Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/13 02:00 | Kazuki Nishiwaki v Abhinav Sanjeev Shanmugam | 7-6,6-2 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/11 07:45 | Kazuki Nishiwaki v Mohd Adam Das, Shamirul Shahril | 6-0,6-1 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/04 02:00 | Green, Cameron v Kazuki Nishiwaki | 7-6,6-1 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/05/29 03:55 | Tikhomirov, Maksim v Kazuki Nishiwaki | 6-3,6-4 |
| Wuhan, Qualifications Simples M-ITF-CHN-05A | 2019/05/06 02:00 | Kazuki Nishiwaki v Li, Jianhui | 5-7,6-2,6-10 |
| Wuhan, Singles Qualifying M-ITF-CHN-04A | 2019/05/02 02:00 | Kazuki Nishiwaki v Sora Fukuda | 2-6,1-6 |
| Wuhan, Singles Qualifying M-ITF-CHN-04A | 2019/05/01 03:50 | Gao, Xin v Kazuki Nishiwaki | 6-2,3-6,3-6 |
| Matsuyama, Singles M-ITF-JPN-06A | 2019/04/10 07:40 | Rinky Hijikata v Kazuki Nishiwaki | 6-3,6-4 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/13 06:50 | Nkomba, Benard Bruno v Kovapitukted, Palaphoom | 4-6,7-5,7-6 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/12 03:00 | Nkomba, Benard Bruno v Shaheed Alam | 6-2,7-6 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/05 07:00 | Nkomba, Benard Bruno v Shaheed Alam | 0-6,5-7 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/04 02:00 | Nkomba, Benard Bruno v Vaghela, Vidit | 6-1,6-2 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/06/03 02:00 | Bingyu Yu v Nkomba, Benard Bruno | 4-6,4-6 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/05/29 02:00 | Hong Kit Wong v Nkomba, Benard Bruno | 6-3,6-4 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/05/28 02:00 | Nkomba, Benard Bruno v Loganathan, Yeswanth | 6-2,6-1 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/26 01:10 | Jayden Court v Nkomba, Benard Bruno | 7-6,6-4 |