ATP Tour
Hiromasa Koyama
Beat 3 favorites#1156
ATP World Ranking - 12 pts
Player Archetype
🪃 Counterpuncher
Turns defense into offense. Absorbs pace, redirects with precision, and thrives in long rallies by letting opponents beat themselves. Excels at converting break points when they matter most.
Elite BP conversionStrong return gameDefensive consistencyRally tolerance
Strong against
🏃 Pusher70%
🧱 The Wall55%
Weak against
🤖 Servebot43%
👑 The Complete Package44%
Player Overview
Age
18
Career
12
Wins
18
Losses
40%
Win %
0
Titles
Win / Loss by Year
Career record broken down by surface
| Year | Summary | Clay | Hard | Grass |
|---|---|---|---|---|
| 2026 | 8/11 | 3/2 | 5/9 | - |
| 2025 | 3/6 | 3/3 | 0/3 | - |
| Career | 11/17 | 6/5 | 5/12 | - |
Serve & Return
Averages · Last 90 days (10 matches)
Serve
1st Serve In-
1st Serve Pts Won-
2nd Serve Pts Won-
Break Points Saved-
Aces / Match1.2
Double Faults / Match2.8
Avg 1st Serve-
Max Serve Speed-
Return
1st Return Pts Won-
2nd Return Pts Won-
Break Points Converted-
Rally
Winners / Match-
Unforced Errors / Match-
Net Pts Won %-
Total Pts Won %-
Prop Research
Career hit rates on common betting markets · 28 serve-stat matches
Hiromasa Koyama has served 3+ aces in 10.7% of career matches and 5+ aces in 3.6%.
Ace Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 68% | 19/28 |
| 3 or more | 11% | 3/28 |
| 5 or more | 4% | 1/28 |
| 10 or more | 0% | 0/28 |
| 15 or more | 0% | 0/28 |
| 20 or more | 0% | 0/28 |
Double Fault Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 96% | 27/28 |
| 2 or more | 75% | 21/28 |
| 3 or more | 54% | 15/28 |
| 5 or more | 14% | 4/28 |
| 8 or more | 0% | 0/28 |
| 10 or more | 0% | 0/28 |
Total Sets
| Outcome | Hit rate | Matches |
|---|---|---|
| 2 Sets | 75% | 21/28 |
| 3 Sets | 25% | 7/28 |
Set Betting
| Outcome | Hit rate | Matches |
|---|---|---|
| 2-0 | 29% | 8/28 |
| 2-1 | 11% | 3/28 |
| 1-2 | 14% | 4/28 |
| 0-2 | 46% | 13/28 |
Match/Set Winner
| Outcome | Hit rate | Matches |
|---|---|---|
| 1st Set Winner | 50% | 14/28 |
| 2nd Set Winner | 32% | 9/28 |
| 3rd Set Winner | 43% | 3/7 |
Recent Matches
Last 10 results
FormLWLWL
| Date | Tournament | Round | Opponent | Surface | Score | Result |
|---|---|---|---|---|---|---|
| Aug 27, 2026 | M25 Taipei | 2nd Round | Luca Castelnuovo | Hard | 63 67 16 | L |
| Aug 26, 2026 | M25 Taipei | 1st Round | Shinji Hazawa | Hard | 67 61 62 | W |
| Aug 21, 2026 | M25 Taipei | 2nd Round | Matthew Dellavedova | Hard | 16 26 | L |
| Aug 18, 2026 | M25 Taipei | 1st Round | Yuki Mochizuki | Hard | 64 64 | W |
| Jul 8, 2026 | M15 Tokyo | 1st Round | Matthew Dellavedova | Hard | 67 06 | L |
| Jun 30, 2026 | M15 Tokyo | 1st Round | Yusuke Takahashi | Hard | 67 26 | L |
| Jun 17, 2026 | M15 Tokyo | 1st Round | Max Purcell | Hard | 26 16 | L |
| Jun 10, 2026 | M15 Tokyo | 1st Round | Hayden Jones | Hard | 46 67 | L |
| Jun 6, 2026 | M15 Harmon | Semifinals | Youssef Kadiri Hassani | Hard | 46 76 46 | L |
| Jun 5, 2026 | M15 Harmon | Quarterfinals | Colin Sinclair | Hard | 76 76 | W |
Hiromasa Koyama FAQ
Hiromasa Koyama is ranked #1156 on the ATP tour with 12 ranking points.
Hiromasa Koyama is from Japan.
Hiromasa Koyama is 18 years old.
Hiromasa Koyama has a career win-loss record of 12-18 (40% win rate).
Hiromasa Koyama's strongest surface by win rate is clay, with a 6-5 record (55%). Full career splits: hard 5-12 (29%) and clay 6-5 (55%).
Hiromasa Koyama has won 3 of the last 10 completed matches (30%).