Name: Jumpei Yamasaki
Country: Japan
Birthdate: 02.07.97, 26 years
ATP ranking: 895
TOP ranking's position: 446 (30.09.19, 71 points)
Points: 15
Prize money: 69258 $
Matches total: 417
Win: 235
%: 56.35 %
Country: Japan
Birthdate: 02.07.97, 26 years
ATP ranking: 895
TOP ranking's position: 446 (30.09.19, 71 points)
Points: 15
Prize money: 69258 $
Matches total: 417
Win: 235
%: 56.35 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 8/6 | 8/6 | 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 | 235/182 | 190/140 | 30/27 | 9/8 | 6/5 | 0/2 | 0/0 |
| perc. % | 56.35 % | 57.58 % | 52.63 % | 52.94 % | 54.55 % | 0 % | 0 % |
Jumpei Yamasaki / scheduled / last
| no matches found |
Jumpei Yamasaki form / year 2019
Jumpei Yamasaki / year 2019
| 04.12.19 | 1st round | Tatsuma Ito | Jumpei Yamasaki | 6-2, 6-2 |  | match details |  Australian Open | Hard |
| 27.11.19 | 1st round | Benjamin Pietri | Jumpei Yamasaki | 6-4, 3-6, 6-2 | | match details |  M15 Nonthaburi | Hard |
| 05.11.19 | 2nd round | Ramkumar Ramanathan | Jumpei Yamasaki | 6-4, 6-1 | | match details |  Kobe Challenger | I. hard |
| 04.11.19 | 1st round | Jumpei Yamasaki | Bradley Mousley | 6-2, 4-3, Bradley Mousley - retired |  | match details | ||
| 10.10.19 | 2nd round | Daisuke Sumizawa | Jumpei Yamasaki | 6-2, 1-0, Jumpei Yamasaki - retired | | match details |  M25 Tay | Hard |
| 09.10.19 | 1st round | Jumpei Yamasaki | Christian Didier Chin | 6-2, 6-0 | | match details | ||
| 02.10.19 | 1st round | Rimpei Kawakami | Jumpei Yamasaki | 6-1, 6-3 | | match details | M25 Tay | Hard |
| 17.09.19 | 1st round | Luke Saville | Jumpei Yamasaki | 7-67, 6-4 | | match details | .png){kind=small} Kaohsiung Challenger | Carpet |
| 16.09.19 | qual. | Jumpei Yamasaki | Chang-Lin Tsai | 6-3, 6-1 | | match details | ||
| 11.09.19 | 2nd round | Enrique Lopez-Perez | Jumpei Yamasaki | 6-4, 3-6, 6-2 | | match details | Shanghai Challenger | Hard |
| 10.09.19 | 1st round | Jumpei Yamasaki | Kazuki Nishiwaki | 6-3, 6-2 | | match details | ||
| 28.08.19 | 2nd round | Mukund Sasikumar | Jumpei Yamasaki | 6-0, 6-2 | | match details | Baotou Challenger | Clay |
| 24.08.19 | 1/2 | Jumpei Yamasaki | Rhett Purcell | 6-3, 7-63 | | match details |  M15 Jakarta | Hard |
| 24.08.19 | fin | Jumpei Yamasaki | Dusty H. Boyer | 6-3, 6-1 | | match details | ||
| 23.08.19 | 1/4 | Jumpei Yamasaki | Aaron Schmid | 7-63, 7-5 | | match details | ||
| 22.08.19 | 2nd round | Jumpei Yamasaki | Pak Long Yeung | 6-3, 6-3 | | match details | ||
| 20.08.19 | 1st round | Jumpei Yamasaki | Kunal Anand | 6-3, 6-2 | | match details | ||
| 15.08.19 | 2nd round | Niki Kaliyanda Poonacha | Jumpei Yamasaki | 6-4, 6-71, 7-5 | | match details | M15 Jakarta | Hard |
| 13.08.19 | 1st round | Jumpei Yamasaki | Phuong Van Nguyen | 6-2, 6-4 | | match details | ||
| 06.08.19 | 2nd round | Ji Sung Nam | Jumpei Yamasaki | 6-3, 6-2 | | match details | Yokkaichi Challenger | Hard |
| 05.08.19 | 1st round | Jumpei Yamasaki | Blake Ellis | 6-4, 6-4 | | match details | ||
| 25.07.19 | 2nd round | Yusuke Takahashi | Jumpei Yamasaki | 6-2, 6-2 | | match details | M25 Taipei | Hard |
| 23.07.19 | 1st round | Jumpei Yamasaki | Rhett Purcell | 3-6, 6-1, 6-2 | | match details | ||
| 17.07.19 | 1st round | Kousuke Ogura | Jumpei Yamasaki | 2-6, 6-3, 6-4 | | match details | M25 Taipei | Hard |
