![Japan Open Tennis Championships - Osaka](https://tennistonic.com/_graphics/wta.png)
Japan Open Tennis Championships - Osaka
14-Oct
2024
Hard
Past Champions
Past Champions
![Ashlyn Krueger](https://www.tennistonic.com/engine/handlers/players_images_new/1624Ashlyn-Krueger.jpg)
2023
Ashlyn Krueger
![Naomi Osaka](https://www.tennistonic.com/engine/handlers/players_images_new/5785Naomi-Osaka.jpg)
2019
Naomi Osaka
![Karolina Pliskova](https://www.tennistonic.com/engine/handlers/players_images_new/4564Karolina-Pliskova.jpg)
2018
Karolina Pliskova
![Caroline Wozniacki](https://www.tennistonic.com/engine/handlers/players_images_new/7341Caroline-Wozniacki.jpg)
2017
Caroline Wozniacki
![Caroline Wozniacki](https://www.tennistonic.com/engine/handlers/players_images_new/7341Caroline-Wozniacki.jpg)
2016
Caroline Wozniacki
![Agnieszka Radwanska](https://tennistonic.com/engine/handlers/players_images_new/Agnieszka-Radwanska.jpg)
2015
Agnieszka Radwanska
![Ana Ivanovic](https://www.tennistonic.com/engine/handlers/players_images_new/8826Ana-Ivanovic.jpg)
2014
Ana Ivanovic
![Petra Kvitova](https://www.tennistonic.com/engine/handlers/players_images_new/4321Petra-Kvitova.jpg)
2013
Petra Kvitova
![Nadezda Petrova](https://tennistonic.com/engine/handlers/players_images_new/Nadezda-Petrova.jpg)
2012
Nadezda Petrova
![Agnieszka Radwanska](https://tennistonic.com/engine/handlers/players_images_new/Agnieszka-Radwanska.jpg)
2011
Agnieszka Radwanska
![Caroline Wozniacki](https://www.tennistonic.com/engine/handlers/players_images_new/7341Caroline-Wozniacki.jpg)
2010
Caroline Wozniacki
![Maria Sharapova](https://www.tennistonic.com/engine/handlers/players_images_new/6015Maria-Sharapova.jpg)
2009
Maria Sharapova
![Dinara Safina](https://tennistonic.com/engine/handlers/players_images_new/Dinara-Safina.jpg)
2008
Dinara Safina
![Martina Hingis](https://tennistonic.com/engine/handlers/players_images_new/Martina-Hingis.jpg)
2007
Martina Hingis
![Elena Dementieva](https://tennistonic.com/engine/handlers/players_images_new/Elena-Dementieva.jpg)
2006
Elena Dementieva
![Maria Sharapova](https://www.tennistonic.com/engine/handlers/players_images_new/6015Maria-Sharapova.jpg)
2005
Maria Sharapova
![Lindsay Davenport](https://tennistonic.com/engine/handlers/players_images_new/Lindsay-Davenport.jpg)
2004
Lindsay Davenport
![Lindsay Davenport](https://tennistonic.com/engine/handlers/players_images_new/Lindsay-Davenport.jpg)
2003
Lindsay Davenport
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