South KoreaSeoul - South KoreaFinished

Predictions graded

Shintaro Imai #851Japan2Kokoro Isomura #657Japan1

Sets 6-2 · 2-6 · 6-3Sun 25 Oct 2026, 01:30 Predictions gradedQ1Hard

Predictions3–260%

Edges1–0100%

Player Profiles

Ranking advantageKokoro Isomura · 194 places

Shintaro Imai

Japan

Current structured profile lists Imai as a 178 cm right-hander with a hard-court preference.

Current ranking: #851
Peak ranking: —
Current age: —
Preferred surface: Hard
Hand: Right handed
Height: 178 cm

Kokoro Isomura

Japan

Japanese right-hander born 22 January 2003. His verified singles peak was No. 424 in September 2025; no current injury or absence signal surfaced in the specified search.

Current ranking: #657
Peak ranking: #424 · 2025
Current age: 23
Preferred surface: I.hard
Hand: Right handed
Height: 175 cm

Quick Take

Pre-match view

Context last updated 25 Oct 2026, 00:23 · Europe/Bucharest

Two men with identical 7-8 records over their last 15 hard-court matches meet in Seoul qualifying, where the ranking favours Isomura but five straight head-to-head defeats do not.

Imai's serve and that record make him the likelier winner. At 1.85, Imai is the only quoted price here the numbers justify; Isomura at the same odds is not.

Context

Imai's serve is the more damaging of the two when it lands, though it lands less often than Isomura's.
Imai wins a high share of the points he starts with a first serve, but he lands fewer than Isomura and so gives himself fewer of them. That shifts weight onto his second serve, which has still yielded 53.4% of points, and onto a double-fault count of 2.3 a match.
- Imai won 328 of 470 first-serve points (69.8%) over 15 hard-court matches, 8 July to 7 October 2026.
- He landed 470 of 867 first serves (54.2%) in the same sample.
- He averaged 2.3 double faults per match (34 in 15).
Isomura's serve percentage is the steadier of the two, yet the points behind it fall away once the first ball misses.
The first serve goes in more often than Imai's, but the points behind it drop sharply on the second ball, and 5.7 double faults a match across the 20 July to 21 October sample gives away free points. In best-of-three, one loose service game can settle a set.
- Isomura landed 683 of 1086 first serves (62.9%) over 15 hard-court matches, 20 July to 21 October 2026.
- He won 179 of 403 second-serve points (44.4%).
- He averaged 5.7 double faults per match (86 in 15).
The pattern cuts both ways: five of those straight-set losses came in the same window, so quick finishes are not automatically good news for Imai. It does suggest his matches are settled early rather than ground out, which makes the opening set the clearest guide to how this one runs.
- Imai's 15 hard-court matches from 8 July to 7 October 2026 averaged 2.2 sets.
- Scorelines were 2-0 in seven matches, 0-2 in five and 1-2 in three.
- First sets averaged 9.1 games in the sample.
That single result shows a match swinging hard after a solid start rather than any established pattern. It is one record, with no retirement logged and no reported availability question, so it reads as a result and not a trend. Isomura's broader sample remains 7-8 across 15 hard-court matches.
- Isomura lost 6-4, 3-6, 0-6 to Yu Tanaka on 21 October 2026.
- The match is not recorded as a retirement.
- Isomura's 15-match hard-court sample from 20 July to 21 October shows 7 wins and 8 losses.

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 1.85
The read
Imai's stronger serve and perfect head-to-head record outweigh Isomura's higher ranking.
- Imai has won all five previous meetings.
- Imai's total-points-won rate is 51.8% to Isomura's 48.8% over 15 hard matches.
- Imai wins 69.8% of first-serve points; Isomura wins 64.0%.
- Isomura averages 5.7 double faults per match to Imai's 2.3.
BetBugs · Match WinnerwonShintaro ImaiEstimated chance61%

Games1 of 1 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Both players' match totals sit around the line, so the over is slightly favored.
- Imai averages 20.1 total games per hard match; Isomura averages 21.7.
- Isomura's latest completed match lasted 25 games.
- Imai's first sets average 9.1 games and Isomura's 9.7.
BetBugs · Total GameswonOver 20.5Estimated chance55%

