Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Kuala Lumpur | 2023/11/28 01:30 | Thantub Suksumrarn v Ying-Ze Chen | 6-0,6-0 |
| ITF M25 Hua Hin | 2023/11/17 03:00 | Thantub Suksumrarn v Evgeny Donskoy | 6-4,3-6,4-6 |
| ITF M25 Hua Hin | 2023/11/16 03:00 | Jeamoon Lee v Thantub Suksumrarn | 6-4,6-7,3-6 |
| ITF M25 Hua Hin | 2023/11/15 03:00 | Thantub Suksumrarn v Siwanat Auytayakul | 4-6,6-2,6-1 |
| ITF M25 Hua Hin | 2023/11/13 04:20 | Thantub Suksumrarn v Natthasith Kunsuwan | 6-2,6-2 |
| ITF M15 Hua Hin | 2023/11/09 03:00 | Goncalo Oliveira v Thantub Suksumrarn | 6-2,6-4 |
| ITF M15 Hua Hin | 2023/11/08 03:00 | Thantub Suksumrarn v Pengyu Lu | 6-2,6-2 |
| ITF M15 Nakhon Si Thammarat | 2023/09/07 02:00 | Mitsuki Wei Kang Leong v Thantub Suksumrarn | 2-6,7-6,7-5 |
| ITF M15 Kuala Lumpur | 2023/11/29 04:30 | Daniel Leong Prickett v Kokoro Isomura | 3-6,6-4,3-6 |
| ITF M15 Ipoh Perak | 2023/11/22 01:30 | Kokoro Isomura v Yuta Kawahashi | 3-6,6-1,0-6 |
| ITF M15 Kuching | 2023/11/17 02:00 | Kokoro Isomura v Alexey Zakharov | 2-6,1-6 |
| ITF M15 Kuching | 2023/11/16 04:05 | Takuya Kumasaka v Kokoro Isomura | 3-6,6-3,6-7 |
| ITF M15 Kuching | 2023/11/14 03:00 | Kokoro Isomura v Mitsuki Wei Kang Leong | 6-2,6-0 |
| ITF M25 Cairns | 2023/10/13 01:00 | Blake Mott v Kokoro Isomura | 7-5,6-0 |
| ITF M25 Cairns | 2023/10/12 00:00 | Kokoro Isomura v Shuichi Sekiguchi | 6-4,4-6,6-3 |
| ITF M25 Cairns | 2023/10/10 07:45 | Kokoro Isomura v Tom Evans | 6-0,6-2 |