General Statistics - Niki, Takuto
866
Rank
30 - 32
Wins-Losses
322 (2014)
Highest ranking
General Statistics - Sekiguchi, Shuichi
550
Rank
56 - 28
Wins-Losses
262 (2019)
Highest ranking
Ranking - Niki, Takuto
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2022 | 866 | 15/16 | 3/3 | 12/13 | - | - | - |
| 2021 | 765 | 7/19 | - | 7/19 | - | - | - |
| 2020 | 594 | 1/2 | - | 1/1 | 0/1 | - | - |
| 2019 | 570 | 30/21 | - | 30/20 | 0/1 | - | - |
| 2018 | 509 | 36/23 | 6/4 | 28/16 | 2/3 | - | - |
| 2017 | 472 | 42/29 | 2/1 | 37/25 | 3/3 | - | - |
| 2016 | 377 | 34/25 | 0/1 | 33/21 | 1/3 | - | - |
| 2015 | 353 | 32/23 | 1/1 | 30/21 | 1/1 | - | - |
| 2014 | 322 | 50/22 | 5/1 | 43/18 | 2/3 | - | - |
| 2013 | 631 | 9/9 | 3/1 | 6/6 | 0/2 | - | - |
| 2012 | 623 | 7/8 | 0/1 | 5/5 | 1/2 | 1/0 | - |
| 2011 | 549 | 2/3 | - | 2/2 | 0/1 | - | - |
| 2010 | 750 | 0/1 | - | - | 0/1 | - | - |
| Summary | 265/201 | 20/13 | 234/167 | 10/21 | 1/0 | 0/0 |
Ranking - Sekiguchi, Shuichi
| Year | Ranking | Summary | Clay | Hardcourt | Indoor | Grass | Other |
|---|---|---|---|---|---|---|---|
| 2023 | - | 23/13 | - | 22/13 | 1/0 | - | - |
| 2022 | 550 | 28/14 | - | 28/14 | - | - | - |
| 2021 | 440 | 1/9 | - | 1/6 | 0/3 | - | - |
| 2020 | 288 | 8/7 | 1/1 | 7/5 | 0/1 | - | - |
| 2019 | 262 | 52/21 | - | 45/17 | 1/2 | 6/2 | - |
| 2018 | 661 | 17/19 | 3/7 | 11/9 | 3/3 | - | - |
| 2017 | 368 | 33/26 | 1/1 | 30/21 | 2/4 | - | - |
| 2016 | 339 | 53/29 | 3/1 | 44/24 | 6/4 | - | - |
| 2015 | 396 | 29/19 | - | 28/16 | 1/3 | - | - |
| 2014 | 444 | 20/22 | - | 18/18 | 2/4 | - | - |
| 2013 | 291 | 21/18 | 7/0 | 14/15 | 0/3 | - | - |
| 2012 | 476 | 10/8 | - | 9/8 | - | 1/0 | - |
| 2011 | 773 | 0/2 | 0/1 | - | 0/1 | - | - |
| Summary | 295/207 | 15/11 | 257/166 | 16/28 | 7/2 | 0/0 |