Stadium: Court 5 Round: 27 Ground: Hardcourt indoor
| ITF M15 Nakhon Si Thammarat | 2023/07/19 03:40 | Kokoro Isomura v Jeamoon Lee | 3-6,4-6 |
| ITF M15 Jakarta | 2023/01/19 04:10 | Jeamoon Lee v Kokoro Isomura | 6-1,6-1 |
| ITF M15 Tokyo | 2024/07/11 03:40 | Sanhui Shin v Kokoro Isomura | 6-2,3-6,3-6 |
| ITF M15 Tokyo | 2024/07/09 04:55 | Evan Zhu v Kokoro Isomura | 2-6,2-6 |
| ITF M15 Tokyo | 2024/07/06 04:00 | Masamichi Imamura v Kokoro Isomura | 6-1,7-6 |
| ITF M15 Tokyo | 2024/07/05 02:00 | Kokoro Isomura v Makoto Ochi | 3-6,6-4,6-1 |
| ITF M15 Tokyo | 2024/07/04 03:50 | Kokoro Isomura v Kenta Miyoshi | 7-5,3-6,6-3 |
| ITF M15 Tokyo | 2024/07/03 03:55 | Kokoro Isomura v Yuta Kikuchi | 6-3,4-6,6-3 |
| ITF M15 Anseong | 2024/06/14 03:15 | Yunseok Jang v Kokoro Isomura | 7-6,1-6,6-3 |
| ITF M15 Anseong | 2024/06/13 02:15 | Chan-Yeong Oh v Kokoro Isomura | 3-6,4-6 |
| ITF M15 Tokyo | 2024/07/11 01:55 | Kenta Miyoshi v Jeamoon Lee | 6-7,6-7 |
| ITF M15 Tokyo | 2024/07/05 02:00 | Naoki Nakagawa v Jeamoon Lee | 6-2,6-4 |
| ITF M15 Tokyo | 2024/07/04 03:40 | Jeamoon Lee v Sanhui Shin | 3-6,7-6,6-3 |
| ITF M15 Tokyo | 2024/07/03 02:00 | Ezekiel Clark v Jeamoon Lee | 3-6,3-6 |
| ITF M15 Daegu | 2024/06/07 00:55 | Karlis Ozolins v Jeamoon Lee | 6-3,6-4 |
| ITF M15 Daegu | 2024/06/06 02:55 | Seon Yong Han v Jeamoon Lee | 1-6,4-6 |
| ITF M15 Daegu | 2024/06/04 01:00 | Masamichi Imamura v Jeamoon Lee | 3-6,2-6 |
| Challenger Gwangju | 2024/04/16 02:00 | Jeamoon Lee v Sho Shimabukuro | 3-6,2-6 |