Jumpei Yamasaki vs Issei Okamura Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
Published on 22 Apr at 02:54 AM UTC
HEAD TO HEAD
J. Yamasaki vs I. Okamura

JPN
4
Win
Played
1
Win

JPN
4
Win
Played
1
Win
Head-to-head: Yamasaki 4 - 1 Okamura
They have played 12 sets in total, with Jumpei Yamasaki winning 9 and Issei Okamura winning 3. The last match between Jumpei Yamasaki and Issei Okamura was at the M15 Osaka, 22-04-2025, Round: R1, Surface: Hard, with Jumpei Yamasaki getting the victory 6-3 6-4.
| Players | Head To Head Match Wins |
|---|---|
| Yamasaki | 4 |
| Okamura | 1 |
Last 5 H2H Matches:
(R1) M15 Osaka(04-22-25)
(Q1) M15 Nishi-Tokyo(03-18-24)
(R1) M25 Matsuyama(04-11-19)
J. Yamasaki vs I. Okamura H2H Profile
| Stats | ||
|---|---|---|
| $0 | Career Prize Money | $0 |
| 57.86% (265-193) | Career Total W/L | 47.67% (246-270) |
| 4 | Hard | 1 |
| 3 | Titles | 0 |
| 4 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
J. Yamasaki vs I. Okamura Match Preview:
How vital is the second serve in tennis, and do these statistics paint a prediction's picture? Analyzing recent performances in this domain, Okamura has captured 43.27% of points from their second serve, closely shadowed by Yamasaki who achieves 44.9%. With a strong correlation between these figures and the accuracy of match forecasts, Yamasaki seems to have a slight edge.
Diving into return game statistics, both players present intriguing patterns. Okamura secures 43.33% of points on their opponent's second serve, whereas Yamasaki clinches a higher 46.61%. Regarding first serve returns, the balance seems precarious as Okamura has a rate of 26.96% and Yamasaki, 26.91%. These numbers could hint at who might seize control in this faceoff.
What about the resilience under pressure? Okamura saves 48.55% of breakpoints, while Yamasaki emerges stronger by saving 58.33% of such key moments. Undoubtedly, this is crucial for live betting predictions in tightly contested matches.
Considering the broader performance view over the past year, Okamura has secured victories in 55% of matches (W/L 33/27), whereas Yamasaki has won 62.07% of his encounters (W/L 18/11). This head-to-head reflection offers essential insight into their historical consistency.
A closer inspection of surface proficiency reveals nuances in their game styles. Okamura shines on grass with a 67% win rate (W/L 4/2) but struggles on indoor hard courts, claiming only 15% (W/L 2/11). On the contrary, Yamasaki thrives on indoor hard surfaces with a 62% success rate (W/L 16/10), facing more challenges on clay with a 55% win rate (W/L 29/24).
The players have met four times, with Okamura clinching victory once, while Yamasaki has triumphed thrice. Across 10 sets, Yamasaki leads 7-3. This head-to-head insight, combined with an average match duration of 1:41:45, might skew predictions in Yamasaki's favor.
The decisive set track record reveals that they've split the deciding moments, each winning once. If the match reaches this juncture again, considering Okamura's 64% win in deciding sets over the past year versus Yamasaki's 33%, it might favor Okamura.
The quality of opponents also varies, as Okamura's rivals average a rank of 279.83, whereas Yamasaki's average opponent is ranked 150.34, reflecting a tougher journey and potentially tighter skillset.
Looking at breakpoint opportunities, Okamura converts 30.23% in recent scenarios, whereas Yamasaki converts 25.93%. This metric is pivotal for live betting opportunities when breakpoints are at stake.
In conclusion, while both players exhibit distinct strengths and potential weaknesses, the available stats slightly favor Yamasaki in this upcoming clash. However, if the game stretches to a deciding set, Okamura might turn the tables based on past forms and statistical edges.
Jumpei Yamasaki vs Issei Okamura Editorial Preview By TennisTipster88.
J. Yamasaki vs I. Okamura H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 4 | H2H Matches Won | 1 |
| 9 | Sets Won | 3 |
| 64 | Games Won | 44 |
| 16 | Aces (Total) | 8 |
| 7 | Total Double Faults | 15 |
| 1:45:45 | Average Match Time | 1:45:45 |
| 59% (180/303) | 1st Serve % | 64% (185/288) |
| 68% (122/180) | 1st Serve Win % | 59% (110/185) |
| 48% (59/123) | 2nd Serve Win % | 49% (50/103) |
| 46% (18/39) | Break Pts Won % | 50% (13/26) |
| 44% (128/288) | Return Points Win % | 40% (122/303) |
| 80% (4/5) | Best‑of‑3 Win % | 20% (1/5) |
| 50% (1/2) | Deciding Set Win % | 50% (1/2) |
| 75% (3/4) | 1st Set Won, Won Match | 0% (0/1) |
| 25% (1/4) | 1st Set Won, Lost Match | 100% (1/1) |
| 100% (1/1) | 1st Set Lost, Won Match | 25% (1/4) |
Recent Performance Stats
J. Yamasaki Recent Matches Played
I. Okamura Recent Matches Played

J. Yamasaki vs I. Okamura Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 57.86% (265/193) | YTD Win/Loss | 47.67% (246/270) |
| 56.06% (578/453) | Sets Win/Loss | 48.10% (558/602) |
| 52.75% (5011/4489) | Games Win/Loss | 49.25% (5292/5454) |
| 58.17% (210/151) | Hard Win/Loss | 49.88% (203/204) |
| 55.36% (31/25) | Clay Win/Loss | 44.00% (33/42) |
| 58.54% (24/17) | Indoor Hard W/L | 21.43% (6/22) |
| 0% (0/0) | Grass Win/Loss | 66.67% (4/2) |
| 0.22 | Aces Per Game | 0.13 |
| 1012 | Aces Total | 676 |
| 0.1 | Double Faults Per Game | 0.19 |
| 447 | Total Double Faults | 997 |
| 1:21:7 | Average Match Time | 1:7:51 |
| 500.7 | Average Opponent Rank | 477.07 |
| 64% (14499/22594) | 1st Serve % | 61% (13952/22795) |
| 66% (9502/14499) | 1st Serve Win % | 64% (8954/13952) |
| 50% (4014/8095) | 2nd Serve Win % | 47% (4192/8843) |
| 44% (1029/2323) | Break Points Won % (Total) | 42% (915/2180) |
| 41% (9439/23073) | Return Points Win % | 39% (8872/22653) |
| 36.11% (13/23) | Challenger W/L | 29.73% (11/26) |
| 59.72% (252/170) | Futures W/L | 49.06% (235/244) |
| 57% (255/446) | Best of 3 Sets Win % | 47% (240/509) |
| 100% (6/6) | Best of 5 Sets Win % | 100% (2/2) |
| 52% (56/108) | Tiebreaks Win % (Total) | 48% (51/106) |
| 54% (62/115) | Deciding Set Win % | 46% (61/132) |
| 88% (259/227) | 1st Set Won, Won Match | 85% (261/221) |
| 12% (259/32) | 1st Set Won, Lost Match | 15% (261/40) |
| 19% (198/37) | 1st Set Lost, Won Match | 9% (254/24) |