Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF M25 Sapporo | 2023/09/05 02:00 | Ryota Tanuma v Yunseok Jang | 6-4,7-5 |
| ITF M15 Tokyo | 2024/07/02 01:00 | Yunseok Jang v Jonathan Irwanto | 4-6,6-4,10-5 |
| ITF M25 Changwon | 2024/06/18 00:55 | Evan Zhu v Yunseok Jang | 6-2,6-2 |
| ITF M15 Anseong | 2024/06/15 02:00 | Sanhui Shin v Yunseok Jang | 6-1,6-4 |
| 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 02:50 | Yunseok Jang v Sam Ryan Ziegann | 6-0,6-3 |
| ITF M15 Anseong | 2024/06/11 05:00 | Evan Zhu v Yunseok Jang | 3-6,3-6 |
| ITF M15 Daegu | 2024/06/05 04:20 | Kaichi Uchida v Yunseok Jang | 6-2,4-6,6-0 |
| Challenger Gwangju | 2024/04/14 04:40 | Yunseok Jang v Blake Ellis | 1-6,0-6 |
| UTR Pro Kawaguchi | 2024/06/24 08:15 | Yuta Tomida v Ryota Tanuma | 0-0 |
| UTR Pro Kawaguchi | 2024/06/24 00:30 | Hikaru Shiraishi v Ryota Tanuma | 4-6,3-6 |
| UTR Pro Kawaguchi | 2024/06/22 04:53 | Ryota Tanuma v Corey Craig | 7-6,2-6,7-5 |
| UTR Pro Kawaguchi | 2024/06/21 23:30 | Kohtaro Kuriyama v Ryota Tanuma | 5-7,5-7 |
| UTR Pro Kawaguchi | 2024/06/20 05:00 | Kotaro Mochizuki v Ryota Tanuma | 1-6,5-7 |
| UTR Pro Kawaguchi | 2024/06/20 00:00 | Kosuke Nakanishi v Ryota Tanuma | 3-6,1-6 |
| ITF M15 Hong Kong | 2024/06/14 06:00 | S D Prajwal Dev v Ryota Tanuma | 5-7,6-4,6-4 |
| ITF M15 Hong Kong | 2024/06/13 05:35 | Ryota Tanuma v Jake Delaney | 6-1,7-6 |