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 2026
Jumpei Yamasaki / año 2026
| 08.06.26 | calif. | Jumpei Yamasaki | Asahi Harazaki | 6-4, 6-2 |  | match details | M15 Tokyo | Difícil |
| 07.06.26 | c 1 | Jumpei Yamasaki | Natsuki Yamamoto | 6-4, 6-72, 10-8 | | match details | ||
| 28.05.26 | 2da ronda | Leo Vithoontien | Jumpei Yamasaki | 6-4, 6-4 |  | match details | M15 Karuizawa | Arcilla |
| 26.05.26 | 1er ronda | Jumpei Yamasaki | Ryo Minakata | 6-1, 6-3 | | match details | ||
| 06.05.26 | 1er ronda | Takuya Kumasaka | Jumpei Yamasaki | 6-2, 6-2 | | match details |  M25 Nakhon | Difícil |
| 04.05.26 | calif. | Jumpei Yamasaki | Abhinav Sanjeev Shanmugam | 6-4, 6-4 | | match details | ||
| 03.05.26 | c 1 | Jumpei Yamasaki | Krittin Koaykul | 6-0, 6-1 | | match details | ||
| 30.04.26 | 2da ronda | Masamichi Imamura | Jumpei Yamasaki | 6-0, 6-4 | | match details | M25 Nakhon | Difícil |
| 28.04.26 | 1er ronda | Jumpei Yamasaki | Manish Sureshkumar | 6-4, 3-6, 7-63 | | match details | ||
| 27.04.26 | calif. | Jumpei Yamasaki | Chan-Yeong Oh | 4-6, 6-3, 10-2 | | match details | ||
| 26.04.26 | c 1 | Jumpei Yamasaki | Veerawit Kamput | 6-0, 6-0 | | match details | ||
| 22.04.26 | 1er ronda | Anton Shepp | Jumpei Yamasaki | 6-4, 6-4 | | match details |  M15 Singapore | I. difícil |
| 02.04.26 | 2da ronda | Hikaru Shiraishi | Jumpei Yamasaki | 6-3, 6-72, 7-5 | | match details | M15 Kashiwa | Difícil |
| 01.04.26 | 1er ronda | Jumpei Yamasaki | Kosuke Shibano | 3-6, 6-1, 6-1 | | match details | ||
| 27.03.26 | 2da ronda | Yuta Tomida | Jumpei Yamasaki | 6-3, 6-2 | | match details | M15 Tsukuba | Difícil |
| 24.03.26 | 1er ronda | Jumpei Yamasaki | Yuto Oki | 6-1, 6-1 | | match details | ||
| 18.03.26 | 1er ronda | Leo Vithoontien | Jumpei Yamasaki | 2-6, 7-67, 6-4 | | match details | M15 Nishi | Difícil |
| 17.03.26 | calif. | Jumpei Yamasaki | Liam Krall | 6-4, 6-2 | | match details | ||
| 16.03.26 | c 1 | Jumpei Yamasaki | Naoki Tajima | 6-2, 6-1 | | match details | ||
| 11.03.26 | 1er ronda | Koki Matsuda | Jumpei Yamasaki | 6-2, 7-65 | | match details | M15 Hinode | Difícil |
| 05.01.26 | calif. | Felix Balshaw | Jumpei Yamasaki | 6-2, 3-6, 6-2 | | match details |  Bengaluru Challenger | Difícil |
| 04.01.26 | c 1 | Jumpei Yamasaki | Masamichi Imamura | 6-76, 6-4, 6-2 | | match details |