Stadium: Court 3 Round: 44 Ground: Clay
| ITF M15 Nanchang | 2019/09/15 02:00 | Shinnosuke Hiramatsu v Xiaoyang Zhang | 6-0,6-0 |
| ITF M15 Koksijde | 2019/08/12 16:45 | Shinnosuke Hiramatsu v Tuur Heuvinck | 3-6,6-3,5-10 |
| ITF M15 Eupen | 2019/08/07 08:00 | Shinnosuke Hiramatsu v Gauthier Onclin | 5-7,1-6 |
| ITF M15 Eupen | 2019/08/06 08:00 | Zachary Eisinga v Shinnosuke Hiramatsu | 6-4,2-6,9-11 |
| ITF M15 Eupen | 2019/08/05 09:00 | Roland Stuurman v Shinnosuke Hiramatsu | 5-7,4-6 |
| ITF M15 Novi Sad | 2019/07/30 08:00 | David Szintai v Shinnosuke Hiramatsu | 6-2,3-6,11-9 |
| ITF M15 Novi Sad | 2019/07/29 08:00 | Shinnosuke Hiramatsu v Shendrit Deari | 6-2,4-6,10-6 |
| ITF M15 Tabarka | 2019/07/15 14:00 | Mousa Alkotop v Shinnosuke Hiramatsu | 6-3,6-0 |
| ITF M15 Sajur | 2019/09/03 07:00 | Natthasith Kunsuwan v Sahar Simon | 6-7,4-6 |
| ITF M15 Sajur | 2019/09/02 09:30 | Natthasith Kunsuwan v Guy Dagan | 6-3,6-2 |
| ITF M15 Kiryat Shmona | 2019/08/26 13:00 | Roi Ginat v Natthasith Kunsuwan | 6-2,6-1 |
| ITF M15 Kiryat Shmona | 2019/08/26 08:30 | Rotem Sobol v Natthasith Kunsuwan | 6-7,3-6 |
| ITF M15 Hua Hin | 2019/08/19 06:25 | Natthasith Kunsuwan v Sung Jun Park | 0-6,4-6 |
| ITF M25 Nonthaburi | 2019/07/30 04:50 | Noppadol Noikor v Natthasith Kunsuwan | 6-4,6-4 |
| ITF M25 Nonthaburi | 2019/07/29 04:00 | Natthasith Kunsuwan v Congsup Congcar | 6-4,7-6 |
| ITF M25 Nonthaburi | 2019/07/22 02:30 | Dusty H. Boyer v Natthasith Kunsuwan | 6-4,6-3 |