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 |
Jumpei Yamasaki form / año 2021
Jumpei Yamasaki / año 2021
| 06.10.21 | 1er ronda | Sebastian Fanselow | Jumpei Yamasaki | 4-6, 6-4, 6-4 |  | match details |  M25 Setubal | Difícil |
| 29.09.21 | 1er ronda | Aldin Setkic | Jumpei Yamasaki | 7-5, 6-4 | | match details |  M25 Skopje | Arcilla |
| 26.08.21 | 2da ronda | Kyle Seelig | Jumpei Yamasaki | 6-0, 7-5 | | match details |  M15 Monastir | Difícil |
| 25.08.21 | 1er ronda | Jumpei Yamasaki | Keisuke Saitoh | 6-1, 6-1 |  | match details | ||
| 18.08.21 | 1er ronda | Mateo Nicolas Martinez | Jumpei Yamasaki | 5-7, 6-1, 7-5 | | match details | M15 Monastir | Difícil |
| 11.08.21 | 1er ronda | Sho Shimabukuro | Jumpei Yamasaki | 6-3, 6-2 | | match details | M15 Monastir | Difícil |
| 05.08.21 | 2da ronda | Yunseong Chung | Jumpei Yamasaki | 6-2, 6-2 | | match details |  M25 Decatur | Difícil |
| 04.08.21 | 1er ronda | Jumpei Yamasaki | Aleksandar Kovacevic | 6-4, 3-6, 6-3 | | match details | ||
| 03.08.21 | c 1 | Jumpei Yamasaki | Carson Haskins | 6-1, 6-2 | | match details | ||
| 03.08.21 | calif. | Jumpei Yamasaki | Stefan Dostanic | 6-4, 6-4 | | match details | ||
| 29.07.21 | 2da ronda | Gijs Brouwer | Jumpei Yamasaki | 6-3, 6-0 | | match details | M25 Champaign | Difícil |
| 28.07.21 | 1er ronda | Jumpei Yamasaki | Martin Damm | 7-68, 7-66 | | match details | ||
| 03.05.21 | c 2 | Flemming Peters | Jumpei Yamasaki | Jumpei Yamasaki - walk over | | match details |  M15 Antalya | Arcilla |
| 02.05.21 | c 1 | Jumpei Yamasaki | Federico Bertuccioli | 6-2, 4-6, 10-6 | | match details | ||
| 27.04.21 | 1er ronda | Mick Veldheer | Jumpei Yamasaki | 4-6, 6-1, 6-0 | | match details | M15 Antalya | Arcilla |
| 20.04.21 | 1er ronda | Bogdan Bobrov | Jumpei Yamasaki | 6-3, 7-5 | | match details | M15 Antalya | Arcilla |
| 13.04.21 | 1er ronda | Karl Friberg | Jumpei Yamasaki | 6-1, 6-2 | | match details | M15 Antalya | Arcilla |
| 03.03.21 | 1er ronda | Martins Podzus | Jumpei Yamasaki | 7-5, 6-3 | | match details |  M15 Sharm | Difícil |
| 24.02.21 | 1er ronda | Shintaro Imai | Jumpei Yamasaki | 7-65, 7-61 | | match details | M15 Sharm | Difícil |
| 17.02.21 | 1er ronda | Lucas Catarina | Jumpei Yamasaki | 6-2, 6-4 | | match details | M15 Sharm | Difícil |
| 08.02.21 | c 1 | Jumpei Yamasaki | Rishi Reddy | 6-4, 6-4 | | match details | M15 Sharm | Difícil |
| 08.02.21 | c 2 | Chien-Hsun Lo | Jumpei Yamasaki | 6-3, 6-4 | | match details | ||
| 01.02.21 | c 1 | Jumpei Yamasaki | Federico Bertuccioli | 6-3, 6-2 | | match details | M15 Sharm | Difícil |
| 01.02.21 | c 2 | Daisuke Sumizawa | Jumpei Yamasaki | 4-6, 6-1, 10-8 | | match details | ||
| 28.01.21 | 2da ronda | Rimpei Kawakami | Jumpei Yamasaki | 4-6, 7-65, 7-5 | | match details | M15 Cairo | Arcilla |
| 27.01.21 | 1er ronda | Jumpei Yamasaki | Sherif Makhlouf | 6-1, 6-2 | | match details | ||
| 20.01.21 | 1er ronda | Yurii Dzhavakian | Jumpei Yamasaki | 6-4, 6-1 | | match details | M15 Cairo | Arcilla |