Osaka hasn't lost a match since the COVID-19 lockdown ended last summer.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Rogers Cup
|
1/32 | Zhang Shuai |
7-6
6-2 |
| 2018 |
WTA Elite Trophy Camellia Group
|
Championship | Anastasija Sevastova |
6-0
7-6 |
| 2017 |
Mutua Madrid Open
|
1/32 | Anastasija Sevastova |
2-6
4-6 |
| 2012 |
Estoril Open, Qualification
|
1/16 | Zhang Shuai |
6-4
7-5 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Volvo Car Open
|
1/32 | Leylah Fernandez |
3-6
1-6 |
| 2021 |
Miami Open
|
1/64 | Andrea Petkovic |
7-5
6-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Volvo Car Open
|
1/16 | Catherine McNally |
7-6
2-6 6-4 |
| 2021 |
Volvo Car Open
|
1/32 | Anastasija Sevastova |
6-3
6-3 |
| 2021 |
Miami Open
|
Quarter Finals | Elina Svitolina |
3-6
2-6 |
| 2021 |
Miami Open
|
1/8 | Anastasija Sevastova |
6-1
7-5 |
| 2021 |
Miami Open
|
1/16 | Anastasija Sevastova | |
| 2021 |
Miami Open
|
1/32 | Anastasija Sevastova |
1-6
6-2 6-3 |
| 2021 |
Dubai Duty Free Tennis Championships
|
1/16 | Karolina Pliskova |
3-6
7-6 2-6 |
| 2021 |
Dubai Duty Free Tennis Championships
|
1/32 | Anastasija Sevastova |
6-0
6-3 |
