United StatesWTA US OpenFinished

Predictions graded

Janae Preston #813United States0Nao Hibino #225Japan2

Sets 6-7 · 1-6Tue 25 Aug 2026, 15:03 Predictions gradedQ1Hard

Predictions6–0100%

Edges2–167%

Player Profiles

Ranking advantageNao Hibino · 588 places

Janae Preston

United States

Structured match data lists Preston at No. 813. The requested search did not surface a reliable public player profile or current availability report.

Current ranking: #813
Peak ranking: —
Current age: —
Preferred surface: —
Hand: —
Height: —

Nao Hibino

Japan

ITF lists Hibino's preferred surface as hard and her career-high singles ranking as No. 56, reached on 18 January 2016. Her listed ranking was No. 225 on 20 July 2026.

Current ranking: #225
Peak ranking: #56 · 2016
Current age: 31
Preferred surface: Hard
Hand: Right handed
Height: 163 cm

Quick Take

Pre-match view

Context last updated 24 Aug 2026, 16:08 · Europe/Bucharest

Nao Hibino's superior ranking, experience, and hard-court serve metrics make her the clear favorite over Janae Preston.

The match is expected to be competitive, with value on Hibino to win and over 21.5 total games. Avoid betting on Hibino to win in straight sets due to Preston's recent form and Hibino's inconsistency.

Context

Hibino last 15 on hard: 5-4 record, 55% games won, 66.2% first-serve points won.
- Preston last 15 on hard: 3-2 record, 52.7% games won, 63.5% first-serve points won, but only 5 matches tracked.
- Hibino's recent hard-court losses include three-setters to Sawangkaew (rank 105) and Costoulas (rank 158).
- Preston's hard-court losses came against Akli (rank 265) and Koike (rank 326), showing vulnerability to higher-ranked players.
Preston's last 15 overall record is 10-5, but 7 of those wins came on clay.
- On hard courts, she has only 5 matches tracked, with 3 wins and 2 losses.
- Her hard-court wins came against opponents ranked 397, 839, and 876.
- Her hard-court losses were to players ranked 265 and 326, suggesting she struggles against stronger competition.
Hibino hard-court first-serve points won: 66.2% vs Preston 63.5%.
- Hibino averages 2.9 aces per match on hard, Preston 2.6.
- Hibino averages 3.8 double faults per match on hard, Preston 2.8.
- Both players have low first-serve percentages: Hibino 62.7%, Preston 53.6%.

BetBugs edges

Compare BetBugs' chances with the market's.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.55
The read
Hibino's vast experience, superior ranking, and stronger hard-court serve metrics give her a clear edge over the lower-ranked Preston.
- Hibino ranking 225 vs Preston 813; Hibino has 428 career wins and 307 hard-court wins.
- Hibino last 15 on hard: 5-4 record, 55% games won, 66.2% first-serve points won.
- Preston last 15 on hard: 3-2 record, 52.7% games won, 63.5% first-serve points won, but only 5 matches tracked.
- Preston's recent hard-court losses to Ayana Akli (rank 265) and Ena Koike (rank 326) suggest vulnerability against higher-ranked players.
BetBugs · Match WinnerwonNao HibinoEstimated chance68%

Games2 of 2 landed

Signal quality Medium · Uncertainty band Lean · Not priced
The read
The expected competitive nature and Hibino's tendency for longer matches support a total above 20.5 games.
- Preston's last 15 hard matches averaged 18.6 games per match (93 games / 5 matches).
- Hibino's last 15 hard matches averaged 21.0 games per match (189 games / 9 matches).
- Both players have similar break-point conversion rates around 42-48% on hard, suggesting competitive games.
BetBugs · Total GameswonOver 20.5Estimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
The first set could be tight given both players' competitive recent sets, but low confidence due to limited hard-court sample for Preston.
- Preston's recent hard matches: 6-4, 6-1, 7-6, 6-4, 7-6 set scores.
- Hibino's recent hard matches: 6-1, 6-1, 6-7, 7-5, 6-4 set scores.
- Both players have shown ability to push sets to 10+ games.
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance55%

Sets1 of 1 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.62
The read
Hibino's stronger serve and experience should help her start well, though Preston's high first-set conversion rate adds some uncertainty.
- Hibino first-set win conversion career 86%; Preston 89%.
- Hibino last 15 hard first-serve points won 66.2%; Preston 63.5%.
- Preston's last 15 hard return points won 49.5%; Hibino's 44.6%.
BetBugs · Set 1 WinnerwonNao HibinoEstimated chance62%

