| ITF M15 Nonthaburi Qual | 2025/03/23 04:35 | Jack Karlsson Winstrand v Natthayut Nithithananont | 6-3,1-6,1-0 |
| ITF M15 Nonthaburi | 2025/03/11 03:00 | Petr Bar Biryukov v Natthayut Nithithananont | 6-2,6-4 |
| Challenger Nonthaburi | 2025/01/05 05:30 | Natthayut Nithithananont v Kokoro Isomura | 2-6,1-6 |
| ITF M15 Yanagawa | 2024/10/30 05:25 | Yuhei Kono v Natthayut Nithithananont | 6-4,6-2 |
| ITF M15 Tanagura | 2024/10/20 00:30 | Natthayut Nithithananont v Natsuki Yamamoto | 2-6,2-6 |
| Challenger Nonthaburi | 2024/09/23 07:30 | Natthayut Nithithananont v Ilia Simakin | 1-6,1-6 |
| ITF M15 Singapore | 2024/09/11 06:25 | Natthayut Nithithananont v Chan-Yeong Oh | 1-6,1-6 |
| ITF M15 Singapore | 2024/09/09 04:05 | Natthayut Nithithananont v Rishit Dakhane | 7-6,2-6,11-9 |
| ITF M25 Changwon | 2024/06/20 03:25 | Dong Ju Kim v Edward Winter | 1-6,1-6 |
| ITF M25 Changwon | 2024/06/19 02:50 | Ryotaro Taguchi v Dong Ju Kim | 6-3,4-6,4-6 |
| ITF M25 Changwon | 2024/06/18 04:35 | Dong Ju Kim v Young Seok Lee | 6-2,6-3 |
| ITF M25 Changwon | 2024/06/17 06:50 | Dong Ju Kim v Wanseok Kang | 6-4,6-4 |
| ITF M25 Changwon | 2024/06/16 03:00 | Dong Ju Kim v Dong-Kyu Lee | 6-3,6-1 |
| ITF M15 Daegu | 2024/06/03 03:10 | Dong Ju Kim v Jeong Heon Lee | 6-3,3-6,6-10 |
| ITF M15 Daegu | 2024/06/02 00:00 | Dong Ju Kim v Jun Ha Hyun | 6-0,3-6,11-9 |
| ITF M15 Antalya | 2023/12/07 06:30 | Cengiz Aksu v Dong Ju Kim | 6-3,6-4 |