SingaporeWTA SingaporeFinished

Predictions graded

Nao Hibino #225Japan2Aoi Ito #236Japan1

Sets 6-2 · 2-6 · 7-6Sun 20 Sept 2026, 04:10 Predictions gradedQ3I.hard

Predictions6–275%

Edges1–0100%

Player Profiles

Ranking advantageNao Hibino · 11 places

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

Aoi Ito

Japan

Ito reached a career-high No. 82 in August 2025 after making her Top 100 debut that May. Official ITF data lists hard as her preferred surface.

Current ranking: #236
Peak ranking: #82 · 2025
Current age: 22
Preferred surface: Hard
Hand: Right handed
Height: —

Quick Take

Pre-match view

Context last updated 19 Sep 2026, 22:16 · Europe/Bucharest

Hibino is the value side at 2.10 (model 62% vs implied 47.6%) thanks to superior recent hard-court form and a large second-serve and double-fault edge over Ito.

Best angles: Hibino match winner and first set, under 6.5 aces, over 6.5 double faults, with a lean to over 21.5 games. Fade Ito as the 1.73 favorite.

Context

Hibino, 31, is a former top-60 player now ranked 199. She has spent most of her career on hard courts, with 312 of her 434 career wins on the surface.
Hibino's 57.1% hard-court win rate in the last 15 matches is supported by 60% sets won and 55.2% games won. Ito sits at 42.9% wins, 39.4% sets and 48.8% games on the same surface. The sample is 14 matches for each, so it is a useful but not decisive edge.
- Hibino last 15 hard-court record: 8-6 (57.1%), 18-12 sets (60%), 148-120 games (55.2%).
- Ito last 15 hard-court record: 6-8 (42.9%), 13-20 sets (39.4%), 144-151 games (48.8%).
- Both samples cover 14 hard-court matches, so the comparison is direct.
Hibino and Ito meet in the second qualifying round on Centre Court on 20 September, with the Singapore qualifying schedule running 19–20 September for the final main-draw places.
The winner moves into the WTA 500 main draw and the loser is out of the event, so both players carry a direct place stake into this match. That raises the cost of a slow start or a loose service game, because there is no later chance in the draw to recover.
- The match is listed as Women's Singles Qualifying Round 2 on Centre Court.
- Qualifying on 19 and 20 September is designated for the final main-draw places.
ConfirmedSources checked 19 Sep 2026, 22:15 · Europe/BucharestTennis.com Singapore Open schedulewww.tennis.com · 19 Sep 2026Singapore Tennis Open 2026 event announcementwww.thekallang.com.sg · 27 Aug 2026
Ito, 22, is ranked 372 and plays most of her tennis on hard courts. She has a 62.9% career win rate but has not translated that into consistent results at this level.
Ito's 5.9 double faults per match and 39.6% second-serve points won are both well below Hibino's 3.1 and 50.3%. Hibino also returns 46% of points, so she can pressure Ito's serve without needing to dominate her own service games. The double-fault rate is the most concrete weakness in the match.
- Ito last 15: 5.9 double faults per match, 39.6% second-serve points won.
- Hibino last 15: 3.1 double faults per match, 50.3% second-serve points won.
- Hibino's 46% return points won in the last 15 adds pressure on Ito's serve.
Both players are in the middle of a busy hard-court swing. Hibino is 31 and has played 796 career matches; Ito is 22 and has played 307.
Hibino's recent matches average 88 minutes, while Ito's average 98 minutes. Ito has also played three three-setters in her last 15, including a 6-3 1-6 6-2 win on 10 September. That extra time on court could matter in a qualifying final where recovery is short.
- Hibino last 15: average match duration 88.2 minutes.
- Ito last 15: average match duration 98.4 minutes.
- Ito has played three three-set matches in her last 15, including a 6-3 1-6 6-2 win on 10 September.

