Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Kashiwa | 2024/03/31 01:00 | Ryotaro Taguchi v Mattias Southcombe | 6-2,6-2 |
| ITF M15 Tsukuba | 2024/03/28 03:20 | Ryotaro Taguchi v Sanhui Shin | 6-4,2-6,3-6 |
| ITF M15 Tsukuba | 2024/03/27 06:35 | Jangjun Kim v Ryotaro Taguchi | 2-6,0-6 |
| ITF M15 Tsukuba | 2024/03/25 06:00 | Ryotaro Taguchi v Koki Matsuda | 7-6,6-2 |
| ITF M15 Nishi-Tokyo | 2024/03/23 01:40 | Ryotaro Taguchi v Hikaru Shiraishi | 2-6,6-4,4-6 |
| 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 Kashiwa | 2024/03/31 01:00 | Julien De Cuyper v Kousuke Ogura | 6-2,6-0 |
| ITF M15 Tsukuba | 2024/03/28 04:20 | Kousuke Ogura v Hikaru Shiraishi | 2-6,2-6 |
| ITF M15 Tsukuba | 2024/03/27 06:30 | Tatsuma Ito v Kousuke Ogura | 0-6,3-6 |
| ITF M15 Tsukuba | 2024/03/25 06:30 | Kazuma Kawachi v Kousuke Ogura | 7-6,0-6,10-12 |
| ITF M15 Hinode | 2024/03/15 01:00 | Kousuke Ogura v Stefanos Sakellaridis | 4-6,5-7 |
| ITF M15 Hinode | 2024/03/14 02:30 | Luca Castelnuovo v Kousuke Ogura | 1-6,4-6 |
| ITF M15 Hinode | 2024/03/12 01:00 | Seungmin Park v Kousuke Ogura | 5-7,1-6 |
| ITF M25 Traralgon | 2024/02/27 23:00 | Kousuke Ogura v Sam Ryan Ziegann | 3-6,3-6 |