General Statistics - Corwin, Felix
665
Rank
56 - 26
Wins-Losses
516 (2020)
Highest ranking
General Statistics - Sakamoto, Rei
184
Rank
14 - 22
Wins-Losses
185 (2025)
Highest ranking
Ranking - Corwin, Felix
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2026 | - | 11/4 | - | 2/1 | 9/3 | - | - |
| 2025 | 681 | 4/12 | 3/6 | 1/3 | 0/3 | - | - |
| 2024 | 559 | 32/23 | 17/11 | 10/7 | 5/5 | - | - |
| 2023 | - | 28/13 | 15/7 | 8/3 | 5/3 | - | - |
| 2022 | 639 | 21/14 | 12/9 | 9/5 | - | - | - |
| 2021 | 595 | 31/30 | 2/3 | 24/20 | 5/7 | - | - |
| 2020 | 516 | 87/48 | - | 19/13 | 2/2 | - | 66/33 |
| 2019 | 598 | 33/28 | 4/5 | 20/17 | 9/6 | - | - |
| 2018 | 735 | 36/16 | - | 27/14 | 9/2 | - | - |
| 2017 | 1367 | 21/8 | 6/2 | 13/5 | 2/1 | - | - |
| 2016 | 1928 | 6/9 | - | 6/9 | - | - | - |
| 2015 | 1436 | 9/4 | - | 9/4 | - | - | - |
| 2014 | - | 1/2 | - | 1/2 | - | - | - |
| Summary | 320/211 | 59/43 | 149/103 | 46/32 | 0/0 | 66/33 |
Ranking - Sakamoto, Rei
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2026 | - | 5/2 | - | 5/2 | - | - | - |
| 2025 | 185 | 31/26 | 3/3 | 23/15 | 5/7 | - | 0/1 |
| 2024 | 413 | 23/16 | 6/3 | 15/11 | 2/2 | - | - |
| 2023 | - | 7/11 | 5/5 | 1/4 | 1/2 | - | - |
| 2022 | 1174 | 5/6 | 0/3 | 5/3 | - | - | - |
| Summary | 71/61 | 14/14 | 49/35 | 8/11 | 0/0 | 0/1 |