Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Nakhon Si Thammarat | 2024/02/28 07:20 | Leo Vithoontien v Orel Kimhi | 6-7,3-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/26 04:35 | Leo Vithoontien v Mattias Southcombe | 6-0,6-0 |
| ITF M15 Nakhon Si Thammarat Qual | 2024/02/25 06:30 | Leo Vithoontien v Krittin Koaykul | 6-2,6-7,11-9 |
| ITF M15 Nakhon Si Thammarat | 2024/02/21 03:55 | Leo Vithoontien v Jumpei Yamasaki | 5-7,7-6,0-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/19 02:00 | Leo Vithoontien v Linghao Zhang | 6-3,6-4 |
| ITF M15 Nakhon Si Thammarat Qual | 2024/02/18 03:50 | Leo Vithoontien v Krittin Koaykul | 6-4,6-4 |
| Challenger Drummondville | 2023/11/13 15:00 | Kiranpal Pannu v Leo Vithoontien | 6-3,6-2 |
| Challenger Drummondville | 2023/11/12 15:00 | Benjamin Sigouin v Leo Vithoontien | 4-6,3-6 |
| UTR Pro Kawaguchi | 2024/03/02 03:00 | Takuya Kumasaka v Kazuma Kawachi | 4-5 |
| Challenger Burnie | 2024/02/06 02:40 | Yasutaka Uchiyama v Takuya Kumasaka | 6-0,6-2 |
| Challenger Burnie | 2024/02/05 00:35 | Takuya Kumasaka v Alexander Klintcharov | 6-2,6-2 |
| Challenger Burnie Qual | 2024/02/04 04:15 | Takuya Kumasaka v Pavle Marinkov | 7-5,6-3 |
| Challenger Burnie | 2024/01/30 00:25 | Rinky Hijikata v Takuya Kumasaka | 6-4,6-2 |
| Challenger Burnie | 2024/01/29 00:20 | Takuya Kumasaka v Corey Gaal | 7-6,4-6,7-6 |
| Challenger Burnie | 2024/01/28 03:40 | Takuya Kumasaka v Naoki Tajima | 6-4,7-6 |
| ITF M15 Yanagawa | 2023/12/29 00:50 | Jumpei Yamasaki v Takuya Kumasaka | 6-1,6-4 |