Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| Challenger Matsuyama | 2022/11/07 05:25 | Yusuke Kusuhara v Hiroki Moriya | 1-6,1-6 |
| ITF M25 Sapporo | 2022/09/07 00:30 | Rio Noguchi v Yusuke Kusuhara | 6-0,6-1 |
| ITF M15 Monastir | 2023/02/20 08:30 | Hikaru Shiraishi v Niccolo Baroni | 6-4,0-6,5-10 |
| ITF M25 Monastir | 2023/02/13 15:30 | Mario G Fernandez v Hikaru Shiraishi | 6-0,4-6,10-7 |
| ITF M25 Monastir | 2023/02/13 11:55 | Wei-De Lin v Hikaru Shiraishi | 0-6,3-6 |
| ITF M25 Monastir | 2023/02/12 12:30 | Sushant Dabas v Hikaru Shiraishi | 1-6,1-6 |
| Challenger Kobe | 2022/11/13 06:25 | Marc Polmans v Hikaru Shiraishi | 7-5,4-6,6-0 |
| Challenger Yokohama | 2022/10/31 03:55 | Hikaru Shiraishi v Jonathan Mridha | 6-4,2-6,5-7 |
| Challenger Yokohama | 2022/10/30 04:55 | Makoto Ochi v Hikaru Shiraishi | 1-6,6-4,5-7 |
| ITF M15 Seremban | 2022/07/20 02:50 | Ryuki Matsuda v Hikaru Shiraishi | 4-6,0-6 |