Adrian Arcon vs Hiromasa KoyamaPrediction, Head-to-Head Results, and Stats
Adrian Arcon and Hiromasa Koyama have met 1 time since 2026; Hiromasa Koyama leads 1–0. Across all meetings Arcon has taken 0 sets to Koyama's 2. Their most recent meeting: Hiromasa Koyama won at M15 Harmon (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Arcon | Koyama | ||
|---|---|---|---|---|
| Indicator | Adrian Arcon | Hiromasa Koyama | ||
| Wins in straight sets | 67% | 2/3 | 67% | 8/12 |
| Wins a set when losing | 19% | 3/16 | 28% | 5/18 |
| Goes to a deciding set | 21% | 4/19 | 30% | 9/30 |
| Covers −1.5 sets as favorite | — | 50% | 2/4 | |
| Covers +1.5 sets as underdog | 8% | 1/12 | 50% | 11/22 |
| Tiebreak sets won | 43% | 3/7 | 50% | 6/12 |
| Wins after taking set 1 | 40% | 2/5 | 73% | 11/15 |
| Wins 2-0 after taking set 1 | 40% | 2/5 | 53% | 8/15 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Arcon 0, Koyama 1).
Style Matchup
Playing styles and historical archetype record
Arcon
🤖 Servebot
Koyama
🪃 Counterpuncher
Matchup analysis
The 🤖 Servebot archetype wins about 57% vs 🪃 Counterpuncher across 2,280 matches in our dataset: a stylistic lean toward Adrian Arcon.
Servebot players often use high ace rate and dominant service to pressure the counterpuncher's elite bp conversion.
Previous meetings
1 career meeting, newest first
Jun 3, 2026
M15 Harmon
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Arcon | Koyama | ||
|---|---|---|---|---|
| Outcome | Adrian Arcon | Hiromasa Koyama | ||
| 1 or more | 100% | 4/4 | 70% | 7/10 |
| 3 or more | 50% | 2/4 | 10% | 1/10 |
| 5 or more | 25% | 1/4 | 0% | 0/10 |
| 10 or more | 0% | 0/4 | 0% | 0/10 |
| 15 or more | 0% | 0/4 | 0% | 0/10 |
| 20 or more | 0% | 0/4 | 0% | 0/10 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Arcon | Koyama |
|---|---|---|
| W-L | 1–3 | 5–6 |
| Avg odds | 8.16 | 3.54 |
| ROI % | +194.8% | +13.9% |
| Units P/L | +7.79u | +1.53u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Arcon | Koyama |
|---|---|---|
| Countries | 1 | 1 |
| Events | 1 | 2 |
| Matches | 2 | 4 |
| Distance | — | — |
| Route | CHN | TPE |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Fanming Meng
M15 Tianjin · 2nd Round
Aug 13
Shintaro Imai
M15 Tianjin · 1st Round
Aug 12
Wihan Van Der Merwe
Futures 2026
Jul 13
Lin Hao Yu
Futures 2026
Jun 14
Zhenxiong Dong
Futures 2026
Jun 7
Hiromasa Koyama
M15 Harmon · 1st Round
Jun 3
Hiromasa Koyama
M15 Harmon · Round of 32
Jun 3
Robert Strombachs
M15 Gaborone · 1st Round
May 20
Luca Castelnuovo
M25 Taipei · 2nd Round
Aug 27
Shinji Hazawa
M25 Taipei · 1st Round
Aug 26
Matthew Dellavedova
M25 Taipei · 2nd Round
Aug 21
Yuki Mochizuki
M25 Taipei · 1st Round
Aug 18
Matthew Dellavedova
M15 Tokyo · 1st Round
Jul 8
Yusuke Takahashi
M15 Tokyo · 1st Round
Jun 30
Max Purcell
M15 Tokyo · 1st Round
Jun 17
Hayden Jones
M15 Tokyo · 1st Round
Jun 10
Win rate
Matches, sets and games won · Last 12 months · 19–30 matches
| Metric | Arcon | Koyama |
|---|---|---|
| Matches won | 16% | 40% |
| Sets won | 21% | 42% |
| Games won | 40% | 46% |
Record by tier
Head-to-head record by tournament tier
| Stage | Arcon | Koyama |
|---|---|---|
| ITF M15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Arcon | Koyama |
|---|---|---|
| Hard | 0 | 1 |
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