Stadium: Center Court A Round: 25 Ground: Hardcourt outdoor
| ITF Hongkong - M25 | 2023/08/29 02:00 | Hikaru Shiraishi v Justin Barki | 6-7,7-6,3-6 |
| ITF Hongkong - M25 | 2023/08/28 02:00 | Hikaru Shiraishi v Anthony Susanto | 6-2,6-4 |
| ITF - Nakhon Si Thammarat M15 | 2023/07/08 02:00 | Ryuki Matsuda v Hikaru Shiraishi | 6-2,3-6,6-4 |
| ITF - Nakhon Si Thammarat M15 | 2023/07/07 02:00 | Hikaru Shiraishi v Yurii Dzhavakian | 6-2,7-5 |
| ITF - Nakhon Si Thammarat M15 | 2023/07/06 03:00 | Hikaru Shiraishi v Patrik Oplustil | 6-3,3-6,6-3 |
| ITF - Karuizawa M15 | 2023/06/03 03:30 | Yuta Kawahashi v Hikaru Shiraishi | 7-5,1-6,10-7 |
| ITF - Karuizawa M15 | 2023/06/01 01:45 | Ryotaro Matsumura v Hikaru Shiraishi | 4-6,2-6 |
| ITF - Karuizawa M15 | 2023/05/31 01:00 | Toru Horie v Hikaru Shiraishi | 4-6,6-4,4-6 |
| ITF - Astana M25 | 2023/08/06 05:00 | Yusuke Takahashi v Renta Tokuda | 0-6,4-6 |
| ITF - Astana M25 | 2023/08/05 06:55 | Renta Tokuda v Khumoyun Sultanov | 4-6,6-1,7-5 |
| ITF - Astana M25 | 2023/08/04 10:30 | Renta Tokuda v Robin Bertrand | 6-3,7-5 |
| ITF - Astana M25 | 2023/08/03 09:00 | Rubin Statham v Renta Tokuda | 3-6,6-4,5-7 |
| ITF - Astana M25 | 2023/08/01 08:10 | Renta Tokuda v Islam Orynbasar | 6-0,6-1 |
| Challenger Astana | 2023/07/26 11:10 | Mikhail Kukushkin v Renta Tokuda | 6-1,6-3 |
| Challenger Astana | 2023/07/24 10:20 | Digvijay Pratap Singh v Renta Tokuda | 3-6,4-6 |
| ITF - Nakhon Si Thammarat M15 | 2023/07/05 04:15 | Yurii Dzhavakian v Renta Tokuda | 6-3,1-6,6-3 |