Oleksandra Oliynykova and Mary Stoiana will play each other in the 1st round of the Japan Open for the 1st time in their career. They are scheduled to compete on Tuesday at 2:00 pm on Court 3. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Mary Stoiana who should win in 3 sets.
As per the initial odds, Mary Stoiana is the pick to win this match.
Mary Stoiana -> 1.444
Oleksandra Oliynykova -> 2.75
Here where top tennis events are broadcasted or streamed online (ATP, WTA).
At the challenger level, there will be free live streaming on Challenger TV.
Prediction and head to head Oleksandra Oliynykova vs. Mary Stoiana
There is no head to head record between Oleksandra Oliynykova and Mary Stoiana since this will be the first time that they will face off in the main tour.
Oleksandra Oliynykova
27 - 21win/loss
62
41
LWLLWLWLWL | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 27-21 | 4-7 | 19-10 | 4-2 | 0-2 | 0-0 |
| 2025 | 59-21 | 0-1 | 58-17 | 1-2 | 0-1 | 0-0 |
| 2024 | 43-21 | 0-0 | 40-18 | 3-3 | 0-0 | 0-0 |
| 2023 | 45-18 | 2-2 | 42-15 | 1-1 | 0-0 | 0-0 |
| 2022 | 27-15 | 1-3 | 24-11 | 2-1 | 0-0 | 0-0 |
Ranked no. 62, the Ukrainian will start her run in Osaka after she played her last match in the Suzhou where she lost 7-6(6) 4-0 ret. to Falei in the 2nd round on the 8th of October.
Oleksandra has a composed 27-21 win-loss record in 2026, 4-7 on hard (See FULL STATS).
The Ukrainian’s best result of the season was getting to the semifinal in the Antalya.
Talking about her overall career, Oliynykova has an overall 311-159 record. She has a negative 11-19 record on hard.
Previously in Osaka
Oleksandra has never competed in this tournament before.
Mary Stoiana
45 - 26win/loss
114
114
WWLWLWWLWL | Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2026 | 45-26 | 21-15 | 13-6 | 3-1 | 8-4 | 0-0 |
| 2025 | 30-15 | 28-11 | 2-4 | 0-0 | 0-0 | 0-0 |
| 2024 | 18-10 | 15-9 | 0-0 | 3-1 | 0-0 | 0-0 |
| 2023 | 16-8 | 11-7 | 0-0 | 5-1 | 0-0 | 0-0 |
| 2022 | 2-2 | 2-2 | 0-0 | 0-0 | 0-0 | 0-0 |
Ranked no. 114 (career-high), Mary got to the 1st round after defeating Rinko Matsuda 6-3 7-6(1) and Sayaka Ishii 6-4 7-5.
In the qualifications, Mary had a good straight sets win against Ishii (6-4 7-5). During the match Stoiana scored 72 points vs Ishii’s 65. The American was very aggressive to blast 25 winners.
Talking about serving, Stoiana scored just 1 ace during the entire match and she committed only 3 double faults. Mary Stoiana lost the serve 5 times and she saved 5 break points. Furthermore, Stoiana put 67% of her first serves in, winning 56% (25/45) of the points behind her 1st serve and 41% (9/22) on the 2nd serve. Stoiana broke Ishii 7 times after converting 70% of her break points (7/10).
Overall Performance in this tournament
Mary started her run at this tournament from the qualifications. In the main draw, she hasn’t surrendered yet a set in this tournament to win 54% of the points she played.
WTA Osaka - Mary Stoiana's projected path
Mary’s best result of the year was reaching the semifinal in the W35 Boca Raton.
Stoiana has an overall 45-26 win-loss record in 2026, 21-15 on hard (See FULL STATS).
Head 2 Head
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WWWWWWWWWW Tennis Scores in Osaka
- Sinja KrausKraus – Caty McNallyMcNally (6-4 3-1 ret.) – Stats, scores, rankings
- Lanlana TararudeeTararudee – Kaitlin QuevedoQuevedo (7-5 6-3) – Stats, scores, rankings
- Viktorija GolubicGolubic – Mai HontamaHontama (6-3 6-1) – Stats, scores, rankings
- Talia GibsonGibson – Harriet DartDart (7-5 7-66) – Stats, scores, rankings
- Lilli TaggerTagger – Liudmila SamsonovaSamsonova (6-3 6-3) – Stats, scores, rankings
- Ashlyn KruegerKrueger – Janice TjenTjen (6-4 6-4) – Stats, scores, rankings
- Dominic Stephan StrickerStephan Stricker – Raphael BaltenspergerBaltensperger (6-1 5-7 7-65) – Stats, scores, rankings
Upcoming matches in the draw
- Ann LiLi – (0-0) – H2H and prediction
- Katie BoulterBoulter – Himeno SakatsumeSakatsume (0-1) – H2H and prediction
- Paula Badosa GibertBadosa Gibert – (1-0) – H2H and prediction
- Oleksandra OliynykovaOliynykova – (0-0) – H2H and prediction
- Moyuka UchijimaUchijima – Ena ShibaharaShibahara (0-0) – H2H and prediction
- Claire LiuLiu – Magda LinetteLinette (1-0) – H2H and prediction
- Katerina SiniakovaSiniakova – Peyton StearnsStearns (1-1) – H2H and prediction
