Jiri Lehecka vs. Valentin Vacherot prediction, odds, picks for ATP Japan Open 2026

Using trusted machine learning and data, we have re-simulated the outcome of Monday's Lehecka-Vacherot men's singles match, forming part of our tennis predictions coverage.

Our famous predictive model gives Lehecka a 62% chance of winning against Vacherot at the ATP Japan Open tournament. Additionally, Lehecka has a 61% chance of winning the first set. The simulations also show Lehecka (-2.5) has a 53% chance of covering the games spread, while the under 24.5 games has a 57% chance of hitting, according to our model.

Latest betting odds

We have sourced the most up-to-date betting odds in America for this match, which are listed here:

• Moneyline: Valentin Vacherot +162, Jiri Lehecka -182
• First Set: Lehecka -175, Vacherot +137

All odds are correct at the time of publication and are subject to change.

Model picks and best bet

After matching our predictions against the best current odds, we can reveal our picks for each of the major markets in this matchup. Plus, find our best bet for the game below:

• Moneyline: Vacherot @ +162 via DraftKings
• First Set: Vacherot @ -125 via DraftKings

According to our tennis best bets, the top play to make on this match is Valentin Vacherot to win the first set.

These picks are based on our probabilities matched against the implied probabilities from the current available odds.

Game info & first serve details

The ATP Japan Open match between Jiri Lehecka and Valentin Vacherot is scheduled to begin on Monday at 5:00 AM ET.

• Who: Jiri Lehecka vs. Valentin Vacherot
• Date: Monday, October 5, 2026
• Approx. Time: 5:00 AM ET/2:00AM PT
• Tournament: ATP Tokyo, Japan Men's Singles 2026
• Round: Semifinals

All dates and times in this article are United States Eastern Time unless otherwise stated.

Conclusion

We predict Jiri Lehecka, with a 62% win probability, will likely beat Valentin Vacherot at the ATP Japan Open tournament.

Additional tools and information for betting safely can be found in our Responsible Gambling hub.

This article's predictions and probabilities are generated by Dimers' proprietary Tennis prediction model. Our editorial team reviews the resulting content for accuracy and presentation before publication.