The
Japan Open is due to take place between October 19-25 on the WTA side with recent Beijing champion, Qinwen Zheng set to lead the field in Osaka.
Despite the namesake, it won't include Naomi Osaka in Osaka. As well as Zheng, it also features Nikola Bartunkova, Ann Li, Peyton Stearns among others.
It takes place on the same week as
Ningbo on the WTA tour which is a WTA 500 as we head towards the final knockings of the main season.
Entry List Japan Open WTA 2026
| # | Player | Ctry |
| 23 | Qinwen Zheng | CHN |
| 29 | Nikola Bartůňková | CZE |
| 31 | Ann Li | USA |
| 37 | Peyton Stearns | USA |
| 40 | Kimberly Birrell | AUS |
| 41 | Talia Gibson | AUS |
| 43 | Liudmila Samsonova | RUS |
| 47 | Janice Tjen | INA |
| 51 | Oleksandra Oliynykova | UKR |
| 53 | Clara Tauson | DEN |
| 54 | Katie Boulter | GBR |
| 55 | Lilli Tagger | AUT |
| 58 | Paula Badosa | ESP |
| 59 | Zeynep Sönmez | TUR |
| 60 | Lanlana Tararudee | THA |
| 62 | Tereza Valentová | CZE |
| 67 | Camila Osorio | COL |
| 72 | Viktorija Golubic | SUI |
| 81 | Shuai Zhang | CHN |
| 87 | Kateřina Siniaková | CZE |
| 170 | Sonay Kartal | GBR |
When is the draw confirmed for Japan Open?
The draw will be confirmed for Japan Open in the days prior to the event on October 19. It will likely be set on October 15 onwards.
When is the schedule confirmed for Japan Open?
The schedule will be set the day before the tournament begins on October 19.
Osaka ranking points and prize money (USD)
| Round | Ranking Points | Prize Money (USD) |
| First round | 1 | $3,065 |
| Second round | 30 | $4,285 |
| Quarterfinal | 54 | $7,025 |
| Semifinal | 98 | $12,331 |
| Finalist | 163 | $22,125 |
| Champion | 250 | $37,390 |
History Japan Open
| Location | Year | Champion | Runner-up | Score |
| Osaka | 2025 | Leylah Fernandez | Tereza Valentová | 6–0, 5–7, 6–3 |
| 2024 | Suzan Lamens | Kimberly Birrell | 6–3, 6–3 | |
| 2023 | Ashlyn Krueger | Zhu Lin | 6–3, 7–6(8–6) | |
| 2022 | no competition (due to financial crisis) | | |
| 2021 | no competition (due to COVID-19 pandemic) | | | |
| 2020 | | | | |
| Hiroshima | 2019 | Nao Hibino | Misaki Doi | 6–3, 6–2 |
| 2018 | Hsieh Su-wei | Amanda Anisimova | 6–2, 6–2 | |
| Tokyo | 2017 | Zarina Diyas | Miyu Kato | 6–2, 7–5 |
| 2016 | Christina McHale | Kateřina Siniaková | 3–6, 6–4, 6–4 | |
| 2015 | Yanina Wickmayer | Magda Linette | 4–6, 6–3, 6–3 | |
| Osaka | 2014 | Samantha Stosur (3) | Zarina Diyas | 7–6(9–7), 6–3 |
| 2013 | Samantha Stosur (2) | Eugenie Bouchard | 3–6, 7–5, 6–2 | |
| 2012 | Heather Watson | Chang Kai-chen | 7–5, 5–7, 7–6(7–4) | |
| 2011 | Marion Bartoli | Samantha Stosur | 6–3, 6–1 | |
| 2010 | Tamarine Tanasugarn | Kimiko Date-Krumm | 7–5, 6–7(7–4), 6–1 | |
| 2009 | Samantha Stosur | Francesca Schiavone | 7–5, 6–1 | |