Match stats0 of 0 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
The combined double fault average slightly exceeds the line, and both players' serving inconsistency supports the over.
- Hibino averages 3.8 double faults per match on hard in last 15; Preston 2.8.
- Combined average double faults per match: 6.6.
- Both players have relatively low first-serve percentages (Hibino 62.7%, Preston 53.6% on hard).
BetBugs · Total Double Faultsnot gradableOver 6.5Estimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
The combined ace averages hover around the line, making this a near coin-flip with slight lean over due to Hibino's serving ability.
- Hibino averages 2.9 aces per match on hard in last 15; Preston 2.6.
- Combined average aces per match: 5.5.
- Hibino has 1115 career aces; Preston only 32 career aces.
BetBugs · Total Acesnot gradableOver 5.5Estimated chance52%

Janae Preston

10W 5L

6-4 6-2#265Ayana Akli

6-1 6-2#397Boyoung Jeong

1-6 6-4 7-6(3)#308Hibah Shaikh

3-6 7-6(7) 6-0#900Welles Newman

6-4 6-1#420Justina Maria Gonzalez Daniele

6-4 6-0#824Maria Jose Portillo Ramirez

6-1 6-4#744Jessica Hinojosa Gomez

6-0 6-2#835Camila Romero

6-4 6-2#306Savannah Broadus

1-6 7-5 3-0 ret.#370Diletta Cherubini

6-1 2-0 ret.#888Rhiann Newborn

6-2 6-0—Kate Sharabura

7-6(8) 6-0#326Ena Koike

6-4 6-3#839Usue Maitane Arconada

7-6(3) 6-3#876Jiangxue Han

Nao Hibino

8W 7L

6-1 3-6 6-2#105Mananchaya Sawangkaew

6-1 6-2#687Teah Chavez

6-7(4) 7-5 6-4#158Sofia Costoulas

7-5 6-4#42Clara Tauson

6-4 6-0#355Miriana Tona

6-0 6-4#230Lucie Havlickova

6-4 6-2#140Carol Young Suh Lee

3-6 6-1 6-1#385Vaishnavi Adkar

7-6(10) 6-1#862Iveta Dapkute

6-4 1-6 6-2#112Darja Semenistaja

6-2 6-2#155Priscilla Hon

6-2 6-2#89Katie Volynets

6-4 3-6 6-2#37Janice Tjen

6-4 6-2#162Vendula Valdmannova

7-6(7) 6-1#421Mariam Bolkvadze

Stat Battle

Last 15 match performance, compared side by side.

JPJanae PrestonPreston

Last 15

4–5

9 core stats · 0 even

Nao HibinoHibinoNH

Nao Hibino carries the stronger recent form — Janae Preston's route runs through pressure.

Serve · 1–4

1st Serve In14/15 · 15/1553.8%+9.5pp63.3%

1st Serve Won14/15 · 15/1563.3%+3.4pp66.7%

2nd Serve Won14/15 · 15/1542.8%+5.1pp47.9%

Aces / Match14/15 · 15/151.4+1.52.9

Double Faults / Match14/15 · 15/153.10.8 fewer3.9

Return · 1–0

Return Pts Won14/15 · 15/1552.9%+9.9pp43.0%

Pressure · 1–1

Break Pts Converted14/15 · 15/1555.6%+12.9pp42.7%

Break Pts Saved14/15 · 15/1553.0%+12.6pp65.6%

Points · 1–0

Total Pts Won14/15 · 15/1553.4%+2.0pp51.4%

Serve · 1–4

53.8%1st Serve In14/15 · 15/15+9.5pp63.3%

63.3%1st Serve Won14/15 · 15/15+3.4pp66.7%

42.8%2nd Serve Won14/15 · 15/15+5.1pp47.9%

1.4Aces / Match14/15 · 15/15+1.52.9

3.1Double Faults / Match14/15 · 15/150.8 fewer3.9

Return · 1–0

52.9%Return Pts Won14/15 · 15/15+9.9pp43.0%

Pressure · 1–1

55.6%Break Pts Converted14/15 · 15/15+12.9pp42.7%

53.0%Break Pts Saved14/15 · 15/15+12.6pp65.6%

Points · 1–0

53.4%Total Pts Won14/15 · 15/15+2.0pp51.4%