WTA Japan Open Tennis Championships - Osaka singles and doubles draws with all head to head stats.
| Rank | Main tour |
| Country | |
| Start Date | 11.09.2023 |
| Surfaces | |
| Prize Money | $259K |
| Winner | A$ 34,228 | |
| Finalist | A$ 20,226 | |
| SF | A$ 11,275 | |
| QF | A$ 6,418 | |
| Second | A$ 3,920 | |
| First | A$ 2,804 | |
| Q3 | A$ -1 | |
| Q2 | A$ 2,075 | |
| Pre-Q | A$ 1,340 |
![]() | Ashlyn Krueger | 2023 | |
![]() | Naomi Osaka | 2019 | |
![]() | Karolina Pliskova | 2018 | |
![]() | Caroline Wozniacki | 2017 | |
![]() | Caroline Wozniacki | 2016 |
![]() | Martina Hingis | 5 | |
![]() | Lindsay Davenport | 4 | |
![]() | Caroline Wozniacki | 3 | |
![]() | Maria Sharapova | 2 | |
![]() | Agnieszka Radwanska | 2 |
Women's Singles
Women's Doubles
Women's Qualifying Singles
| Players | player 1 | player 2 | scr | h2h | |||
| Final | |||||||
6 3 7 6 | H2H 1-0 | ||||||
| Semifinals | |||||||
7 5 7 6 | H2H 3-0 | ||||||
6 3 6 3 | H2H 1-0 | ||||||
| Quarterfinals | |||||||
6 3 6 2 | H2H 2-0 | ||||||
7 6 6 7 6 3 | H2H 3-1 | ||||||
6 3 6 1 | H2H 2-0 | ||||||
6 7 6 4 6 1 | H2H 1-3 | ||||||
| Second | |||||||
6 4 4 6 6 1 | H2H 2-1 | ||||||
7 5 3 6 6 1 | H2H 1-1 | ||||||
6 4 6 2 | H2H 1-0 | ||||||
6 1 6 2 | H2H 1-0 | ||||||
6 4 6 1 | H2H 1-0 | ||||||
7 6 6 2 | H2H 2-1 | ||||||
6 3 6 3 | H2H 2-0 | ||||||
6 2 6 0 | H2H 3-0 | ||||||
| First | |||||||
6 4 6 4 | H2H 5-2 | ||||||
6 4 6 2 | H2H 3-0 | ||||||
7 5 6 2 | H2H 1-2 | ||||||
6 3 6 4 | H2H 1-0 | ||||||
7 6 6 3 | H2H 2-0 | ||||||
6 0 6 3 | H2H 1-1 | ||||||
6 4 1 6 6 3 | H2H 1-1 | ||||||
6 2 6 3 | H2H 2-0 | ||||||
6 2 6 3 | H2H 1-0 | ||||||
6 4 6 2 | H2H 2-1 | ||||||
6 4 6 4 | H2H 1-0 | ||||||
7 5 5 7 6 2 | H2H 2-0 | ||||||
6 4 3 6 7 5 | H2H 1-1 | ||||||
7 5 0 6 6 2 | H2H 1-2 | ||||||
WC | WC | 6 2 3 6 6 3 | H2H 1-0 | ||||
2 6 6 4 7 6 | H2H 1-0 | ||||||
Singles
Doubles
| year | champion | runner-up | score | |
| 2025 | 6 0 5 7 6 3 | |||
| 2024 | 6 0 6 4 | |||
| 2023 | 6 3 7 6 | |||
| 2019 | 6 2 6 3 | |||
| 2018 | 6 4 6 4 |