Stadium: Court 6 Round: 28 Ground: Hardcourt outdoor
| ITF M25 Sapporo | 2023/09/05 04:55 | Hikaru Shiraishi v Ryotaro Taguchi | 4-6,6-4,0-6 |
| ITF M15 Nishi-Tokyo | 2024/03/22 00:45 | Yan Bai v Ryotaro Taguchi | 3-6,5-7 |
| ITF M15 Nishi-Tokyo | 2024/03/21 01:00 | Ryotaro Taguchi v Jeamoon Lee | 6-3,5-7,6-3 |
| ITF M15 Nishi-Tokyo | 2024/03/20 00:50 | Ryotaro Taguchi v Tomohiro Masabayashi | 6-3,6-3 |
| ITF M15 Nishi-Tokyo | 2024/03/18 01:00 | Ryotaro Taguchi v Julien De Cuyper | 6-2,6-4 |
| ITF M15 Hinode | 2024/03/16 01:25 | Yan Bai v Ryotaro Taguchi | 6-3,6-2 |
| ITF M15 Hinode | 2024/03/15 01:00 | Yi Zhou v Ryotaro Taguchi | 3-6,3-6 |
| ITF M15 Hinode | 2024/03/14 01:00 | Ryotaro Taguchi v Duckhee Lee | 2-6,6-0,6-3 |
| ITF M15 Monastir | 2024/01/08 14:30 | Ryotaro Taguchi v Luca Matteo Sobbe | 2-6,4-6 |
| ITF M15 Nishi-Tokyo | 2024/03/22 03:05 | Jie Cui v Hikaru Shiraishi | 6-3,3-6,0-6 |
| ITF M15 Nishi-Tokyo | 2024/03/21 01:00 | Sora Fukuda v Hikaru Shiraishi | 6-7,0-6 |
| ITF M15 Nishi-Tokyo | 2024/03/20 00:50 | Luca Castelnuovo v Hikaru Shiraishi | 4-6,4-6 |
| ITF M15 Hinode | 2024/03/16 01:30 | Hikaru Shiraishi v Stefanos Sakellaridis | 7-6,5-7,3-6 |
| ITF M15 Hinode | 2024/03/15 00:55 | Hikaru Shiraishi v Yuki Mochizuki | 6-3,6-7,6-3 |
| ITF M15 Hinode | 2024/03/14 02:30 | Hikaru Shiraishi v Kaito Uesugi | 6-3,6-4 |
| ITF M15 Hinode | 2024/03/13 05:40 | Hikaru Shiraishi v Daisuke Sumizawa | 6-1,7-6 |
| ITF M25 Traralgon | 2024/02/28 00:20 | Hikaru Shiraishi v Omar Jasika | 1-6,2-6 |