Jumpei Yamasaki and Koki Matsuda have met 2 times since 2025; Koki Matsuda leads 2–0. Their most recent meeting: Koki Matsuda won at M15 Hinode (2026).
Playing styles and historical archetype record
Yamasaki
🪃 Counterpuncher
Matsuda
🪃 Counterpuncher
Matchup analysis
Both Jumpei Yamasaki and Koki Matsuda are 🪃 Counterpuncher types. Mirror matchups usually come down to execution, fitness, and surface fit — across 4,672 matches in our dataset the historical split is about even.
2 career meetings, newest first
Hit rates on common betting markets · Last 90 days
| Outcome | Yamasaki | Matsuda | ||
|---|---|---|---|---|
| Outcome | Jumpei Yamasaki | Koki Matsuda | ||
| 1 or more | 100% | 8/8 | 91% | 10/11 |
| 3 or more | 75% | 6/8 | 91% | 10/11 |
| 5 or more | 75% | 6/8 | 46% | 5/11 |
| 10 or more | 25% | 2/8 | 18% | 2/11 |
| 15 or more | 0% | 0/8 | 0% | 0/11 |
| 20 or more | 0% | 0/8 | 0% | 0/11 |
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Yamasaki | Matsuda |
|---|---|---|
| W-L | 1–3 | 4–2 |
| Avg odds | 2.01 | 1.54 |
| ROI % | -73.5% | -17.2% |
| Units P/L | -2.94u | -1.03u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Results vs. opponents both players faced · Last 12 months
Matsuda has a higher win rate against shared opponents (100% vs Yamasaki's 50%).
| Opponent | Yamasaki | Matsuda |
|---|---|---|
| Yuta Tomida | L 36 26 | W 61 63 |
| Yuto Oki | W 61 61 | W 67 64 76 |
| Taiyo Yamanaka | W 62 63 | W 63 67 63 |
| Shu Matsuoka | L 26 26 | W 46 76 63 |
Last five matches per player
Jangjun Kim
Futures 2026 ·
Jun 12
Hayden Jones
Futures 2026 ·
Jun 11
Colin Sinclair
Futures 2026 ·
Jun 10
Asahi Harazaki
Futures 2026 ·
Jun 8
Natsuki Yamamoto
Futures 2026 ·
Jun 7
Ryo Minakata
M15 Karuizawa · Round of 32
May 25
Leo Vithoontien
M15 Karuizawa · Round of 16
May 25
Takuya Kumasaka
M25 Nakhon Pathom · Round of 32
May 4
Aoran Wang
Futures 2026 ·
Jun 17
Artem Alekseychuk
Futures 2026 ·
Jun 10
Sora Fukuda
M15 Karuizawa · Quarterfinals
May 25
Kentaro Otsuka
M15 Karuizawa · Round of 16
May 25
Ko Suzuki
M15 Karuizawa · Round of 32
May 25
Alex Knaff
M15 Singapore · Quarterfinals
Apr 13
Cruz Hewitt
M15 Singapore · Semifinals
Apr 13
Yuta Tomida
M15 Singapore · Round of 32
Apr 13
Cumulative head-to-head lead over time
Matches, sets and games won · Last 12 months · 23–55 matches
| Metric | Yamasaki | Matsuda |
|---|---|---|
| Matches won | 39% | 69% |
| Sets won | 41% | 65% |
| Games won | 48% | 54% |
Head-to-head record by tournament tier
| Stage | Yamasaki | Matsuda |
|---|---|---|
| ITF M15 | 0 | 2 |
Head-to-head record per surface
| Surface | Yamasaki | Matsuda |
|---|---|---|
| Hard | 0 | 2 |
