General Statistics - Jeong, Boyoung
624
Rank
82 - 62
Wins-Losses
546 (2025)
Highest ranking
General Statistics - Koshiishi, Ayumi
472
Rank
90 - 60
Wins-Losses
449 (2025)
Highest ranking
Ranking - Jeong, Boyoung
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2025 | 546 | 0/1 | - | 0/1 | - | - | - |
| 2024 | 624 | 41/31 | 3/4 | 38/27 | - | - | - |
| 2023 | 1002 | 15/22 | 1/4 | 14/16 | - | - | 0/2 |
| 2022 | 694 | 21/15 | - | 21/15 | - | - | - |
| 2021 | 1056 | 1/1 | - | 1/1 | - | - | - |
| 2019 | - | 1/5 | - | 1/5 | - | - | - |
| 2018 | - | 5/6 | - | 5/6 | - | - | - |
| 2017 | - | 0/1 | - | 0/1 | - | - | - |
| Summary | 84/82 | 4/8 | 80/72 | 0/0 | 0/0 | 0/2 |
Ranking - Koshiishi, Ayumi
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2025 | 449 | 0/1 | - | 0/1 | - | - | - |
| 2024 | 472 | 45/30 | 1/1 | 35/24 | 9/5 | - | - |
| 2023 | 562 | 50/20 | - | 50/18 | 0/2 | - | - |
| 2022 | 765 | 19/12 | - | 16/9 | 3/3 | - | - |
| 2021 | 579 | 48/15 | 4/4 | 41/10 | 3/1 | - | - |
| 2020 | 873 | 25/9 | 16/5 | 9/4 | - | - | - |
| 2019 | 856 | 22/23 | 5/5 | 13/15 | 4/3 | - | - |
| 2018 | 616 | 28/21 | - | 28/21 | - | - | - |
| 2017 | 1001 | 15/12 | - | 15/10 | 0/2 | - | - |
| 2016 | 1034 | 10/7 | - | 5/4 | 3/2 | 2/1 | - |
| Summary | 262/150 | 26/15 | 212/116 | 22/18 | 2/1 | 0/0 |
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