Stadium: Court C1 Round: 25 Ground: Hardcourt outdoor
| ITF - Tsukuba M25 | 2023/03/27 07:10 | Jeremy Jin v Hikaru Shiraishi | 4-6,1-6 |
| ITF - Tsukuba M25 | 2023/03/27 02:00 | Yusuke Kusuhara v Hikaru Shiraishi | 4-6,1-6 |
| ITF - Monastir M15 | 2023/03/10 08:30 | Florent Bax v Hikaru Shiraishi | 6-4,6-2 |
| ITF - Monastir M15 | 2023/03/09 08:30 | Hikaru Shiraishi v Stefanos Sakellaridis | 7-6,6-1 |
| ITF - Monastir M15 | 2023/03/08 13:00 | Ryuki Matsuda v Hikaru Shiraishi | 3-6,3-6 |
| ITF - Monastir M15 | 2023/03/06 15:40 | Hikaru Shiraishi v Jack Loge | 6-4,6-0 |
| ITF - Monastir M15 | 2023/03/06 10:00 | Hikaru Shiraishi v Pietro Marino | 7-6,6-7,10-3 |
| ITF - Monastir M15 | 2023/03/05 10:30 | Hikaru Shiraishi v Josh Roe Flannelly | 1-6,0-6 |
| ITF - Canberra M25 | 2023/03/25 01:50 | Tristan Schoolkate v Marc Polmans | 4-6,7-5,4-6 |
| ITF - Canberra M25 | 2023/03/24 03:30 | Keisuke Saitoh v Tristan Schoolkate | 2-6,4-6 |
| ITF - Canberra M25 | 2023/03/23 22:30 | Jordan Smith v Tristan Schoolkate | 2-6,2-6 |
| ITF - Canberra M25 | 2023/03/21 01:25 | Thomas Patton v Tristan Schoolkate | 1-6,1-6 |
| ITF - Canberra M25 | 2023/03/14 23:00 | Matthew Dellavedova v Tristan Schoolkate | 6-3,2-6,7-5 |
| ITF - Swan Hill M25 | 2023/03/04 02:40 | Luke Saville v Tristan Schoolkate | 7-6,6-1 |
| ITF - Swan Hill M25 | 2023/03/03 01:25 | Blake Ellis v Tristan Schoolkate | 2-6,4-6 |
| ITF - Swan Hill M25 | 2023/03/01 22:50 | Tomislav E Papac v Tristan Schoolkate | 4-6,6-2,3-6 |