Tennis · UTR Pro Kawaguchi · 19/07, 03:00
Prediction: Hiiro Sakamoto vs Ryotaro Matsumura
Prediction summary
Winner
Hiiro Sakamoto
Ryotaro Matsumura
Estimated games
19.9
Recent form · 10 last
Hiiro Sakamoto
8-2 (W-L)
Ryotaro Matsumura
8-2 (W-L)
Head-to-head
Hiiro Sakamoto
0–2
Ryotaro Matsumura
(2 last)
Our model (Elo) vs Market
Rating Elo · Hiiro Sakamoto 1544 · Ryotaro Matsumura 1590
| Hiiro Sakamoto | Ryotaro Matsumura | |
|---|---|---|
| Our model | 43% | 57% |
| Market | 23% | 77% |
The bar above blends our model with the market: where our probability diverges most from the odds is where the model sees the widest gap.
Match keys
- Our model (surface Elo, opponent-adjusted) favours Ryotaro Matsumura (rating 1544 vs 1590).
- Head-to-head: Hiiro Sakamoto 0–2 Ryotaro Matsumura (2).
Statistics
| Hiiro Sakamoto | Ryotaro Matsumura | |
|---|---|---|
| Win % | 70% | 80% |
| Win % · Hard | 70% (10) | 80% (10) |
| Sets (G-P) | 1.4-0.7 | 1.6-0.5 |
| Games (G-P) | 10.9-8.8 | 10.7-7 |
| Aces | 0.8 | 1.4 |
| Double faults | 3.2 | 0.6 |
| 1st serve % | 65% | 69% |
| Break % | 50.4% | 48.3% |
Estimated total games (ours)
19.9
H2H · Hiiro Sakamoto 0 – 2 Ryotaro Matsumura (2)
Head-to-head (H2H) · Hiiro Sakamoto 0–2 Ryotaro Matsumura
Swipe the table sideways →
| Date | Sets | Games | Res. |
|---|---|---|---|
| 21/06/25 UTR Pro Fukui | 0-2 | 10-13 | L |
| 23/04/24 UTR Pro Suita | 0-2 | 6-12 | L |
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Hiiro Sakamoto
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| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 18/07 | Naoki Nakagawa UTR Pro Kawaguchi · Hard |
0-2 | 6-12 | L |
| 17/07 | Quinn Snyder UTR Pro Kawaguchi · Hard |
2-0 | 13-7 | W |
| 15/07 | Nuutti Jokinen UTR Pro Kawaguchi · Hard |
2-0 | 12-6 | W |
| 14/07 | Naoto Tomizawa UTR Pro Kawaguchi · Hard |
2-0 | 12-5 | W |
| 13/07 | Yuga Tashiro UTR Pro Kawaguchi · Hard |
1-2 | 13-16 | L |
| 08/07 | James Van Herzeele M15 Wuning · ~Hard |
0-2 | 4-12 | L |
| 07/07 | Wenze Li M15 Wuning · ~Hard |
1-0 | 6-1 | W |
| 24/06 | Diordan Macababbad UTR Pro Kawaguchi · Hard |
2-0 | 13-9 | W |
| 24/06 | Naoto Tomizawa UTR Pro Kawaguchi · Hard |
2-1 | 17-14 | W |
| 23/06 | Kazuma Kawachi UTR Pro Kawaguchi · Hard |
2-0 | 13-6 | W |
Ryotaro Matsumura
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| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 18/07 | Ryota Tanuma UTR Pro Kawaguchi · Hard |
0-2 | 0-12 | L |
| 17/07 | Shingo Masuda UTR Pro Kawaguchi · Hard |
2-0 | 12-7 | W |
| 07/03 | Naoki Nakagawa UTR Pro Kawaguchi · Hard |
2-0 | 12-4 | W |
| 06/03 | Hunter Heck UTR Pro Kawaguchi · Hard |
2-1 | 18-15 | W |
| 05/03 | Bence Boros UTR Pro Kawaguchi · Hard |
2-0 | 12-2 | W |
| 04/03 | Christopher Kosei Ono UTR Pro Kawaguchi · Hard |
2-0 | 12-2 | W |
| 04/03 | Yuga Tashiro UTR Pro Kawaguchi · Hard |
2-0 | 12-7 | W |
| 21/02 | Naoki Nakagawa UTR Pro Kawaguchi · Hard |
0-2 | 5-12 | L |
| 18/02 | Masaki Ishikawa UTR Pro Kawaguchi · Hard |
2-0 | 12-6 | W |
| 17/02 | Katsutoshi Suzuki UTR Pro Kawaguchi · Hard |
2-0 | 12-3 | W |
Frequently asked questions
Who is the favourite in Hiiro Sakamoto vs Ryotaro Matsumura?
Our model gives 68% to Ryotaro Matsumura, using surface Elo on hard.
What is the prediction based on?
On an Elo model by surface (hard) adjusted for opponent quality, compared with the market odds.

