Mary Stoiana vs. Moyuka Uchijima prediction, odds, picks for WTA Japan Open 2026

Using innovative machine learning and statistical analysis, we have re-simulated the outcome of Wednesday's Stoiana-Uchijima women's singles match, forming part of our tennis predictions coverage.

Our famous predictive model currently gives Stoiana a 62% chance of beating Uchijima at the WTA Japan Open tournament. Additionally, Stoiana has a 60% chance of winning the first set. The simulations also show Uchijima (+3.5) has a 53% chance of covering the games spread, while the over 21.5 games has a 52% chance of hitting, according to our model.

Latest betting odds

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

• Moneyline: Moyuka Uchijima +176, Mary Stoiana -179
• First Set: Stoiana -200, Uchijima +162

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 available 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: Uchijima @ +176 via DraftKings
• First Set: Uchijima @ -115 via DraftKings

According to our tennis best bets, the top play to make on this match is over 21.5 total games.

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

Game info & first serve details

The WTA Japan Open match between Mary Stoiana and Moyuka Uchijima is scheduled to commence on Wednesday at 10:30 PM ET.

• Who: Mary Stoiana vs. Moyuka Uchijima
• Date: Wednesday, October 21, 2026
• Approx. Time: 10:30 PM ET/7:30 PM PT
• Tournament: WTA Osaka, Japan Women's Singles 2026
• Round: Round of 16

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

Conclusion

We predict Mary Stoiana, with a 62% win probability, will likely beat Moyuka Uchijima at the WTA 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.