Valentin Vacherot vs. Alexander Blockx prediction, odds, picks for ATP Japan Open 2026

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

Our independent predictive model gives Blockx a 52% chance of winning against Vacherot at the ATP Japan Open tournament. Additionally, both Vacherot and Blockx have an equal 50-50 chance of winning the first set, while the under 25.5 games has a 62% 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: Alexander Blockx -131, Valentin Vacherot +130
• First Set: Vacherot +110, Blockx -139

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 @ +130 via DraftKings
• First Set: Blockx @ -130 via DraftKings

According to our best tennis 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 Valentin Vacherot and Alexander Blockx is scheduled to begin on Tuesday at 10:00 PM ET.

• Who: Valentin Vacherot vs. Alexander Blockx
• Date: Tuesday, September 29, 2026
• Approx. Time: 10:00 PM ET/7:00PM PT
• Tournament: ATP Tokyo, Japan Men's Singles 2026
• Round: Round of 32

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

Conclusion

We predict Alexander Blockx, with a 52% 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.