Name: Jumpei Yamasaki
Country: Japan
Birthdate: 02.07.97, 27 years
ATP ranking: 896
TOP ranking's position: 446 (30.09.19, 71 points)
Points: 20
Prize money: 71661 $
Matches total: 451
Win: 257
%: 56.98 %
Country: Japan
Birthdate: 02.07.97, 27 years
ATP ranking: 896
TOP ranking's position: 446 (30.09.19, 71 points)
Points: 20
Prize money: 71661 $
Matches total: 451
Win: 257
%: 56.98 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 16/7 | 9/5 | 0/0 | 7/2 | 0/0 | 0/0 | 0/0 |
| 2024 | 14/11 | 14/11 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 16/13 | 12/12 | 4/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2022 | 25/13 | 25/13 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2021 | 9/18 | 7/11 | 2/7 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 1/4 | 1/3 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2019 | 38/21 | 33/15 | 0/3 | 4/2 | 1/1 | 0/0 | 0/0 |
| 2018 | 42/33 | 37/29 | 2/1 | 3/3 | 0/0 | 0/0 | 0/0 |
| 2017 | 19/26 | 17/20 | 0/2 | 2/2 | 0/2 | 0/0 | 0/0 |
| 2016 | 44/24 | 38/21 | 6/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 19/13 | 7/5 | 7/6 | 0/0 | 5/1 | 0/1 | 0/0 |
| 2014 | 9/8 | 4/4 | 5/3 | 0/0 | 0/0 | 0/1 | 0/0 |
| 2013 | 5/3 | 1/1 | 4/1 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 257/194 | 205/150 | 30/27 | 16/10 | 6/5 | 0/2 | 0/0 |
| perc. % | 56.98 % | 57.75 % | 52.63 % | 61.54 % | 54.55 % | 0 % | 0 % |
Jumpei Yamasaki / scheduled / last
| no matches found |
Jumpei Yamasaki form / year 2015 / surface: Carpet
Jumpei Yamasaki / year 2015 / surface: Carpet
| 15.06.15 | 1/4 | Jumpei Yamasaki | Arata Onozawa | 2-6, 6-4, 6-0 |  | match details |  Japan F7 | Carpet |
| 15.06.15 | q 2 | Jumpei Yamasaki | Yosuke Watanuki | 7-5, 6-3 | | match details | ||
| 15.06.15 | 1/2 | Hiroyasu Ehara | Jumpei Yamasaki | 6-2, 6-2 |  | match details | ||
| 15.06.15 | qual. | Jumpei Yamasaki | Masakatsu Noguchi | 7-5, 6-4 | | match details | ||
| 15.06.15 | 2nd round | Jumpei Yamasaki | Ben Mclachlan | 6-4, 6-4 | | match details | ||
| 15.06.15 | 1st round | Jumpei Yamasaki | Keita Koyama | 4-6, 6-4, 5-1, Keita Koyama - retired | | match details |
