Stadium: Centre Court Round: 28 Ground: Hardcourt outdoor
| ITF M25 Monastir | 2022/02/14 14:15 | Masamichi Imamura v Hikaru Shiraishi | 3-6,2-6 |
| ITF M15 Yanagawa | 2023/12/22 04:50 | Jumpei Yamasaki v Hikaru Shiraishi | 3-6,4-6 |
| ITF M15 Yanagawa | 2023/12/21 01:50 | Kousuke Ogura v Hikaru Shiraishi | 4-6,3-6 |
| ITF M15 Yanagawa | 2023/12/20 05:00 | Ryota Tanuma v Hikaru Shiraishi | 0-6,3-6 |
| Challenger Yokkaichi | 2023/11/26 03:25 | Hikaru Shiraishi v Tatsuma Ito | 3-6,4-6 |
| ITF M15 Ipoh Perak | 2023/11/23 04:55 | Hikaru Shiraishi v Takuya Kumasaka | 6-7,4-6 |
| ITF M15 Ipoh Perak | 2023/11/23 01:00 | Hikaru Shiraishi v Corban Crowther | 6-0,6-4 |
| ITF M15 Kuching | 2023/11/17 02:00 | Hikaru Shiraishi v Woobin Shin | 6-4,7-5 |
| ITF M15 Kuching | 2023/11/16 05:35 | Hikaru Shiraishi v Jumpei Yamasaki | 7-5,6-1 |
| ITF M15 Yanagawa | 2023/12/22 05:10 | Masamichi Imamura v Seita Watanabe | 3-6,6-4,6-3 |
| ITF M15 Yanagawa | 2023/12/21 01:00 | Linang Xiao v Masamichi Imamura | 4-6,4-6 |
| ITF M15 Yanagawa | 2023/12/20 05:00 | Hanyi Liu v Masamichi Imamura | 6-7,3-6 |
| Challenger Yokkaichi | 2023/11/26 02:35 | Masamichi Imamura v Andres Martin | 4-6,6-7 |
| Challenger Yokohama | 2023/11/21 02:30 | Yasutaka Uchiyama v Masamichi Imamura | 6-1,6-1 |
| ITF M15 Jakarta | 2023/01/26 02:30 | Wishaya Trongcharoenchaikul v Masamichi Imamura | 6-1,6-0 |
| ITF M15 Jakarta | 2023/01/25 06:30 | Masamichi Imamura v Ray Ho | 6-4,6-1 |
| ITF M15 Jakarta | 2023/01/18 06:25 | Boris Butulija v Masamichi Imamura | 6-4,6-4 |