Stadium: Center Court Round: 25 Ground: Hardcourt outdoor
| ITF M15 Yanagawa | 2023/12/24 01:00 | Taisei Ichikawa v Hikaru Shiraishi | 3-6,6-2,1-6 |
| ITF M15 Yanagawa | 2023/12/23 01:00 | Hikaru Shiraishi v Masamichi Imamura | 6-3,6-2 |
| 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 |
| Challenger Matsuyama | 2023/11/07 03:25 | Sho Katayama v Geoffrey Blancaneaux | 0-6,4-6 |
| Challenger Matsuyama | 2022/11/08 04:50 | Yu Hsiou Hsu v Sho Katayama | 7-5,6-4 |
| ITF M15 Akishima | 2019/06/14 01:00 | Ryohei Tagata v Sho Katayama | 7-6,6-4 |
| ITF M15 Akishima | 2019/06/13 01:00 | Kosuke Okagaki v Sho Katayama | 3-6,3-6 |
| ITF M15 Akishima | 2019/06/12 01:00 | Sho Katayama v Kento Takeuchi | 6-0,6-4 |
| ITF M15 Guam | 2019/06/07 01:35 | Sho Katayama v Hiroyasu Ehara | 3-6,4-6 |
| ITF M15 Guam | 2019/06/06 00:00 | Sho Katayama v Naoki Takeda | 7-6,6-1 |
| ITF M15 Guam | 2019/06/04 01:55 | Sho Katayama v Tomohiro Masabayashi | 6-4,7-6 |