| 13.07.19 | 1/2 | Yan Bai | Jumpei Yamasaki | 6-0, 7-5 | | match details | M25 Qujing | I. hard |
| 12.07.19 | 1/4 | Jumpei Yamasaki | Rio Noguchi | 6-3, 6-2 | | match details | ||
| 11.07.19 | 2nd round | Jumpei Yamasaki | Makoto Ochi | 2-6, 6-3, 7-63 | | match details | ||
| 10.07.19 | 1st round | Jumpei Yamasaki | Rui-Xuan Wang | 6-4, 6-2 | | match details | ||
| 11.04.19 | 1st round | Issei Okamura | Jumpei Yamasaki | 4-6, 7-5, 6-1 | | match details | M25 Matsuyama | Hard |
| 07.04.19 | fin | Jumpei Yamasaki | Yuki Mochizuki | 6-2, 2-6, 6-2 | | match details | M15 Kashiwa | Hard |
| 06.04.19 | 1/2 | Jumpei Yamasaki | Makoto Ochi | 5-7, 7-65, 3-0, Makoto Ochi - retired | | match details | ||
| 05.04.19 | 1/4 | Jumpei Yamasaki | Cheong-Eui Kim | 6-4, 3-6, 6-4 | | match details | ||
| 04.04.19 | 2nd round | Jumpei Yamasaki | Issei Okamura | 6-3, 6-2 | | match details | ||
| 03.04.19 | 1st round | Jumpei Yamasaki | Ji Sung Nam | 6-3, 2-6, 7-63 | | match details | ||
| 31.03.19 | fin | Shintaro Imai | Jumpei Yamasaki | 6-4, 6-4 | | match details | M15 Tsukuba | Hard |
| 30.03.19 | 1/2 | Jumpei Yamasaki | Mick Veldheer | 6-2, 6-2 | | match details | ||
| 29.03.19 | 1/4 | Jumpei Yamasaki | Gage Brymer | 6-3, 6-74, 7-5 | | match details | ||
| 28.03.19 | 2nd round | Jumpei Yamasaki | Yunosuke Tanaka | 6-2, 1-6, 6-3 | | match details | ||
| 27.03.19 | 1st round | Jumpei Yamasaki | Masamichi Imamura | 6-1, 4-6, 6-4 | | match details | ||
| 24.03.19 | fin | Jumpei Yamasaki | Sho Shimabukuro | 7-65, 6-3 | | match details | M15 Kofu | Hard |
| 23.03.19 | 1/2 | Jumpei Yamasaki | Ryota Tanuma | 6-2, 6-4 | | match details | ||
| 22.03.19 | 1/4 | Jumpei Yamasaki | Yusuke Takahashi | 6-3, 6-1 | | match details | ||
| 21.03.19 | 2nd round | Jumpei Yamasaki | Min-Kyu Song | 7-5, 6-1 | | match details | ||
| 19.03.19 | 1st round | Jumpei Yamasaki | Keisuke Saitoh | 6-2, 6-3 | | match details | ||
| 14.03.19 | 2nd round | Shintaro Imai | Jumpei Yamasaki | 3-6, 6-3, 6-3 | | match details | M15 Nishi | Hard |
| 13.03.19 | 1st round | Jumpei Yamasaki | Michael Look | 6-4, 2-6, 6-2 | | match details | ||
| 09.03.19 | 1/2 | Ji Sung Nam | Jumpei Yamasaki | 6-2, 6-1 | | match details | M15 Nishi | Hard |
| 08.03.19 | 2nd round | Jumpei Yamasaki | Gengo Kikuchi | 7-65, 4-6, 6-3 | | match details | ||
| 08.03.19 | 1/4 | Jumpei Yamasaki | Seong Chan Hong | 3-6, 7-66, 6-2 | | match details | ||
| 06.03.19 | 1st round | Jumpei Yamasaki | Blake Ellis | 7-5, 6-4 | | match details | ||
| 07.02.19 | 2nd round | Jenson Brooksby | Jumpei Yamasaki | 6-2, 6-1 | | match details |  M15 Claremont | Hard |
| 06.02.19 | 1st round | Jumpei Yamasaki | Dusty H. Boyer | 4-6, 6-3, 7-65 | | match details | ||
| 29.01.19 | 1st round | Patrick Kypson | Jumpei Yamasaki | 6-2, 6-3 | | match details | M25 Weston | Clay |
| 23.01.19 | 1st round | Matic Spec | Jumpei Yamasaki | 6-3, 7-62 | | match details | M25 Palm | Clay |
| 04.01.19 | 1/4 | Evan Furness | Jumpei Yamasaki | 6-0, 6-4 | | match details |  M25 Hong | Hard |
| 03.01.19 | 2nd round | Jumpei Yamasaki | Alen Avidzba | 7-5, 7-63 | | match details | ||
| 02.01.19 | 1st round | Jumpei Yamasaki | Zsombor Piros | 7-64, 7-5 | | match details | ||
| 01.01.19 | qual. | Jumpei Yamasaki | Runhao Hua | 6-2, 6-0 | | match details | ||
| 31.12.18 | q 1 | Jumpei Yamasaki | Peter Alester Magalit | 6-2, 6-1 | | match details |
