Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Thailand F9 | 2018/11/12 03:40 | Pol Wattanakul v Pak Long Yeung | 5-7,1-6 |
| ITF Thailand F9 | 2018/11/11 07:30 | Jirat Navasirisomboon v Pol Wattanakul | 2-6,4-6 |
| ITF Thailand F9 | 2018/11/10 06:00 | Sharobiddin Abzalov v Pol Wattanakul | 7-5,1-6,5-7 |
| ITF Thailand F8 | 2018/11/05 08:25 | Pol Wattanakul v Or Ram-Harel | 1-6,2-6 |
| ITF Thailand F7 | 2018/10/30 06:20 | Sanjar Fayziev v Pol Wattanakul | 4-6,6-3,6-4 |
| ITF Thailand F7 | 2018/10/29 02:00 | Pol Wattanakul v Tsung-Hao Huang | 6-2,6-1 |
| ITF Thailand F7 | 2018/10/28 03:00 | Chukang Wang v Pol Wattanakul | 2-6,1-6 |
| ITF Thailand F7 | 2018/10/27 02:00 | Marut Klaoklang v Pol Wattanakul | 0-6,0-6 |
| ITF Thailand F9 | 2018/11/11 06:00 | Wei-De Lin v Takuya Kumasaka | 6-4,2-6,7-6 |
| ITF Thailand F9 | 2018/11/10 05:00 | Noppadol Noikor v Takuya Kumasaka | 1-6,1-6 |
| ITF Thailand F8 | 2018/11/04 06:00 | Takuya Kumasaka v Abhinav Sanjeev Shanmugam | 3-6,6-3,4-6 |
| ITF Thailand F8 | 2018/11/03 04:30 | Sam Ryan Ziegann v Takuya Kumasaka | 2-6,1-6 |
| ITF Japan F8 | 2018/06/11 00:30 | Takuya Kumasaka v Yuki Matsuo | 2-6,4-6 |
| ITF Japan F8 | 2018/06/09 01:00 | Takuya Kumasaka v Kento Tagashira | 7-6,6-0 |
| ITF Japan F7 | 2018/06/05 01:00 | Takuya Kumasaka v Gengo Kikuchi | 6-3,3-6,4-6 |
| ITF Japan F6 Qual | 2018/04/09 01:00 | Kaito Uesugi v Takuya Kumasaka | 6-3,6-1 |