General Statistics - Chang, Hanna
251
Rank
60 - 50
Wins-Losses
198 (2024)
Highest ranking
General Statistics - Kuwata, Hiroko
544
Rank
38 - 52
Wins-Losses
183 (2015)
Highest ranking
Ranking - Chang, Hanna
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2026 | - | 6/0 | - | 6/0 | - | - | - |
| 2025 | 318 | 9/15 | 5/6 | 4/7 | - | 0/2 | - |
| 2024 | 198 | 42/31 | 10/6 | 31/23 | 1/1 | 0/1 | - |
| 2023 | 257 | 47/26 | 9/5 | 37/19 | 1/2 | - | - |
| 2022 | 312 | 32/29 | 4/8 | 27/19 | 0/1 | 1/1 | - |
| 2021 | 251 | 30/25 | 18/10 | 12/14 | 0/1 | - | - |
| 2020 | 298 | 27/10 | - | 10/6 | 3/1 | - | 14/3 |
| 2019 | 323 | 38/27 | 4/4 | 34/23 | - | - | - |
| 2018 | 453 | 37/24 | 3/2 | 34/22 | - | - | - |
| 2017 | 476 | 30/22 | 0/2 | 29/19 | 1/1 | - | - |
| 2016 | 510 | 25/11 | - | 24/10 | 1/1 | - | - |
| 2015 | - | 9/7 | 1/1 | 8/6 | - | - | - |
| 2014 | - | 6/5 | - | 6/5 | - | - | - |
| Summary | 338/232 | 54/44 | 262/173 | 7/8 | 1/4 | 14/3 |
Ranking - Kuwata, Hiroko
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2026 | - | 0/2 | - | 0/2 | - | - | - |
| 2025 | 642 | 0/2 | - | 0/2 | - | - | - |
| 2024 | 501 | 42/33 | 8/5 | 32/27 | 2/1 | - | - |
| 2023 | 544 | 33/29 | 5/6 | 20/20 | 8/3 | - | - |
| 2022 | 448 | 30/30 | 5/2 | 25/26 | 0/2 | - | - |
| 2021 | 544 | 19/26 | 8/12 | 11/14 | - | - | - |
| 2020 | 352 | 0/5 | - | 0/4 | 0/1 | - | - |
| 2019 | 337 | 24/34 | 1/4 | 23/28 | 0/1 | 0/1 | - |
| 2018 | 272 | 36/32 | 0/1 | 32/28 | 1/1 | 3/2 | - |
| 2017 | 281 | 30/37 | 1/4 | 29/32 | 0/1 | - | - |
| 2016 | 202 | 20/35 | 0/1 | 20/30 | - | 0/4 | - |
| 2015 | 183 | 42/34 | 1/4 | 39/24 | 2/4 | 0/2 | - |
| 2014 | - | 44/26 | - | 40/21 | 3/3 | 1/2 | - |
| 2013 | 190 | 18/10 | 1/1 | 10/7 | 5/1 | 2/1 | - |
| 2012 | 287 | 5/6 | - | 3/4 | - | 2/2 | - |
| Summary | 343/341 | 30/40 | 284/269 | 21/18 | 8/14 | 0/0 |
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