General Statistics - Sach, Tai Leonard
589
Rank
48 - 34
Wins-Losses
621 (2025)
Highest ranking
General Statistics - Yamanaka, Taiyo
820
Rank
46 - 44
Wins-Losses
824 (2025)
Highest ranking
Ranking - Sach, Tai Leonard
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2026 | - | 2/1 | - | 2/1 | - | - | - |
| 2025 | 621 | 5/6 | - | 5/6 | - | - | - |
| 2024 | 1057 | 44/29 | - | 43/27 | - | 1/2 | - |
| 2023 | - | 24/17 | - | 24/17 | - | - | - |
| 2022 | 1988 | 39/30 | 4/2 | 35/28 | - | - | - |
| 2020 | - | 0/1 | - | - | - | 0/1 | - |
| 2019 | - | 1/1 | - | 1/1 | - | - | - |
| 2018 | - | 0/1 | - | - | - | 0/1 | - |
| Summary | 115/86 | 4/2 | 110/80 | 0/0 | 1/4 | 0/0 |
Ranking - Yamanaka, Taiyo
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2025 | 824 | 4/4 | - | 4/4 | - | - | - |
| 2024 | 889 | 42/30 | 0/1 | 36/26 | 6/3 | - | - |
| 2023 | - | 23/22 | 2/4 | 21/18 | - | - | - |
| 2022 | 883 | 38/22 | 24/9 | 14/13 | - | - | - |
| 2021 | 1325 | 42/29 | 39/26 | 3/3 | - | - | - |
| 2020 | 1237 | 17/17 | 13/13 | 4/4 | - | - | - |
| 2019 | 1667 | 9/6 | - | 9/6 | - | - | - |
| 2018 | - | 3/3 | - | 3/3 | - | - | - |
| Summary | 178/133 | 78/53 | 94/77 | 6/3 | 0/0 | 0/0 |