Stadium: Court 1 Round: 27 Ground: Clay
| ITF M25 Tainan | 2023/08/24 02:00 | Ergi Kirkin v Tomohiro Masabayashi | 6-4,6-3 |
| ITF M25 Tainan | 2023/08/23 04:20 | Ergi Kirkin v Seita Watanabe | 4-6,7-6,6-3 |
| ITF M25 Tainan | 2023/08/20 02:00 | Ergi Kirkin v Makoto Ochi | 6-0,6-2 |
| ITF M25 Tainan | 2023/08/19 01:55 | Ergi Kirkin v Tsung-Hao Huang | 6-3,6-0 |
| ITF M25 Tainan | 2023/08/18 02:00 | Ergi Kirkin v Bang Shuo Yin | 7-6,7-5 |
| ITF M25 Tainan | 2023/08/17 02:00 | Ergi Kirkin v Naoki Tajima | 6-3,6-4 |
| ITF M25 Tainan | 2023/08/16 02:00 | Ergi Kirkin v Issei Okamura | 6-0,6-2 |
| Challenger Meerbusch | 2023/08/10 13:05 | Ergi Kirkin v Camilo Ugo Carabelli | 1-6,4-6 |
| ITF M25 Tainan | 2023/08/24 05:10 | Kai-I Wang v Takuya Kumasaka | 4-6,6-3,2-6 |
| ITF M25 Tainan | 2023/08/17 04:05 | Tsung-Hao Huang v Takuya Kumasaka | 6-2,4-6,7-6 |
| ITF M25 Tainan | 2023/08/15 02:00 | Seita Watanabe v Takuya Kumasaka | 3-6,6-4,2-6 |
| ITF M15 Nakhon Si Thammarat | 2023/07/20 02:00 | Takuya Kumasaka v Palaphoom Kovapitukted | 6-3,0-6,4-6 |
| ITF M15 Nakhon Si Thammarat | 2023/07/18 02:00 | Takuya Kumasaka v Amir Milushev | 6-0,6-1 |
| ITF M15 Nakhon Si Thammarat | 2023/07/14 02:00 | Kasidit Samrej v Takuya Kumasaka | 6-1,6-3 |
| ITF M15 Nakhon Si Thammarat | 2023/07/13 02:00 | Takuya Kumasaka v Yusuke Takahashi | 6-4,6-7,6-3 |
| ITF M15 Nakhon Si Thammarat | 2023/07/11 02:00 | Takuya Kumasaka v Karan Singh | 6-2,6-2 |