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S. Shimabukuro vs J. Kumstat prediction

AI prediction

Probability for members

The model has J. Kumstat winning this match. Create a free account to see with what probability, and the most likely set score.

Predicted winner
J. Kumstat
Probability
Members only
Likely score
Members only
See the probability and scoreFree during the beta

Every prediction is computed before the match and never edited afterwards: the model's real accuracy is published match by match.

Men's ChallengerSeoulRound of 32hard court
S. Shimabukuro
S. Shimabukuro
vs
J. Kumstat
J. Kumstat

Community · Who wins?

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Form and record before the match

Last 10 matches, oldest to most recent

S. Shimabukuro
  1. L
  2. L
  3. L
  4. W
  5. W
  6. L
  7. L
  8. L
  9. W
  10. L
J. Kumstat
  1. W
  2. W
  3. W
  4. W
  5. W
  6. W
  7. L
  8. W
  9. L
  10. L
3 – 7
Wins – losses
7 – 3
7 – 17
Sets won – lost
15 – 8
1 loss
Current streak
2 losses
30-29 (51%)
2026 record
24-6 (80%)
117-95 (55%)
Record on hard court
10-5 (67%)

ATP, WTA and Challenger singles matches played since 2020 by S. Shimabukuro and J. Kumstat, before this match.

Recent matches

S. Shimabukuro's last five matches

J. Kumstat's last five matches

Head-to-head since 2020

No direct meeting since 2020 on the ATP, WTA and Challenger tours.

Road through the tournament

This is S. Shimabukuro's first match of the tournament. This is J. Kumstat's first match of the tournament. In 2025, the tournament was won by S. Shimabukuro, who beat C. Wong in the final (6-4 6-3). S. Shimabukuro is therefore defending the title.

Key numbers

In tie-breaks, S. Shimabukuro wins 49 % (52 of 106), J. Kumstat 67 % (10 of 15). In deciding sets, S. Shimabukuro wins 49 % of the time (99 matches), J. Kumstat 86 % (14 matches). After losing the first set, S. Shimabukuro turned 20 % of matches around (113 occasions), J. Kumstat 30 % (23 occasions). After winning the first set, S. Shimabukuro went on to win 82 % of matches, J. Kumstat 96 %.

Completed ATP, WTA and Challenger singles matches since 2020, before this match, retirements and walkovers excluded.

Frequently asked questions about S. Shimabukuro – J. Kumstat

Who is the favourite between S. Shimabukuro and J. Kumstat?
No bookmaker odds are available for this match. Pronocast's model has J. Kumstat winning. The win probability and most likely score are for members before the match.
When is the S. Shimabukuro – J. Kumstat match?
On Tuesday, 27 October 2026 at 03:00, at the Seoul tournament (Round of 32, hard court).
What is the head-to-head between S. Shimabukuro and J. Kumstat?
No meeting between S. Shimabukuro and J. Kumstat appears since 2020 on the ATP, WTA and Challenger tours.
Where can I see the prediction for S. Shimabukuro – J. Kumstat?
In the Pronocast app, for members: probability of winning, most likely score and comparison with the odds. It will be published on this page with the result once the match is over.

How the model computes its predictions

Same tournament: Seoul

Tournament page

Other matches on 27 October 2026

All matches on 27 October 2026