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Predictions graded

Denis Shapovalov #43Canada2Sho Shimabukuro #94Japan0

Sets 7-5 · 6-1Thu 1 Oct 2026, 08:00 Predictions gradedFirst RoundHard

Predictions8–280%

Edges5–271%

Player Profiles

Ranking advantageDenis Shapovalov · 51 places

Denis Shapovalov

Canada

Reached career-high No. 10 on 2020-09-21. ITF lists grass as his preferred surface.

Current ranking: #43
Peak ranking: #10 · 2020
Current age: 27
Preferred surface: Grass
Hand: Left handed
Height: 185 cm

Sho Shimabukuro

Japan

Japanese right-hander, 180 cm, who reached a career-high ATP singles ranking of No. 135 in October 2023. No reliable current source in the requested searches established a preferred surface or an active injury issue.

Current ranking: #94
Peak ranking: #135 · 2023
Current age: 29
Preferred surface: —
Hand: Right handed
Height: 180 cm

Quick Take

Pre-match view

Context last updated 29 Sep 2026, 03:53 · Europe/Bucharest

Denis Shapovalov is the better player and should win this first round, but he arrives in Tokyo two days after a three-set Chengdu semifinal while Sho Shimabukuro has been home since 24 September.

Shapovalov's 1.22 win price asks too much; the one quoted price that offers anything is over 22.5 games at 2.3.

Context

Shapovalov played four Chengdu matches in five days, closing with a three-set semifinal, and then crossed from China to Japan for a 30 September first-round match. Shimabukuro, by contrast, has been on site since a straight-set loss in Hangzhou on 24 September, so the recovery windows are not equal. A short turnaround after a deep run can affect serve rhythm and movement in the opening sets, and Shapovalov carries the higher ranking into the match. The counterweight is that three of his four Chengdu wins were completed in straight sets and his left-handed serve can keep points short, so the workload is a real but not decisive factor.
- Shapovalov lost 6-7(8) 6-3 6-3 to Hubert Hurkacz in the Chengdu Open semifinal .
- That week he beat Tallon Griekspoor 6-4 7-6(3), Vit Kopriva 6-2 6-3 and Adrian Mannarino 6-7(6) 6-3 6-2.
- He struck 14 aces in the semifinal defeat.
- Tokyo was confirmed as his next event immediately after Chengdu.
ConfirmedSources checked 29 Sep 2026, 03:51 · Europe/Bucharest
Shapovalov has been winning on hard courts, but rarely with short scorelines.
His 11-match sample produced 8 wins and a 23.8-game average, so these matches have generally needed more than 22 games to settle. Five of the 11 went to a deciding set, which is why a quick straight-sets night cannot be assumed. One retired match was excluded from the sample. The counterpoint is that five of his wins came in straight sets, so the long totals are a tendency rather than a rule.
- Shapovalov's 11 hard-court best-of-three matches between 28 July and 28 September averaged 23.8 total games, with 1 retired match excluded.
- Five of those 11 matches went to a deciding set; three contained a tiebreak.
- He won 8 of the 11, including five 2-0 wins and one 0-2 loss.
Shimabukuro's recent hard-court record has been built on early deficits rather than long fights.
He won only 4 of 10 first sets in this sample, averaging 4.7 games won to 5.2 lost, and just two of the 10 matches reached a tiebreak. Four of his six defeats came without him winning a set, which points to short matches when he is second best. Three matches went the distance and he won one of them, so the pattern is a lean rather than a certainty.
- Shimabukuro went 4-6 across 10 hard-court best-of-three matches from 28 July to 24 September.
- He was 4-6 in first sets in that sample, averaging 4.7 games won and 5.2 lost.
- Four of his six defeats were 0-2, and only two of the 10 matches contained a tiebreak.
The wild card places Shimabukuro in the main draw at his home ATP 500 without qualifying, and Ariake is where he produced his best tour-level result, a 2025 second round built on a first-round win over then-No.22 Tomas Machac. He has said he wants to go beyond that this year and is the highest-ranked Japanese man in the field, which makes this a home showcase rather than a neutral first round. The limitation is current form: he has won only two of his last nine hard-court matches, his September wins came in an indoor Challenger against players ranked outside the top 490, and he lost 6-4 6-4 to Hugo Gaston in Hangzhou on 24 September. The wild card reflects his standing and the occasion rather than a demonstrated playing edge.
- Shimabukuro received a main-draw wild card for the Tokyo ATP 500, with Kei Nishikori and Rei Sakamoto the other Japanese wild cards.
- He is the highest-ranked Japanese man in the field.
- At the 2025 edition he won two qualifying matches and beat then-No.22 Tomas Machac in the first round before losing in the second round.
- He said before the 2026 event that he wants a better result this year and is aiming to challenge for the title.
ConfirmedSources checked 29 Sep 2026, 03:51 · Europe/Bucharest

BetBugs edges

Compare BetBugs' chances with the market's.

Positive edges · 1

Other edges · 6

The published chance does not exceed the market's implied chance.

