Stadium: Court 1 Round: 44 Ground: Clay
| ITF China F4 Qual | 2018/04/28 03:35 | Natthasith Kunsuwan v Chen, Jing Ke | 6-2,6-1 |
| Wuhan, Singles Qualifying M-ITF-CHN-04A | 2019/04/29 02:00 | Wang, Chukang v Chen, Jing Ke | 6-3,6-0 |
| ITF China F4 Qual | 2018/04/28 03:35 | Natthasith Kunsuwan v Chen, Jing Ke | 6-2,6-1 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/16 02:00 | Beniwal, Amit v Natthasith Kunsuwan | 1-6,3-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/16 02:00 | Hiramatsu, Shinnosuke v Natthasith Kunsuwan | 7-5,6-3 |
| Sajur, Singles M-ITF-ISR-06A | 2019/09/03 07:00 | Natthasith Kunsuwan v Simon, Sahar | 6-7,4-6 |
| Sajur, Singles M-ITF-ISR-06A | 2019/09/02 09:30 | Natthasith Kunsuwan v Dagan, Guy | 6-3,6-2 |
| Kiryat Shmona, Singles M-ITF-ISR-04A | 2019/08/26 13:00 | Roi Ginat v Natthasith Kunsuwan | 6-2,6-1 |
| Kiryat Shmona, Singles M-ITF-ISR-04A | 2019/08/26 08:30 | Sobol, Rotem v Natthasith Kunsuwan | 6-7,3-6 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/19 06:25 | Natthasith Kunsuwan v Park, Sung Jun | 0-6,4-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/30 04:50 | Noikor, Noppadol v Natthasith Kunsuwan | 6-4,6-4 |