General Statistics - Altuna, Tuna
-
Rank
-
Wins-Losses
664 (2013)
Highest ranking
General Statistics - Ehara, Hiroyasu
-
Rank
20 - 12
Wins-Losses
376 (2015)
Highest ranking
Ranking - Altuna, Tuna
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2020 | - | 2/2 | - | - | - | - | 2/2 |
| 2015 | 1694 | 2/9 | 0/3 | 2/6 | - | - | - |
| 2014 | 1248 | 7/23 | 2/6 | 5/16 | 0/1 | - | - |
| 2013 | 664 | 8/9 | 0/1 | 7/7 | 1/1 | - | - |
| 2012 | 889 | 7/9 | - | 7/9 | - | - | - |
| 2011 | 1018 | 5/5 | - | 5/5 | - | - | - |
| 2010 | 1175 | 0/2 | - | 0/2 | - | - | - |
| 2008 | - | 0/2 | - | 0/2 | - | - | - |
| Summary | 31/61 | 2/10 | 26/47 | 1/2 | 0/0 | 2/2 |
Ranking - Ehara, Hiroyasu
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2025 | - | 3/2 | - | 3/2 | - | - | - |
| 2023 | - | 10/6 | 5/3 | 5/3 | - | - | - |
| 2022 | 1386 | 3/4 | - | 3/4 | - | - | - |
| 2020 | 813 | 0/2 | - | 0/2 | - | - | - |
| 2019 | 766 | 18/15 | 1/1 | 17/14 | - | - | - |
| 2018 | 490 | 35/25 | - | 32/22 | 3/3 | - | - |
| 2017 | 378 | 56/22 | 12/2 | 36/17 | 8/3 | - | - |
| 2016 | 831 | 19/21 | - | 18/19 | 1/2 | - | - |
| 2015 | 376 | 35/20 | 1/1 | 33/17 | 1/2 | - | - |
| 2014 | 522 | 38/27 | 1/3 | 34/18 | 2/5 | 1/1 | - |
| 2013 | 797 | 4/9 | 1/0 | 3/8 | 0/1 | - | - |
| 2012 | 591 | 11/8 | 2/1 | 7/5 | 0/1 | 2/1 | - |
| 2011 | 587 | 0/1 | - | - | 0/1 | - | - |
| 2010 | 692 | 1/1 | - | - | 1/1 | - | - |
| Summary | 233/163 | 23/11 | 191/131 | 16/19 | 3/2 | 0/0 |