Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Ipoh Perak | 2023/11/19 02:00 | Chen, Ying-Ze v Lee, Junhyun | 3-6,5-7 |
| Kuching, Singles Main, M-ITF-MAS-03A | 2023/11/13 03:00 | Mattias Southcombe v Lee, Junhyun | 2-6,6-2,10-7 |
| ITF - M15 Nakhon Si Thammarat | 2023/09/06 02:00 | Lee, Junhyun v Maximus Jones | 3-6,3-6 |
| ITF - M15 Nakhon Si Thammarat | 2023/09/04 03:35 | Lee, Junhyun v Suphawat Saeoui | 6-3,6-2 |
| ITF - M15 Nakhon Si Thammarat - Qualif. | 2023/08/27 08:35 | Lee, Junhyun v Yuttana Charoenphon | 2-6,4-6 |
| ITF - M15 Nakhon Si Thammarat | 2023/08/20 05:00 | Linh Giang Trinh v Lee, Junhyun | 6-1,3-6,10-2 |
| ITF M25 Jakarta | 2023/08/07 05:20 | Seon Yong Han v Lee, Junhyun | 6-4,6-4 |
| ITF M25 Jakarta | 2023/08/06 04:55 | Justin Kuo v Lee, Junhyun | 4-6,2-6 |
| ITF M25 Hua Hin | 2023/11/16 03:00 | Goncalo Oliveira v Tanuma, Ryota | 6-4,6-2 |
| ITF M25 Hua Hin | 2023/11/14 03:00 | Credit Chaiyarin v Tanuma, Ryota | 3-6,1-6 |
| UTR Pro Noda | 2023/10/22 00:00 | Sora Fukuda v Tanuma, Ryota | 6-2,6-1 |
| UTR Pro Noda | 2023/10/21 00:00 | Taketo Takamisawa v Tanuma, Ryota | 5-7,6-1,3-6 |
| UTR Pro Noda | 2023/10/20 00:00 | Hiiro Sakamoto v Tanuma, Ryota | 0-6,2-6 |
| UTR Pro Noda | 2023/10/19 02:57 | Ziga Svec v Tanuma, Ryota | 2-6,2-6 |
| UTR Pro Noda | 2023/10/17 03:35 | Christopher Kosei Ono v Tanuma, Ryota | 2-6,2-6 |
| UTR Pro Noda | 2023/10/16 03:30 | Tanuma, Ryota v Kusunoki Haruto | 6-0,5-2 |