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 Lean · Market price 2.10
The read
Hibino's superior recent hard-court form plus a large second-serve and double-fault structural edge make her the stronger side, though Ito's higher career win rate (62.9%) and ranking-independent baseline keep this from being high confidence.
- Hibino last-15 record 9-6 (60%) vs Ito 7-8 (46.7%), both windows fully tracked (15 matches).
- Hard-court last-15: Hibino 8-6 (57.1%) with 55.2% games won; Ito 6-8 (42.9%) with 48.8% games won.
- Hibino holds a clear serve-structure edge: 64.9% first-serve points won and 50.3% second-serve points won vs Ito's 61.3% / 39.6%.
- Ito's double-fault load is heavy: 5.9 DF per match over 15 matches vs Hibino's 3.1.
BetBugs · Match WinnerwonNao HibinoEstimated chance62%

Games1 of 1 landed

Signal quality Medium · Uncertainty band Slight lean · Not priced
The read
Ito's high three-set frequency and long average match duration, combined with comparable break-point conversion, make a longer-than-21.5-game match the more likely shape.
- Ito's last-15 matches average 98.4 minutes and 21.0 total games per match (315 games / 15).
- Hibino's last-15 matches average 88.2 minutes and 18.7 total games per match (281 games / 15).
- Ito has played four three-set matches in her last 15, including 6-3 1-6 6-2 and 6-1 3-6 6-1 wins in September 2026.
- Both players converted break points at similar rates (Hibino 44.8%, Ito 49.6%), suggesting competitive holds and breaks.
BetBugs · Total GameswonOver 21.5Estimated chance56%

Sets1 of 2 landed

Signal quality Medium · Uncertainty band Lean · Not priced
The read
Hibino's stronger recent hard-court game share and cleaner opening-round performance point to her taking the first set, with Ito's weak second-serve numbers as the main structural driver.
- Hibino career first-set win conversion 86% vs Ito 89%, but Hibino's recent hard-court games-won share (55.2%) outpaces Ito's (48.8%).
- Hibino opened her Singapore qualifying campaign with a 6-0 6-1 win on 19 Sep 2026 (I.hard).
- Ito needed 6-4 6-4 to beat Sofya Lansere (rank 266) in her 19 Sep 2026 opener, dropping 8 games.
- Ito's 39.6% second-serve points won over the last 15 matches is the weakest opening-set lever in this matchup.
BetBugs · Set 1 WinnerwonNao HibinoEstimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Hibino's stronger sets-won rate and second-serve numbers give her the edge in set two, though Ito's three-set resilience keeps confidence low.
- Hibino's last-15 sets-won rate is 62.5% (20/32) vs Ito's 42.9% (15/35).
- Hibino won her 19 Sep 2026 opener 6-0 6-1, taking the second set 6-1.
- Ito lost the second set in 5 of her last 15 matches, including 6-2 6-4 and 6-4 6-3 defeats.
- Hibino's 50.3% second-serve points won over the last 15 is a clear edge over Ito's 39.6%.
BetBugs · Set 2 WinnerlostNao HibinoEstimated chance55%

Match stats0 of 0 landed

Signal quality Medium · Uncertainty band Lean · Not priced
The read
Both players have low recent ace rates, making an under on total aces the structurally supported serve-profile angle.
- Hibino averages 2.1 aces per match over the last 15 (32 aces / 15).
- Ito averages 0.4 aces per match over the last 15 (6 aces / 15).
- Combined last-15 ace rate is roughly 2.5 per match, well below the 6.5 line.
- Neither player's career profile is ace-heavy (Hibino 1135 aces in 796 matches; Ito 283 in 307).
BetBugs · Total Acesnot gradableUnder 6.5Estimated chance58%
Signal quality Medium · Uncertainty band Slight lean · Not priced
The read
Ito's very high double-fault rate plus Hibino's moderate rate push the combined total above 6.5, driven by Ito's weak second serve.
- Ito averages 5.9 double faults per match over the last 15 (88 DF / 15).
- Hibino averages 3.1 double faults per match over the last 15 (46 DF / 15).
- Combined last-15 double-fault rate is roughly 9.0 per match, above the 6.5 line.
- Ito's 39.6% second-serve points won over the last 15 reflects a fragile service action.
BetBugs · Total Double Faultsnot gradableOver 6.5Estimated chance57%

Prediction history

Nao Hibino has been reliable when projected to win, fulfilling 4 of 5 recent match-winner projections

Nao Hibino fulfilled 4 of 5 recent match-winner projections, with the single miss coming as a loss. Her matched projections averaged a 70.8 estimated probability versus 62 for the missed one, and the current 62 sits within her historical range of 58 to 82. This is recent evidence rather than a permanent characteristic.

