Stadium: Court 9 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Tsukuba | 2024/03/24 01:00 | Yuttana Charoenphon v Keisuke Saitoh | 1-6,4-6 |
| ITF M15 Tsukuba | 2024/03/24 01:00 | Yuttana Charoenphon v Keisuke Saitoh | 1-6,4-6 |
| ITF M15 Nishi-Tokyo | 2024/03/18 01:00 | Linang Xiao v Yuttana Charoenphon | 4-6,6-0,10-6 |
| ITF M15 Nakhon Si Thammarat Qual | 2024/02/18 02:00 | Alberto Lim v Yuttana Charoenphon | 6-1,7-5 |
| ITF M15 Nakhon Si Thammarat | 2024/02/14 03:15 | Yuttana Charoenphon v Tsung-Hao Huang | 0-6,5-7 |
| ITF M15 Nakhon Si Thammarat | 2023/08/28 04:50 | Chase Ferguson v Yuttana Charoenphon | 5-7,7-6,8-10 |
| ITF M15 Nakhon Si Thammarat Qual | 2023/08/27 08:35 | Junhyun Lee v Yuttana Charoenphon | 2-6,4-6 |
| ITF M15 Nakhon Si Thammarat | 2023/08/25 02:00 | Grigoriy Lomakin v Yuttana Charoenphon | 6-4,6-2 |
| ITF M15 Nakhon Si Thammarat | 2023/08/24 03:40 | Sheng Tang v Yuttana Charoenphon | 4-6,4-6 |
| ITF M15 Tsukuba | 2024/03/27 00:45 | Jeamoon Lee v Keisuke Saitoh | 4-6,6-1,6-4 |
| ITF M15 Tsukuba | 2024/03/25 06:00 | Jimmy Yang v Keisuke Saitoh | 3-6,4-6 |
| ITF M15 Tsukuba | 2024/03/24 01:00 | Yuttana Charoenphon v Keisuke Saitoh | 1-6,4-6 |
| ITF M15 Nishi-Tokyo | 2024/03/18 01:00 | Ko Suzuki v Keisuke Saitoh | 6-3,6-3 |
| ITF M15 Hinode | 2024/03/14 00:55 | Linang Xiao v Keisuke Saitoh | 6-4,6-2 |
| ITF M15 Hinode | 2024/03/13 03:35 | Keisuke Saitoh v Sora Fukuda | 7-6,3-6,6-2 |
| ITF M15 Hinode | 2024/03/11 05:45 | Keisuke Saitoh v Yuta Kikuchi | 6-0,5-7,3-10 |
| ITF M15 Hinode | 2024/03/11 01:00 | Keisuke Saitoh v Ryoto Tachi | 6-3,6-2 |