Sets1 of 2 landed

Signal quality Medium · Uncertainty band Strong lean · Not priced
The read
Most hard-court matches for both players have finished in straight sets.
- Imai's hard-court matches average 2.2 sets; Isomura's average 2.33.
- Only 8 of their combined 30 hard-court matches went to three sets.
- Imai has twelve straight-set matches in his 15-match hard-court sample.
BetBugs · Total SetslostUnder 2.5Estimated chance73%
Signal quality Medium · Uncertainty band Lean · Not priced
The read
Imai's stronger first-serve points and head-to-head record give him the early advantage.
- Imai has won 9 of 15 first sets on hard; Isomura has won 8 of 15.
- Imai leads the head-to-head 5-0.
- Imai wins 69.8% of first-serve points; Isomura wins 64.0%.
BetBugs · Set 1 WinnerwonShintaro ImaiEstimated chance59%

Match stats0 of 0 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Imai's low double-fault rate offsets Isomura's high count.
- Isomura averages 5.7 double faults per match; Imai averages 2.3.
- Their combined average is 8.0 double faults per match.
- Imai has 34 double faults in 15 hard matches.
BetBugs · Total Double Faultsnot gradableUnder 8.5Estimated chance54%

Shintaro Imai

7W 8L

7-6(4) 6-2—Unknown Player

6-1 6-2#829Scott Jones

6-4 6-2—Unknown Player

6-4 6-3#750Pawit Sornlaksup

6-0 7-6(1)#1229Jordan Hasson

6-4 6-0—Tanapatt Nirundorn

6-1 6-4—Yuto Oki

2-6 6-2 7-6(8)—Adrian Arcon

4-6 6-2 6-4#589Shunsuke Mitsui

6-2 6-1—Dan Brand

7-6(6) 7-5#437Karan Singh

6-3 6-4#891Sora Fukuda

6-4 1-6 7-5#669Naoki Nakagawa

6-4 6-0#657Kokoro Isomura

6-0 6-3—Taki Adachi

Kokoro Isomura

7W 8L

4-6 6-3 6-0—Yu Tanaka

6-4 6-1#478Keisuke Saitoh

6-7(9) 7-5 7-6(4)#435Enzo Aguiard

7-5 6-4#753Uisung Park

6-4 6-0#284Yanki Erel

7-5 6-3#534Fitriadi M Rifqi

7-5 6-3#327Petr Bar Biryukov

6-1 6-3#727Yusuke Takahashi

6-2 6-2#1581Zhao Zhao

3-6 7-6(5) 6-1#839Miles Jones

5-7 6-0 6-4#382Kasidit Samrej

1-6 7-6(3) 6-3#674Mukund Sasikumar

6-2 6-2#753Uisung Park

6-3 6-4#452Karl Poling

6-1 6-0#551James Kent Trotter

Stat Battle

Last 15 match performance, compared side by side.

SIShintaro ImaiImai

Last 15

7–1

9 core stats · 1 even

Kokoro IsomuraIsomuraKI

Shintaro Imai carries the stronger recent form — Kokoro Isomura's route runs through serve.

Serve · 4–1

1st Serve In54.2%+8.7pp62.9%

1st Serve Won69.8%+5.8pp64.0%

2nd Serve Won53.4%+9.0pp44.4%

Aces / Match4.9+3.01.9

Double Faults / Match2.33.4 fewer5.7

Return · 0–0 · 1 even

Return Pts Won41.8%—41.4%

Pressure · 2–0

Break Pts Converted50.6%+14.0pp36.6%

Break Pts Saved62.9%+5.1pp57.8%

Points · 1–0

Total Pts Won51.8%+3.0pp48.8%

Serve · 4–1

54.2%1st Serve In+8.7pp62.9%

69.8%1st Serve Won+5.8pp64.0%

53.4%2nd Serve Won+9.0pp44.4%

4.9Aces / Match+3.01.9

2.3Double Faults / Match3.4 fewer5.7

Return · 0–0 · 1 even

41.8%Return Pts Won—41.4%

Pressure · 2–0

50.6%Break Pts Converted+14.0pp36.6%

62.9%Break Pts Saved+5.1pp57.8%

Points · 1–0

51.8%Total Pts Won+3.0pp48.8%