
ORDER OF PLAY and PREVIEW. Katie Boulter, Talia Gibson, Janice Tjen and Ashlyn Krueger are going to compete on Monday at the Japan Open.

Katie Boulter vs. Himeno Sakatsume
Head to head 1-0 for Sakatsume
Katie Boulter will fight against Himeno Sakatsume in the 1st round for the 2nd time of their career. They are scheduled to play on Monday at 4:30 pm on Center Court.
Katie Boulter: ranking and results
Ranked no. 54, the Brit will start her run in Osaka after she played her last match in Billie Jean King Cup, Finals where she lost to in the Rubber 2 on the 22nd of September.
Katie has a 22-21 win-loss record in 2026, 9-11 on hard (See FULL STATS).
Katie’s best result of the year was getting to the final in Ostrava.
Last year in Osaka Boulter lost in the 2nd round 6-3 6-1 to Sorana Cirstea.
Himeno Sakatsume: ranking and results
Ranked no. 115 (career high), Sakatsume will start her run in Osaka after she played her last match in the Samsun where she lost to Aksu in the semifinal on the 10th of October.
Sakatsume has a 32-26 win-loss record in 2026, 24-18 on hard (See FULL STATS).
Last year in Osaka Sakatsume had to surrender in the qualifications 6-3 7-5 to Varvara Gracheva.
Head to head analysis
This will be the 2nd time that Katie Boulter and Himeno Sakatsume square off. Their current record is 1-0 for Sakatsume (see full H2H stats), 1-0 on hard.
Previously, the last time they locked horns, Sakatsume won 7-5 6-3 in the final in W80 Gifu back in 2023.
Prediction, odds and live streaming
The pick for Tennis Tonic is Katie Boulter who should win in 3 sets.
As per the initial odds, Katie Boulter is the pick to win this match.
Katie Boulter -> 1.54
Himeno Sakatsume -> 2.46
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.

Talia Gibson vs. Harriet Dart
Head to head 0-0
Talia Gibson will compete against Harriet Dart in the 1st round for the 1st time in their career. They are scheduled to compete on Monday at 2:00 pm on Court 3.
Talia Gibson: ranking and results
Ranked no. 41, Talia will start her run in Osaka after she played her last match in Memphis where she lost to Maria in the 1st round on the 27th of July.
The Australian has a 33-27 win-loss record in 2026, 25-15 on hard (See FULL STATS).
Talia’s best result of the year was getting to the final in the W75 Brisbane.
Last year in Osaka Talia didn’t play in Osaka in 2025.
Harriet Dart: ranking and results
Ranked no. 113, the Brit got to the 1st round after defeating Rina Saigo 6-3 6-1 and Aoi Ito 6-3 6-7(6) 6-3.
Dart has a 35-22 win-loss record in 2026, 27-14 on hard (See FULL STATS). Dart’s best result of the year was getting to the semifinal in the W100 Fujairah and the W75 Porto.
Last year in Osaka Harriet didn’t compete in Osaka in 2025.
Head to head analysis
There is no head to head record between Talia Gibson and Harriet Dart since this will be the first time that they will square off in the main tour.
Prediction, odds and live streaming
The pick for Tennis Tonic is Talia Gibson who should win in 3 sets.
As per the initial odds, Talia Gibson is the pick to win this match.
Talia Gibson -> 1.64
Harriet Dart -> 2.24
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.

Janice Tjen vs. Ashlyn Krueger
Head to head 1-0 for Krueger
Janice Tjen will play Ashlyn Krueger in the 1st round for the 2nd time of their career. They are scheduled to compete on Monday at 4:30 pm on Court 2.
Janice Tjen: ranking and results
Ranked no. 47, Janice will start her run in Osaka after she played her last match in the Birmingham where she lost to in the 2nd round on the 4th of June.
The Indonesian has a 20-27 win-loss record in 2026, 16-17 on hard (See FULL STATS).
Last year in Osaka Tjen didn’t compete in Osaka in 2025.
Ashlyn Krueger: ranking and results
Ranked no. 68, Ashlyn will start her run in Osaka after she played her last match in the Philadelphia where she lost to Grabher in the 2nd round on the 25th of August.
The American has a 33-22 win-loss record in 2026, 12-14 on hard (See FULL STATS).
The American’s best result of the year was getting to the final in the Ilkley.
Last year in Osaka Ashlyn lost in the 2nd round 6-4 6-4 to Olga Danilovic. Krueger conquered the title at the Japan Open Tennis Championships once in 2023 when she defeated Lin Zhu 6-3 7-66.
Head to head analysis
This will be the 2nd time that Janice Tjen and Ashlyn Krueger square off. Their current record is 1-0 for Krueger (see full H2H stats), but they have never competed against each other on hard.
Before, the last time they fought against each other, Krueger won 6-1 6-3 in the 2nd round in Birmingham back in June 2026.
Prediction, odds and live streaming
The pick for Tennis Tonic is Ashlyn Krueger who should win in 3 sets.
As per the initial odds, Ashlyn Krueger is the pick to win this match.
Ashlyn Krueger -> 1.9
Janice Tjen -> 1.9
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.
Last Results
These are the last results of the Japan Open
- Viktorija GolubicGolubic – Mai HontamaHontama (6-3 6-1) – Score progression – Stats
- Lanlana TararudeeTararudee – Kaitlin QuevedoQuevedo (7-5 6-3) – Score progression – Stats
- Caty McNallyMcNally – Sinja KrausKraus (4-6 1-3 ret. (McNally ret.)) – Score progression – Stats
- Lilli TaggerTagger – Liudmila SamsonovaSamsonova (6-3 6-3) – Score progression – Stats
- Dominic Stephan StrickerStephan Stricker – Raphael BaltenspergerBaltensperger (6-1 5-7 7-65) – Score progression – Stats
- Caty McNallyMcNally – Sinja KrausKraus (4-6 1-3 ret. (McNally ret.)) – Score progression – Stats
Upcoming matches
These are the upcoming matches of the Japan Open
- Ann LiLi – (0-0) – H2H – Prediction
- Caty McNallyMcNally – Sinja KrausKraus (1-0) – H2H – Prediction
- Katie BoulterBoulter – Himeno SakatsumeSakatsume (0-1) – H2H – Prediction
- Paula Badosa GibertBadosa Gibert – (1-0) – H2H – Prediction
- Oleksandra OliynykovaOliynykova – (0-0) – H2H – Prediction
- Moyuka UchijimaUchijima – Ena ShibaharaShibahara (0-0) – H2H – Prediction
- Claire LiuLiu – Magda LinetteLinette (1-0) – H2H – Prediction
- Katerina SiniakovaSiniakova – Peyton StearnsStearns (1-1) – H2H – Prediction










