ITF M15 · Quarterfinals · M15 Luan
Final score & match stats
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Koizumi | Ziegann |
|---|---|---|
| W-L | 6–2 | 3–2 |
| Avg odds | 3.10 | 2.24 |
| ROI % | +87.0% | +55.6% |
| Units P/L | +6.96u | +2.78u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Prior meetings and scores · 1 career meeting
1
Koizumi
0
Ziegann
Results vs. opponents both players faced · Last 12 months
Koizumi has a higher win rate against shared opponents (100% vs Ziegann's 0%).
| Opponent | Koizumi | Ziegann |
|---|---|---|
| Jake Delaney | W 36 64 64 | L 36 16 |
Serve and return comparison · Last 90 days
| Stat | Koizumi | Ziegann |
|---|---|---|
| Serve | ||
| 1st Serve In % | 63.1% | 68.1% |
| 1st Serve Pts Won % | 63.6% | 68.3% |
| 2nd Serve Pts Won % | 58.6% | 51.8% |
| Aces / Match | 1.4 | 3.9 |
| Double Faults / Match | 3.2 | 2.4 |
| Break Points Saved % | 49.9% | 59.9% |
| Return | ||
| 1st Return Pts Won % | 35.4% | 38.4% |
| 2nd Return Pts Won % | 50.5% | 54.3% |
| BP Converted % | 48.4% | 55.8% |
| Rally | ||
| Winners / Match | 0 | 0 |
| Unforced Errors / Match | 0 | 0 |
| Net Pts Won % | 0% | 0% |
| Total Pts Won % | 51.9% | 52.9% |
| Surface (Hard) | ||
| Hard Win % | 71% | 43% |
Last five matches per player
Matchup overview
Noritaka Koizumi and Sam Ryan Ziegann face off in the Quarterfinals at M15 Luan on Hard.
Noritaka Koizumi leads 1-0 over 1 previous meeting.
Noritaka Koizumi is 4-1 over the last 5 matches. Latest result: L vs Hiromasa Koyama (May 25).
Sam Ryan Ziegann is 2-3 over the last 5 matches. Latest result: W vs Stefan Seifert (Jun 16).
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