Match WinnerwonUncertainty band: Strong lean

Denis Shapovalov

1.22fair 1.25

BetBugs 80% · Market 82%

−2.0ppshort

Shapovalov has much better recent hard-court form and a higher ranking, so he is strongly favoured.

Set 2 WinnerwonUncertainty band: Strong lean

Denis Shapovalov

1.29fair 1.37

BetBugs 73% · Market 77.5%

−4.5ppshort

Shapovalov's second-set record on this surface is stronger than Shimabukuro's.

Set 1 WinnerwonUncertainty band: Strong lean

Denis Shapovalov

1.29fair 1.43

BetBugs 70% · Market 77.5%

−7.5ppshort

Shapovalov has started better in recent hard matches and should take the opening set more often than not.

Total SetswonUncertainty band: Lean

Under 2.5

1.36fair 1.61

BetBugs 62% · Market 73.5%

−11.5ppshort

Most of the relevant matches were decided in two sets.

Set BettingwonUncertainty band: Slight lean

Denis Shapovalov 2-0

1.60fair 1.85

BetBugs 54% · Market 62.5%

−8.5ppshort

Shapovalov's higher level and Shimabukuro's weak return make a straight-sets win the most likely scoreline.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality High · Uncertainty band Strong lean · Market price 1.22
The read
Shapovalov has much better recent hard-court form and a higher ranking, so he is strongly favoured.
- Shapovalov is 10-4 on hard in the last 15 matches.
- Shimabukuro is 4-7 on hard in his current-surface sample.
- Shapovalov is ranked No. 46 and Shimabukuro No. 108.
- Shapovalov's recent hard wins came over No. 55, 68 and 81; Shimabukuro's recent wins were over No. 498 and 897.
BetBugs · Match WinnerwonDenis ShapovalovEstimated chance80%

Games2 of 4 landed

Signal quality Medium · Uncertainty band Slight lean · Not priced
The read
First sets on this surface have often reached at least ten games.
- Shapovalov's hard best-of-3 first sets average 9.82 total games.
- Shimabukuro's average 9.9 total games.
- Shapovalov's first sets include 2 tiebreaks.
- Shimabukuro's first sets include 2 tiebreaks.
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance54%
Signal quality Medium · Uncertainty band Slight lean · Market price 2.30
The read
The combined averages sit just above the line.
- Shapovalov's hard best-of-3 matches average 23.8 total games.
- Shimabukuro's average 22.1 total games.
- Shapovalov's recent best-of-3 matches include 31 and 30 games.
- Shimabukuro's current-hard matches average 22.1 games.
BetBugs · Total GameslostOver 22.5Estimated chance53%
Signal quality Medium · Uncertainty band Slight lean · Not priced
The read
The combined second-set average sits just under 9.5 games.
- Shapovalov's second sets average 9.73 total games.
- Shimabukuro's average 9.2.
- Combined average is 9.46.
- Shimabukuro has no second-set tiebreaks.
BetBugs · Set 2 Total GameswonUnder 9.5Estimated chance52%
Signal quality Medium · Uncertainty band Slight lean · Market price 1.85
The read
Shapovalov's wins are often tight enough for Shimabukuro to stay within four games.
- Shapovalov's recent hard margins include +3, -5 and -5.
- Shimabukuro's recent top-100 hard losses were by 4, 5 and 6 games.
- Shapovalov's hard best-of-3 average total games is 23.8.
- Shapovalov is 10-4 on hard in the last 15.
BetBugs · Game HandicaplostSho Shimabukuro +4.5Estimated chance52%

Sets4 of 4 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.29
The read
Shapovalov's second-set record on this surface is stronger than Shimabukuro's.
- Shapovalov is 8-3 in second sets on hard best-of-3.
- Shimabukuro is 5-5 in second sets.
- Shapovalov averages 5.55 games won and 4.18 lost in second sets.
- Shimabukuro averages 4.7 games won and 4.5 lost in second sets.
BetBugs · Set 2 WinnerwonDenis ShapovalovEstimated chance73%
Signal quality Medium · Uncertainty band Strong lean · Market price 1.29
The read
Shapovalov has started better in recent hard matches and should take the opening set more often than not.
- Shapovalov is 7-4 in first sets on hard best-of-3.
- Shimabukuro is 4-6 in first sets on hard best-of-3.
- Shapovalov averages 5.36 games won and 4.45 lost in first sets.
- Shimabukuro averages 4.7 games won and 5.2 lost in first sets.
BetBugs · Set 1 WinnerwonDenis ShapovalovEstimated chance70%
Signal quality Medium · Uncertainty band Lean · Market price 1.36
The read
Most of the relevant matches were decided in two sets.
- 13 of 21 combined hard best-of-3 matches ended in straight sets.
- Shapovalov has five 2-0 wins and one 0-2 loss.
- Shimabukuro has three 2-0 wins and four 0-2 losses.
- Combined straight-set rate is 62%.
BetBugs · Total SetswonUnder 2.5Estimated chance62%
Signal quality Medium · Uncertainty band Slight lean · Market price 1.60
The read
Shapovalov's higher level and Shimabukuro's weak return make a straight-sets win the most likely scoreline.
- Shapovalov has five 2-0 wins in 11 hard best-of-3 matches.
- Shimabukuro has four 0-2 losses in 10 hard best-of-3 matches.
- Shapovalov won 8 of 11 hard best-of-3 matches.
- Shimabukuro won 4 of 10 hard best-of-3 matches.
BetBugs · Set BettingwonDenis Shapovalov 2-0Estimated chance54%

