats
2nd Serve Win %: Okamoto 0%, Gumulya 0%.
Opp 2nd Serve Pts Won: Okamoto 0%, Gumulya 0%.
Break Points Saved %: Okamoto 0%, Gumulya 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 | ||
S. Gumulya Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R1 | W | 6-7(4) 7-5 7-5 | ||
R2 | L | 6-3 6-1 | ||
R1 | W | 6-0 6-4 | ||
R2 | L | 6-4 6-2 | ||
Q3 | L | 6-4 7-6(3) | ||

S. Okamoto vs S. Gumulya Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 47.85% (156/170) | YTD Win/Loss | 63.96% (142/80) |
| 47.85% (356/388) | Sets Win/Loss | 61.62% (305/190) |
| 48.95% (3274/3414) | Games Win/Loss | 54.80% (2421/1997) |
| 45.11% (83/101) | Hard Win/Loss | 67.18% (131/64) |
| 52.38% (11/10) | Clay Win/Loss | 50.00% (6/6) |
| 52.29% (57/52) | Indoor Hard W/L | 33.33% (5/10) |
| 41.67% (5/7) | Grass Win/Loss | 0% (0/0) |
| 5 | Aces Total | 5 |
| 0.01 | Double Faults Per Game | 0 |
| 24 | Total Double Faults | 10 |
| 1st Match | Average Match Time | 1st Match |
| 522.07 | Average Opponent Rank | 535.14 |
| 67% (353/525) | 1st Serve % | 57% (137/240) |
| 56% (197/353) | 1st Serve Win % | 55% (76/137) |
| 48% (83/172) | 2nd Serve Win % | 33% (34/103) |
| 48% (20/42) | Break Points Won % (Total) | 35% (12/34) |
| 38% (195/509) | Return Points Win % | 44% (102/231) |
| 30.77% (4/9) | Slam W/L | 0.00% (0/1) |
| 33.33% (3/6) | Masters W/L | 0% (0/0) |
| 0% (0/0) | Cups W/L | 42.86% (3/4) |
| 48.98% (24/25) | Main Tour W/L | 41.67% (10/14) |
| 49.79% (121/122) | Challenger W/L | 59.14% (55/38) |
| 36.36% (4/7) | Futures W/L | 76.29% (74/23) |
| 48% (154/323) | Best of 3 Sets Win % | 64% (139/218) |
| 100% (1/1) | Best of 5 Sets Win % | 0% (0/0) |
| 51% (30/59) | Tiebreaks Win % (Total) | 58% (19/33) |
| 52% (48/93) | Deciding Set Win % | 56% (31/55) |
| 91% (142/129) | 1st Set Won, Won Match | 90% (137/123) |
| 9% (142/13) | 1st Set Won, Lost Match | 10% (137/14) |
| 15% (184/27) | 1st Set Lost, Won Match | 21% (85/18) |
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