WTA · WTA 250
Japan Open - Osaka 2026 Tournament Results
In brief
Japan Open - Osaka 2026 is a WTA 250 tournament on the WTA tour that started on October 19, 2026. The tournament is under way; latest round with results: Round of 16. The draw features 32 players from 16 countries. Best represented: United States (9). 24 matches played, 2 tie-breaks and 3 retirements. In 2025 the title went to Leylah Annie Fernandez.
Order of play
Upcoming main-draw matches, with times in your time zone. Updated every hour.
Bracket
Roll of honour
| Year | Champion | Runner-up |
|---|---|---|
| 2025 |  Leylah Annie Fernandez |  Tereza Valentova 6-0 5-7 6-3 |
| 2024 |  Suzan Lamens |  Kimberly Birrell 6-0 6-4 |
Points to defend
Best results at the 2025 edition: those points drop off the rankings with the 2026 edition.
| Player | 2025 | Points |
|---|---|---|
| Leylah Annie Fernandez | Title | 250 |
| Tereza Valentova | Final | 163 |
 Jaqueline Cristian | Semifinal | 98 |
| Sorana Cirstea | Semifinal | 98 |
 Naomi Osaka | Quarterfinal | 55 |
 Olga Danilovic | Quarterfinal | 55 |
 Rebecca Sramkova | Quarterfinal | 55 |
 Viktorija Golubic | Quarterfinal | 55 |
The tournament in numbers
- Matches played
- 24
- Tie-breaks
- 2
- Matches to a deciding set
- 6
- 6-0 sets
- 2
- Retirements
- 3
Most games in a match: Moyuka Uchijima-Ena Shibahara, 6-4 6-7(7) 6-3 (32 games).
Countries in the draw
| Country | Players | Best result | Still in |
|---|---|---|---|
 United States | 9 | Quarterfinal | 3 |
| Australia | 3 | Quarterfinal | 1 |
| Japan | 3 | Round of 16 | 0 |
 Austria | 2 | Quarterfinal | 1 |
| Czechia | 2 | Quarterfinal | 1 |
 United Kingdom | 2 | Quarterfinal | 1 |
 Spain | 2 | R32 | 0 |
 Croatia | 1 | Quarterfinal | 1 |
| Switzerland | 1 | Round of 16 | 0 |
 Poland | 1 | Round of 16 | 0 |
Plus 6 more countries.
Points on offer
WTA points by round reached at this edition.
| Round reached | Points |
|---|---|
| Title | 250 |
| Final | 163 |
| Semifinal | 98 |
| Quarterfinal | 55 |
| Round of 16 | 30 |
| R32 | 1 |
R32
| Winner | Loser | Score |
|---|---|---|
| Lilli Tagger |  Liudmila Samsonova | 6-3 6-3 |
| Viktorija Golubic | Mai Hontama | 6-3 6-1 |
 Lanlana Tararudee | Kaitlin Quevedo | 7-5 6-3 |
| Talia Gibson | Harriet Dart | 7-5 7-6(6) |
| Sinja Kraus | Caty McNally | ret. 6-4 3-1 ret. |
| Ashlyn Krueger |  Janice Tjen | 6-4 6-4 |
| Katie Boulter | Himeno Sakatsume | 6-3 6-1 |
| Magda Linette | Claire Liu | 6-4 6-3 |
| Tereza Valentova |  Shuai Zhang | 6-2 1-6 6-4 |
| Ann Li | Emerson Jones | 5-7 6-0 6-3 |
| Mary Stoiana |  Oleksandra Oliynykova | 6-2 6-3 |
| Moyuka Uchijima | Ena Shibahara | 6-4 6-7(7) 6-3 |
| Antonia Ruzic | Paula Badosa Gibert | 3-6 6-4 6-3 |
| Kayla Day | Sofia Kenin | 6-3 6-2 |
 Zeynep Sonmez | Maya Joint | 3-6 6-4 6-3 |
| Katerina Siniakova | Peyton Stearns | ret. 6-4 0-6 4-0 ret. |
Round of 16
| Winner | Loser | Score |
|---|---|---|
| Ashlyn Krueger | Lanlana Tararudee | 6-3 6-1 |
| Talia Gibson | Sinja Kraus | 6-2 6-1 |
| Lilli Tagger | Tereza Valentova | 7-5 6-3 |
| Katie Boulter | Viktorija Golubic | 6-2 6-1 |
| Antonia Ruzic | Kayla Day | ret. 6-4 ret. |
| Ann Li | Zeynep Sonmez | 6-3 6-1 |
| Mary Stoiana | Moyuka Uchijima | 6-2 2-6 6-3 |
| Katerina Siniakova | Magda Linette | 6-4 6-1 |