Recent evidence for Nao Hibino5 matches

Date / competitionMatch resultPredictedActualResult

28 Jul·WTA Vancouver

—Teah Chavez0-2#225Nao Hibino

BetBugsNao Hibino to win·65%

Matched

28 Jul 2026

WTA Vancouver

—Teah Chavez0-2#225Nao Hibino

Nao Hibino to win

65%probability

Nao Hibino won

Matched

18 Jul·WTA Prague

#157Sofia Costoulas2-1#235Nao Hibino

BetBugsNao Hibino to win·62%

Missed

18 Jul 2026

WTA Prague

#157Sofia Costoulas2-1#235Nao Hibino

Nao Hibino to win

62%probability

Sofia Costoulas won

Missed

12 Jul·WTA Athens

#246Nao Hibino2-0#379Miriana Tona

BetBugsNao Hibino to win·78%

Matched

12 Jul 2026

WTA Athens

#246Nao Hibino2-0#379Miriana Tona

Nao Hibino to win

78%probability

Nao Hibino won

Matched

23 Jun·WTA Wimbledon

#149Priscilla Hon0-2#247Nao Hibino

BetBugsNao Hibino to win·58%

Matched

23 Jun 2026

WTA Wimbledon

#149Priscilla Hon0-2#247Nao Hibino

Nao Hibino to win

58%probability

Nao Hibino won

Matched

13 May·Zagreb

#185Nao Hibino2-1#886Elza Tomase

BetBugsNao Hibino to win·82%

Matched

13 May 2026

Zagreb

#185Nao Hibino2-1#886Elza Tomase

Nao Hibino to win

82%probability

Nao Hibino won

Matched

Previous match context available

Nao Hibino

9W 6L

6-0 6-1—Kai Ning Chanya Ng

6-1 6-4#57Magdalena Frech

6-1 6-2#703Nadiya Kichenok

6-4 6-1—Sofiia Bielinska

6-4 6-4#245Anastasia Tikhonova

6-4 6-1#886Maria Camila Torres Murcia

6-0 6-4#183Lucie Havlickova

6-4 6-2#196Anna Siskova

7-6(4) 6-1#776Janae Preston

6-1 3-6 6-2#88Mananchaya Sawangkaew

6-1 6-2#698Teah Chavez

6-7(4) 7-5 6-4#150Sofia Costoulas

7-5 6-4#36Clara Tauson

6-4 6-0#373Miriana Tona

6-0 6-4#183Lucie Havlickova

Aoi Ito

7W 8L

6-4 6-4#266Sofya Lansere

7-6(4) 6-2#163Gabriela Andrea Knutson

6-4 6-3#191Anastasia Gasanova

6-4 6-1#356Angelina Voloshchuk

6-3 1-6 6-2#390Reese Brantmeier

6-1 3-6 6-1#161Linda Fruhvirtova

6-2 6-4#101Oksana Selekhmeteva

6-3 6-4#112Harriet Dart

6-1 6-1#90Solana Sierra

6-3 6-4#214Katherine Sebov

6-0 6-7(8) 6-4#101Oksana Selekhmeteva

7-6(3) 2-6 6-0#174Yexin Ma

6-3 3-6 7-5#894Astra Sharma

6-4 6-4#163Gabriela Andrea Knutson

6-2 6-1#81Alina Korneeva

Stat Battle

Last 15 match performance, compared side by side.

NHNao HibinoHibino

Last 15

6–1

9 core stats · 2 even

Aoi ItoItoAI

Nao Hibino carries the stronger recent form — Aoi Ito's route runs through pressure.

Serve · 4–0 · 1 even

1st Serve In65.0%—64.9%

1st Serve Won64.9%+3.6pp61.3%

2nd Serve Won50.3%+10.7pp39.6%

Aces / Match2.1+1.70.4

Double Faults / Match3.12.8 fewer5.9

Return · 0–0 · 1 even

Return Pts Won46.0%—46.5%

Pressure · 1–1

Break Pts Converted44.8%+4.8pp49.6%

Break Pts Saved64.2%+10.4pp53.8%

Points · 1–0

Total Pts Won52.9%+2.7pp50.2%

Serve · 4–0 · 1 even

65.0%1st Serve In—64.9%

64.9%1st Serve Won+3.6pp61.3%

50.3%2nd Serve Won+10.7pp39.6%

2.1Aces / Match+1.70.4

3.1Double Faults / Match2.8 fewer5.9

Return · 0–0 · 1 even

46.0%Return Pts Won—46.5%

Pressure · 1–1

44.8%Break Pts Converted+4.8pp49.6%

64.2%Break Pts Saved+10.4pp53.8%

Points · 1–0

52.9%Total Pts Won+2.7pp50.2%