Ime: Jumpei Yamasaki
Država: Japan
Datum rođenja: 02.07.97, 26 Godina
ATP ljestvica: 895
TOP pozicija na ljestvici: 446 (30.09.19, 71 bodovi)
Bodovi: 15
Premije: 69258 $
Mečeva ukupno: 417
Pobjede: 235
Uspješnost: 56.35 %
Država: Japan
Datum rođenja: 02.07.97, 26 Godina
ATP ljestvica: 895
TOP pozicija na ljestvici: 446 (30.09.19, 71 bodovi)
Bodovi: 15
Premije: 69258 $
Mečeva ukupno: 417
Pobjede: 235
Uspješnost: 56.35 %
| godina | rezime | tvrda | zemlja | dvorana | tepih | trava | akril |
| 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 |
| UKUPNO | 235/182 | 190/140 | 30/27 | 9/8 | 6/5 | 0/2 | 0/0 |
| uspj. % | 56.35 % | 57.58 % | 52.63 % | 52.94 % | 54.55 % | 0 % | 0 % |
Jumpei Yamasaki / neodigrani / posljednji
| nije pronađen nikakav meč |
Jumpei Yamasaki form / godina 2022
Jumpei Yamasaki / godina 2022
| 29.10.22 | 1. kolo kval. | Keisuke Saitoh | Jumpei Yamasaki | 6-2, 4-2, Jumpei Yamasaki - odustajanje |  | detalj meča |  Yokohama Challenger | tvrda |
| 14.10.22 | Četvrtfinale | Simone Roncalli | Jumpei Yamasaki | 6-4, 6-3 | | detalj meča |  M15 Heraklion | tvrda |
| 13.10.22 | 2. kolo | Jumpei Yamasaki | Thantub Suksumrarn | 7-65, 6-2 |  | detalj meča | ||
| 12.10.22 | 1. kolo | Jumpei Yamasaki | Gianluca Cadenasso | 7-67, 6-3 | | detalj meča | ||
| 12.04.22 | 1. kolo | Cheong-Eui Kim | Jumpei Yamasaki | 2-6, 6-4, 7-65 | | detalj meča |  M15 Chiang | tvrda |
| 06.04.22 | 1. kolo | Tanapatt Nirundorn | Jumpei Yamasaki | 6-74, 6-4, 6-2 | | detalj meča | M15 Chiang | tvrda |
| 03.04.22 | Finale | Oscar Weightman | Jumpei Yamasaki | 6-2, 6-2 | | detalj meča |  M15 Monastir | tvrda |
| 02.04.22 | Polufinale | Jumpei Yamasaki | Khololwam Montsi | 5-7, 7-5, 6-1 | | detalj meča | ||
| 01.04.22 | Četvrtfinale | Jumpei Yamasaki | Filip Peliwo | 6-1, 1-6, 6-1 | | detalj meča | ||
| 31.03.22 | 2. kolo | Jumpei Yamasaki | Mehluli Don Ayanda Sibanda | 6-3, 6-2 | | detalj meča | ||
| 30.03.22 | 1. kolo | Jumpei Yamasaki | Luca Castagnola | 6-2, 6-3 | | detalj meča | ||
| 25.03.22 | 1. kolo | Anton Matusevich | Jumpei Yamasaki | 6-4, 6-2 | | detalj meča |  M25 Quinta | tvrda |
| 18.03.22 | 2. kolo | Lucas Miedler | Jumpei Yamasaki | 6-3, 6-3 | | detalj meča | M25 Loule | tvrda |
| 17.03.22 | 1. kolo | Jumpei Yamasaki | Joshua Paris | 6-3, 6-1 | | detalj meča | ||
| 17.03.22 | kval. | Jumpei Yamasaki | Vojtech Vlkovsky | 6-3, 6-4 | | detalj meča | ||
| 16.03.22 | 2. kolo kval. | Jumpei Yamasaki | Rafael Mazon-Hernandez | 6-0, 6-2 | | detalj meča | ||
| 13.03.22 | 1. kolo kval. | Jumpei Yamasaki | Mario Monclus Martin | 6-2, 6-2 | | detalj meča | ||
| 08.03.22 | kval. | Deney Wassermann | Jumpei Yamasaki | 7-5, 3-6, 10-5 | | detalj meča | M25 Portimao | tvrda |
| 07.03.22 | 2. kolo kval. | Jumpei Yamasaki | Niv Zuckerman | 6-1, 6-1 | | detalj meča | ||
| 06.03.22 | 1. kolo kval. | Jumpei Yamasaki | Pedro De La Riva Bueno | 6-2, 6-1 | | detalj meča | ||
| 04.03.22 | 2. kolo | Jumpei Yamasaki | Sebastian Fanselow | 6-2, 3-6, 6-3 | | detalj meča | M25 Faro | tvrda |
| 04.03.22 | Četvrtfinale | Laurent Lokoli | Jumpei Yamasaki | 6-2, 6-4 | | detalj meča | ||
| 02.03.22 | 1. kolo | Jumpei Yamasaki | Tiago Cacao | 6-3, 6-4 | | detalj meča | ||
| 01.03.22 | kval. | Jumpei Yamasaki | Aleksi Lofman | 7-5, 6-3 | | detalj meča | ||
| 28.02.22 | 2. kolo kval. | Jumpei Yamasaki | Miguel Simao | 6-2, 6-0 | | detalj meča | ||
| 27.02.22 | 1. kolo kval. | Jumpei Yamasaki | Alejandro Martin Ventura | 6-0, 6-0 | | detalj meča | ||
| 31.01.22 | kval. | Alec Deckers | Jumpei Yamasaki | 6-77, 7-65, 10-8 | | detalj meča | M15 Monastir | tvrda |
| 31.01.22 | 2. kolo kval. | Jumpei Yamasaki | Jing Long Weng | 6-2, 6-3 | | detalj meča | ||
| 30.01.22 | 1. kolo kval. | Jumpei Yamasaki | Tarun Chilakalapudi | 6-1, 6-1 | | detalj meča | ||
| 27.01.22 | 2. kolo | Marko Topo | Jumpei Yamasaki | 6-4, 7-5 | | detalj meča | M25 Monastir | tvrda |
| 26.01.22 | 1. kolo | Jumpei Yamasaki | Nicholas David Ionel | 6-0, 6-3 | | detalj meča | ||
| 24.01.22 | kval. | Jumpei Yamasaki | Valentin Lapalu | 6-0, 6-1 | | detalj meča | ||
| 23.01.22 | 2. kolo kval. | Jumpei Yamasaki | Zhuyuan Li | 6-1, 6-1 | | detalj meča | ||
| 20.01.22 | 2. kolo | Yunseong Chung | Jumpei Yamasaki | 6-4, 6-2 | | detalj meča | M25 Monastir | tvrda |
| 19.01.22 | 1. kolo | Jumpei Yamasaki | Egor Tsarapkin | 6-2, 6-4 | | detalj meča | ||
| 17.01.22 | kval. | Jumpei Yamasaki | Daniel Bagnolini | 6-1, 6-0 | | detalj meča | ||
| 16.01.22 | 2. kolo kval. | Jumpei Yamasaki | Kris Van Wyk | 6-3, 6-1 | | detalj meča | ||
| 12.01.22 | 1. kolo | Dan Added | Jumpei Yamasaki | 6-4, 6-4 | | detalj meča | M25 Monastir | tvrda |
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