Dayeon Back vs Nathalia Naomy SatoPrediction, Head-to-Head Results, and Stats
Dayeon Back and Nathalia Naomy Sato have met 1 time since 2026; Dayeon Back leads 1–0. Across all meetings Back has taken 2 sets to Sato's 0. Their most recent meeting: Dayeon Back won at Taipei 2 ITF (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Back | Naomy Sato | ||
|---|---|---|---|---|
| Indicator | Dayeon Back | Nathalia Naomy Sato | ||
| Wins in straight sets | 85% | 44/52 | 100% | 4/4 |
| Wins a set when losing | 26% | 6/23 | 0% | 0/2 |
| Goes to a deciding set | 19% | 14/75 | 0% | 0/6 |
| Covers −1.5 sets as favorite | 66% | 35/53 | 67% | 2/3 |
| Covers +1.5 sets as underdog | 25% | 3/12 | 50% | 1/2 |
| Tiebreak sets won | 46% | 6/13 | — | |
| Wins after taking set 1 | 94% | 47/50 | 100% | 4/4 |
| Wins 2-0 after taking set 1 | 88% | 44/50 | 100% | 4/4 |
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 (Back 1, Naomy Sato 0).
Previous meetings
1 career meeting, newest first
Jun 19, 2026
Taipei 2 ITF
H Hard · Quarterfinals
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Back | Sato |
|---|---|---|
| W-L | 12–5 | 3–2 |
| Avg odds | 1.41 | 2.14 |
| ROI % | -13.2% | -20.0% |
| Units P/L | -2.24u | -1.00u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Back | Sato |
|---|---|---|
| Countries | 2 | — |
| Events | 2 | — |
| Matches | 3 | — |
| Distance | — | — |
| Route | USA → POR | — |
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
Laima Vladson
W50 Hamburg · 2nd Round
Aug 13
Arina Gabriela Vasilescu
W50 Hamburg · 1st Round
Aug 12
Julie Pastikova
W75 Leipzig · 1st Round
Aug 5
Xinxin Yao
W75 Hechingen · 1st Round
Jul 29
Lea Nilsson
W50 Horb · Final
Jul 26
Loes Ebeling Koning
W50 Horb · Quarterfinals
Jul 24
Madelief Hageman
W50 Horb · 2nd Round
Jul 23
Oana Georgeta Simion
W50 Horb · 1st Round
Jul 22
Gio Jang
Luan 4 ITF · Round of 16
Jul 16
Junlu Sun
Luan 4 ITF · Round of 32
Jul 15
Dayeon Back
Taipei 2 ITF · Quarterfinals
Jun 19
Sakura Hosogi
Taipei 2 ITF · Round of 16
Jun 18
Feier Hu
Taipei 2 ITF · Round of 32
Jun 17
Kayo Nishimura
Tokyo ITF · Round of 32
Jun 9
Win rate
Matches, sets and games won · Last 12 months · 6–75 matches
| Metric | Back | Sato |
|---|---|---|
| Matches won | 69% | 67% |
| Sets won | 67% | 67% |
| Games won | 57% | 57% |
Record by tier
Head-to-head record by tournament tier
| Stage | Back | Sato |
|---|---|---|
| ITF W | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Back | Sato |
|---|---|---|
| Hard | 1 | 0 |
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