Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF China F2 | 2016/02/27 02:00 | Jumpei Yamasaki v Lopez Perez | 2-6,2-6 |
| Challenger Shanghai | 2019/09/10 02:30 | Kazuki Nishiwaki v Jumpei Yamasaki | 3-6,2-6 |
| Baotou, Chine | 2019/08/28 07:35 | Jumpei Yamasaki v Mukund Sasikumar | 0-6,2-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/25 02:30 | Boyer, Dusty H v Jumpei Yamasaki | 3-6,1-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/24 03:00 | Jumpei Yamasaki v Purcell, Rhett | 6-3,7-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/23 02:30 | Schmid, Aaron v Jumpei Yamasaki | 6-7,5-7 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/22 02:30 | Yeung, Pak Long v Jumpei Yamasaki | 3-6,3-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/20 05:25 | Anand, Kunal v Jumpei Yamasaki | 3-6,2-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/15 02:30 | Jumpei Yamasaki v Niki Kaliyanda Poonacha | 4-6,7-6,5-7 |
| Jinan, China | 2019/09/07 07:45 | Soeda, Go v Lopez Perez | 4-6,7-6,6-2 |
| Jinan, China | 2019/09/06 05:30 | Zhe Li v Lopez Perez | 3-6,7-6,3-6 |
| Jinan, China | 2019/09/05 03:00 | Lopez Perez v Ward, James | 7-6,6-3 |
| Jinan, China | 2019/09/03 03:15 | Lopez Perez v Kaichi Uchida | 7-6,6-3 |
| Challenger Mallorca | 2019/08/27 14:30 | Lopez Perez v Viola, Matteo | 6-7,7-6,0-6 |
| US Open, New York, USA | 2019/08/20 16:50 | Lorenzi, Paolo v Lopez Perez | 7-5,6-2 |
| Challenger Recanati | 2019/07/02 18:55 | Lopez Perez v Yosuke Watanuki | 2-6,4-6 |
| Wimbledon, London, Great Britain | 2019/06/24 10:00 | Lopez Perez v Harris, Andrew | 2-6,5-7 |