Stadium: Show Court 1 Round: 24 Ground: Hardcourt outdoor
| Taipei, Singles M-ITF-TPE-01A | 2019/07/23 03:50 | Ren Nakamura v Taylor, Sam | 4-6,7-5,6-10 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/22 02:00 | Ren Nakamura v Thursfield, Harry | 6-2,6-2 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/16 03:50 | Ren Nakamura v Seita Watanabe | 6-4,4-6,5-10 |
| ITF M15 Anseong | 2019/06/26 04:30 | Kim, Sung Hun v Ren Nakamura | 7-6,1-6,6-0 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/18 01:00 | Ren Nakamura v Park, Minjong | 5-7,6-7 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/17 01:00 | Ren Nakamura v Sam Ryan Ziegann | 2-6,6-2,10-7 |
| ITF - M15 Karuizawa | 2019/05/30 06:15 | Kikuchi, Gengo v Ren Nakamura | 6-2,6-2 |
| ITF - M15 Karuizawa | 2019/05/29 04:20 | Ren Nakamura v Winter Meagher | 6-3,6-2 |
| Chengdu, China | 2019/07/30 05:50 | Zhang, Ze v Lucas Catarina | 6-3,4-6,6-2 |
| Chengdu, China | 2019/07/29 09:25 | Lucas Catarina v Li, Wenmao | 6-1,6-2 |
| Challenger Winnipeg | 2019/07/11 16:00 | Lucas Catarina v Antoine Hoang | 6-4,3-6,0-6 |
| Challenger Winnipeg | 2019/07/10 21:35 | Kylar, Kevin v Lucas Catarina | 0-6,1-6 |
| Challenger Winnipeg | 2019/07/08 23:05 | Lucas Catarina v Gabriel Diallo | 6-3,6-2 |
| Harare, Singles Qualifying M-ITF-ZIM-01A | 2019/06/29 08:00 | Lucas Catarina v Benjamin Lock | 3-6,6-7 |
| Harare, Singles Qualifying M-ITF-ZIM-01A | 2019/06/28 11:15 | Du Toit, Riaan v Lucas Catarina | 1-6,3-6 |
| Harare, Singles Qualifying M-ITF-ZIM-01A | 2019/06/27 07:00 | Patrick Foley v Lucas Catarina | 2-6,2-6 |