Match stats1 of 1 landed

Signal quality Medium · Uncertainty band Strong lean · Not priced
The read
Most recent hard best-of-3 matches did not have a tiebreak.
- Shapovalov had 3 tiebreak matches in 11.
- Shimabukuro had 2 in 10.
- Combined 5 of 21 matches had a tiebreak.
- Both players' set1 tiebreak counts are 2.
BetBugs · Tiebreak in MatchwonNoEstimated chance72%

Markets to Avoid

High-risk markets where price or context leaves too little cushion.

The 1.22 price requires 82.0%, above our 80.0% estimate.

Previous match context available

Denis Shapovalov

10W 5L

6-7(8) 6-3 6-3#41Hubert Hurkacz 6-7(6) 6-3 6-2#81Adrian Mannarino 6-2 6-3#68Vit Kopriva 6-4 7-6(3)#55Tallon Griekspoor

7-6(3) 6-7(5) 6-3 6-4#4Ben Shelton

6-0 6-4 7-6(7)#43Luca Van Assche

6-4 4-6 6-4 6-1#57Miomir Kecmanovic

7-5 4-6 7-5#13Rafael Jodar

6-1 6-4#81Adrian Mannarino

4-6 6-4 3-0 ret.#80Zachary Svajda

6-3 6-4#58Arthur Gea

6-3 5-7 6-4#39Cameron Norrie

6-4 6-2#124Dalibor Svrcina

6-3 6-2#260Rodrigo Pacheco Mendez

2-6 6-3 6-2#82Rinky Hijikata

Sho Shimabukuro

5W 10L

6-4 6-4#87Hugo Gaston

6-3 6-3#498Anton Shepp

3-6 6-3 6-4#897James Watt

6-7(4) 6-2 7-6(4) 6-2#33Arthur Rinderknech

6-4 6-3#57Miomir Kecmanovic

6-2 6-4#41Hubert Hurkacz

6-3 3-6 7-5#219Jeff Wolf

6-3 6-1#128Hugo Dellien

7-6(2) 6-1#78Marin Cilic

6-3 6-4#154Nicolai Budkov Kjaer

6-7(4) 7-5 6-2#260Rodrigo Pacheco Mendez

7-6(6) 6-3 6-7(2) 6-3#61Jaime Faria

6-4 7-5#8Frances Tiafoe

6-4 3-6 6-4#55Tallon Griekspoor

4-6 6-3 6-4#4Ben Shelton

Stat Battle

Last 15 match performance, compared side by side.

DSDenis ShapovalovShapovalov

Last 15

7–1

9 core stats · 1 even

Sho ShimabukuroShimabukuroSS

Denis Shapovalov carries the stronger recent form — Sho Shimabukuro's route runs through serve.

Serve · 3–1 · 1 even

1st Serve In15/15 · 13/1558.3%+2.7pp55.6%

1st Serve Won15/15 · 13/1575.3%+5.3pp70.0%

2nd Serve Won15/15 · 13/1549.8%—49.2%

Aces / Match15/15 · 13/158.1+2.35.8

Double Faults / Match15/15 · 13/156.52.1 fewer4.4

Return · 1–0

Return Pts Won15/15 · 13/1538.2%+4.7pp33.5%

Pressure · 2–0

Break Pts Converted15/15 · 13/1545.8%+5.8pp40.0%

Break Pts Saved15/15 · 13/1562.6%+1.9pp60.7%

Points · 1–0

Total Pts Won15/15 · 13/1551.5%+3.9pp47.6%

Serve · 3–1 · 1 even

58.3%1st Serve In15/15 · 13/15+2.7pp55.6%

75.3%1st Serve Won15/15 · 13/15+5.3pp70.0%

49.8%2nd Serve Won15/15 · 13/15—49.2%

8.1Aces / Match15/15 · 13/15+2.35.8

6.5Double Faults / Match15/15 · 13/152.1 fewer4.4

Return · 1–0

38.2%Return Pts Won15/15 · 13/15+4.7pp33.5%

Pressure · 2–0

45.8%Break Pts Converted15/15 · 13/15+5.8pp40.0%

62.6%Break Pts Saved15/15 · 13/15+1.9pp60.7%

Points · 1–0

51.5%Total Pts Won15/15 · 13/15+3.9pp47.6%

Denis Shapovalov

Sho Shimabukuro

Quick Take

Context

BetBugs edges

Over 22.5

Denis Shapovalov

Denis Shapovalov

Denis Shapovalov

Under 2.5

Denis Shapovalov 2-0

Sho Shimabukuro +4.5

Result1 of 1 landed

Games2 of 4 landed

Sets4 of 4 landed

Match stats1 of 1 landed

Markets to Avoid

Denis Shapovalov

Denis Shapovalov

Sho Shimabukuro

Stat Battle