Nombre: Jumpei Yamasaki
País: Japan
Fecha de nacimiento: 02.07.97, 28 años
ATP ranking: 894
TOP posición de la clasificación: 446 (30.09.19, 71 puntos)
Puntos: 25
Dinero del premio: 79365 $
Partidos totales: 496
ganar: 283
%: 57.06 %
País: Japan
Fecha de nacimiento: 02.07.97, 28 años
ATP ranking: 894
TOP posición de la clasificación: 446 (30.09.19, 71 puntos)
Puntos: 25
Dinero del premio: 79365 $
Partidos totales: 496
ganar: 283
%: 57.06 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2026 | 13/9 | 12/7 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2025 | 29/17 | 18/12 | 2/1 | 9/4 | 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 | 283/213 | 226/164 | 33/29 | 18/13 | 6/5 | 0/2 | 0/0 |
| porc. % | 57.06 % | 57.95 % | 53.23 % | 58.06 % | 54.55 % | 0 % | 0 % |
Jumpei Yamasaki / programado / pasado
| 10.06.26 | 1er ronda | Colin Sinclair | Jumpei Yamasaki | match details |  M15 Tokyo | Difícil | |
| 08.06.26 05:35 | calif. | Jumpei Yamasaki  | Asahi Harazaki | 6-4, 6-2 | match details |
Jumpei Yamasaki form / año 2023
Jumpei Yamasaki / año 2023
| 30.12.23 | 1/2 | Duckhee Lee | Jumpei Yamasaki | 6-1, 3-6, 6-1 |  | match details | M15 Yanagawa | Difícil |
| 29.12.23 | 1/4 | Jumpei Yamasaki | Takuya Kumasaka | 6-1, 6-4 |  | match details | ||
| 28.12.23 | 2da ronda | Jumpei Yamasaki | Yamato Sueoka | 7-5, 6-1 | | match details | ||
| 26.12.23 | 1er ronda | Jumpei Yamasaki | Kazuki Nishiwaki | 6-3, 6-3 | | match details | ||
| 22.12.23 | 2da ronda | Jumpei Yamasaki | Koki Matsuda | 6-1, 1-6, 6-3 | | match details | M15 Yanagawa | Difícil |
| 22.12.23 | 1/4 | Hikaru Shiraishi | Jumpei Yamasaki | 6-3, 6-4 | | match details | ||
| 21.12.23 | 1er ronda | Jumpei Yamasaki | Shu Muto | 6-0, 6-2 | | match details | ||
| 30.11.23 | 2da ronda | Kody Pearson | Jumpei Yamasaki | 7-65, 7-64 | | match details |  M25 Gold | Difícil |
| 29.11.23 | 1er ronda | Jumpei Yamasaki | Nam Hoang Ly | 2-6, 6-4, 6-3 | | match details | ||
| 22.11.23 | 1er ronda | Makoto Ochi | Jumpei Yamasaki | 7-62, 6-3 | | match details | M25 Brisbane | Difícil |
| 16.11.23 | 1er ronda | Jumpei Yamasaki | Thijmen Loof | 7-64, 7-65 | | match details |  M15 Kuching | Difícil |
| 16.11.23 | 2da ronda | Hikaru Shiraishi | Jumpei Yamasaki | 7-5, 6-1 | | match details | ||
| 20.09.23 | 1er ronda | Sora Fukuda | Jumpei Yamasaki | 6-1, 2-6, 6-4 | | match details | M25 Takasaki | Difícil |
| 15.09.23 | 2da ronda | Shuichi Sekiguchi | Jumpei Yamasaki | 6-3, 7-5 | | match details | M25 Sapporo | Difícil |
| 13.09.23 | 1er ronda | Jumpei Yamasaki | Toa Maeda | 6-0, 6-3 | | match details | ||
| 08.09.23 | 1/4 | Shuichi Sekiguchi | Jumpei Yamasaki | 6-4, 6-3 | | match details | M25 Sapporo | Difícil |
| 07.09.23 | 2da ronda | Jumpei Yamasaki | Takuya Kumasaka | 1-6, 4-5, Takuya Kumasaka - retirado | | match details | ||
| 05.09.23 | 1er ronda | Jumpei Yamasaki | Kosuke Ogura | 6-4, 6-4 | | match details | ||
| 15.08.23 | 1er ronda | Sora Fukuda | Jumpei Yamasaki | 7-5, 6-4 | | match details |  M25 Jakarta | Difícil |
| 08.08.23 | 1er ronda | Jea Moon Lee | Jumpei Yamasaki | 6-0, 7-5 | | match details | M25 Jakarta | Difícil |
| 13.06.23 | 1er ronda | Duckhee Lee | Jumpei Yamasaki | 6-0, 1-0, Jumpei Yamasaki - retirado | | match details |  M25 Changwon | Difícil |
| 09.06.23 | 1/4 | Dominik Palan | Jumpei Yamasaki | 6-4, 6-2 | | match details | M25 Daegu | Difícil |
| 09.06.23 | 2da ronda | Jumpei Yamasaki | Minjong Park | 6-3, 2-6, 1-0, Minjong Park - retirado | | match details | ||
| 06.06.23 | 1er ronda | Jumpei Yamasaki | Duckhee Lee | 6-1, 4-6, 6-4 | | match details | ||
| 03.06.23 | 1/4 | Sanhui Shin | Jumpei Yamasaki | 6-3, 7-64 | | match details | M15 Karuizawa | Arcilla |
| 01.06.23 | 2da ronda | Jumpei Yamasaki | Takuya Kumasaka | 6-3, 6-2 | | match details | ||
| 31.05.23 | 1er ronda | Jumpei Yamasaki | Seita Watanabe | 6-4, 6-4 | | match details | ||
| 30.05.23 | calif. | Jumpei Yamasaki | Daiki Yoshimura | 6-2, 6-2 | | match details | ||
| 28.05.23 | c 1 | Jumpei Yamasaki | Koya Hashimoto | 6-1, 6-1 | | match details |