Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Nonthaburi | 2019/12/02 02:30 | Dominik Palan v Worarin Kumthonkittikul | 6-2,6-4 |
| ITF M15 Nonthaburi Qual | 2019/12/01 02:30 | Worarin Kumthonkittikul v Weibowen Zou | 7-5,6-3 |
| ITF M15 Nonthaburi | 2019/11/24 02:30 | Jeamoon Lee v Worarin Kumthonkittikul | 6-1,6-1 |
| ITF M15 Meshref | 2019/11/14 10:05 | Valentin Royer v Worarin Kumthonkittikul | 6-1,6-0 |
| ITF M15 Meshref | 2019/11/13 13:00 | Worarin Kumthonkittikul v Abdulrahman Alawadhi | 6-4,6-3 |
| ITF M15 Meshref | 2019/11/05 08:00 | Worarin Kumthonkittikul v Krittin Koaykul | 7-5,2-6,6-10 |
| ITF M15 Meshref | 2019/11/04 09:30 | Worarin Kumthonkittikul v Mohammed Abdulla | 6-2,6-2 |
| ITF M15 Meshref | 2019/10/30 07:00 | Worarin Kumthonkittikul v Joao M Nusdeo | 4-6,2-6 |
| ITF M15 Hong Kong | 2020/01/11 02:00 | Naoki Nakagawa v Yu Hsiou Hsu | 3-6,1-6 |
| ITF M15 Hong Kong | 2020/01/09 05:15 | Takashi Saito v Naoki Nakagawa | 7-6,4-6,4-6 |
| ITF M15 Hong Kong | 2020/01/08 05:30 | Ching Ho Sunny Yue v Naoki Nakagawa | 4-6,1-6 |
| ITF M15 Nonthaburi | 2019/11/27 02:30 | Duckhee Lee v Naoki Nakagawa | 6-1,6-4 |
| ITF M15 Changwon | 2019/10/19 02:00 | Dusty H. Boyer v Naoki Nakagawa | 5-7,6-3,7-5 |
| ITF M15 Changwon | 2019/10/18 01:00 | Shintaro Mochizuki v Naoki Nakagawa | 3-6,7-6,4-6 |
| ITF M15 Changwon | 2019/10/17 01:00 | Naoki Nakagawa v Seong Chan Hong | 6-4,7-6 |
| ITF M15 Changwon | 2019/10/15 03:35 | Naoki Nakagawa v Sung Hun Kim | 6-2,2-6,6-1 |