ITF · Clay

ITF M15 Karuizawa 2026

26 May 2026 – 31 May 2026 Best of 3 · 25 players

On this page you can view ITF M15 Karuizawa analysis and predictions. Player form, head-to-head records, and surface data are taken into account, and predictions are automatically generated by AI with an accuracy of over 45.8%.

Predicted

Upcoming

45.8%

Success

Players to Watch

ITF C. Sinclair EZ

ITF E. Zhu HK

ITF H. Koyama HS

ITF H. Shiraishi JD

ITF J. Delaney JD

ITF J. Delaney JY

ITF J. Yamasaki KM

ITF K. Matsuda KN

ITF K. Nishiwaki KO

ITF K. Ogura KO

ITF K. Otsuka KS

ITF K. Suzuki LV

ITF L. Vithoontien NK

ITF N. Koizumi RK

ITF R. Kojima RT

ITF R. Tanuma SF

ITF S. Fukuda SM

ITF S. Matsuoka TK

ITF T. Karigyo TM

ITF T. Masabayashi TT

ITF T. Takamisawa YK

ITF Y. Kawahashi YK

ITF Y. Kusuhara YT

ITF Y. Taka YT

ITF Y. Tomida

Tournament Insights

45.8%

AI Prediction Accuracy

63%

Straight Sets Wins

38%

Deciding Set

21%

Tiebreak Matches

2.4

Avg. Sets per Match

Matches by round

Final 1

1 ▴1.83

1 ▴1.83

Semi-Finals 2

2 ▴1.54

2 ▴1.54

2 ▾1.49

2 ▾1.49

Quarter-Finals 4

1 ▴1.45

1 ▴1.45

2 ▾2.28

O20.5 ▾1.78

2 ▾1.57

O20.5 ▾1.78

1 ▾1.78

1 ▾1.78

Round of 16 8

1 ▴1.29

1 ▴1.29

1 ▴8.2

O17.5 ▴1.9

1 ▾1.34

1 ▾1.34

2 ▾1.25

2 ▾1.25

1 2.01

O21.5 ▴1.85

2 ▾2.25

O20.5 ▾1.8

1 ▾1.28

O19.5 ▾1.8

2 1.54

2 1.54

3rd Round 9

27 May 2026

1 ▴1.66

1 ▴1.66

2 ▾1.18

2 ▾1.18

1 ▴1.66

1 ▴1.66

2 ▴2.58

U20.5 ▴1.8

1 2.43

U20.5 ▴1.85

2 1.67

O21.5 ▾1.87

26 May 2026

2 ▾1.13

2 ▾1.13

2 ▴1.44

2 ▴1.44

Title Contenders

1AUJ. Delaney7%

2JPH. Shiraishi7%

3JPK. Matsuda7%

4MPC. Sinclair7%

5JPY. Kawahashi5%

6JPL. Vithoontien5%

Clay

The model weights clay-specific form for every tie at this event.

Main draw

Best of 3

Format

How ITF M15 Karuizawa 2026 played out

This was a compact field: 25 players from 4 countries. E. Zhu came through a deciding set in the final to take the title from J. Delaney. The widest gap anyone closed was H. Koyama's: ranked 1364 at the time, they knocked out world No. 470 H. Shiraishi.

The longest match of the event ran to 35 games, E. Zhu against C. Sinclair. Upsets were common here — 4 of the 20 matches between two ranked players went to the outsider.

Across 24 decided matches at this event, the best tip has landed 45% of the time. The model weights clay-specific form for every tie at this event.

Frequently Asked Questions

What surface is ITF M15 Karuizawa played on?

ITF M15 Karuizawa is played on Clay. Surface type significantly affects match dynamics — our AI factors in each player's surface-specific performance when generating predictions.

How accurate are AI predictions for ITF M15 Karuizawa?

Our AI has achieved an overall accuracy of 45.8% on best-tip predictions for ITF M15 Karuizawa, based on 24 decided matches. Accuracy is continuously improving as the model learns from new data.

How many matches have been analyzed at ITF M15 Karuizawa?

Our AI has analyzed a total of 24 matches at ITF M15 Karuizawa. For each match, we provide predictions on winner, score, aces, break points, total games, and other detailed statistics.

When is ITF M15 Karuizawa played?

Based on our data, ITF M15 Karuizawa matches were played from 26 May 2026 to 31 May 2026. Tournament dates may vary slightly each year — check back for updated predictions as the draw is announced.

18+ · Predictions are AI-generated for informational use · We never place bets on your behalf