Kazuki Oya vs Kurea HayasakaPrediction, Head-to-Head Results, and Stats
Kazuki Oya and Kurea Hayasaka have met 1 time since 2026; Kurea Hayasaka leads 1–0. Across all meetings Oya has taken 0 sets to Hayasaka's 2. Their most recent meeting: Kurea Hayasaka won at W50 Nanao (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Oya | Hayasaka | ||
|---|---|---|---|---|
| Indicator | Kazuki Oya | Kurea Hayasaka | ||
| Wins in straight sets | — | 86% | 12/14 | |
| Wins a set when losing | 0% | 0/1 | 56% | 5/9 |
| Goes to a deciding set | 0% | 0/1 | 30% | 7/23 |
| Covers −1.5 sets as favorite | — | 60% | 3/5 | |
| Covers +1.5 sets as underdog | — | 75% | 9/12 | |
| Tiebreak sets won | — | 50% | 2/4 | |
| Wins after taking set 1 | — | 80% | 12/15 | |
| Wins 2-0 after taking set 1 | — | 80% | 12/15 | |
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. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Oya 0, Hayasaka 1).
Previous meetings
1 career meeting, newest first
Sep 21, 2026
W50 Nanao
? Carpet · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Oya | Hayasaka |
|---|---|---|
| W-L | - | 2–2 |
| Avg odds | - | 1.90 |
| ROI % | - | +17.8% |
| Units P/L | - | +0.71u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Oya | Hayasaka |
|---|---|---|
| Countries | 1 | 2 |
| Events | 1 | 2 |
| Matches | 1 | 6 |
| Distance | — | — |
| Route | AUT | ESP → AUT |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. 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
Kurea Hayasaka
W50 Nanao · 1st Round Qualifying
Sep 21
Rion Itaya
W50 Nanao · 2nd Round
Sep 24
Amelia Rajecki
W50 Nanao · 1st Round
Sep 23
Ayumi Miyamoto
W50 Nanao · 3rd Round Qualifying
Sep 22
Kazuki Oya
W50 Nanao · 1st Round Qualifying
Sep 21
Tiana Tian Deng
W35 Kyoto · 3rd Round Qualifying
Sep 15
Maiko Uchijima
W35 Kyoto · 1st Round Qualifying
Sep 14
Rena Yoshida
Tokyo ITF · Round of 32
Jun 9
Riyo Yoshida
W15 Tokyo · 1st Round
Jun 9
Win rate
Matches, sets and games won · Last 12 months · 1–23 matches
| Metric | Oya | Hayasaka |
|---|---|---|
| Matches won | 0% | 61% |
| Sets won | 0% | 62% |
| Games won | 8% | 56% |
Record by tier
Head-to-head record by tournament tier
| Stage | Oya | Hayasaka |
|---|---|---|
| ITF W50 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Oya | Hayasaka |
|---|---|---|
| Carpet | 0 | 1 |
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