| UTR Pro Osaka | 2023/07/28 09:15 | Brody Nejedly-Krall v Shu Matsuoka | 1-6,3-6 |
| UTR Pro Osaka | 2023/07/27 06:00 | Hiromasa Koyama v Shu Matsuoka | 1-6,4-6 |
| UTR Pro Osaka | 2023/07/24 05:30 | Shu Matsuoka v Ryoma Matsushita | 3-6,5-7 |
| ITF M15 Monastir | 2023/07/17 07:30 | S Mert Ozdemir v Shu Matsuoka | 1-6,1-6 |
| ITF M15 Monastir | 2023/07/16 15:00 | Shu Matsuoka v Maksim Shin | 3-6,6-1,10-5 |
| ITF M15 Monastir | 2023/07/09 08:30 | Shu Matsuoka v Sanjar Fayziev | 6-3,2-6,5-10 |
| ITF M15 Monastir | 2023/07/03 08:30 | Aleksandr Lobanov v Shu Matsuoka | 6-4,1-6,10-6 |
| ITF M15 Monastir | 2023/06/28 10:00 | Adit Sinha v Shu Matsuoka | 6-3,6-1 |
| UTR Pro Osaka | 2023/07/28 05:43 | Hiroki Fujita v Shion Itsusaki | 1-6,2-3 |
| UTR Pro Osaka | 2023/07/27 00:30 | Shin Inoue v Shion Itsusaki | 3-6,6-3,6-4 |
| UTR Pro Osaka | 2023/07/26 08:28 | Christian Heaney-Secord v Shion Itsusaki | 3-6,5-7 |
| UTR Pro Osaka | 2023/07/24 07:00 | Rikuto Yamaguchi v Shion Itsusaki | 6-4,2-6,6-3 |
| UTR Pro Miki | 2023/02/12 00:30 | Hiromasa Koyama v Shion Itsusaki | 4-6,6-4,5-7 |
| UTR Pro Miki | 2023/02/11 05:15 | Shion Itsusaki v So Ogiri | 6-4,6-3 |
| UTR Pro Miki | 2023/02/10 02:00 | Shun Oue v Shion Itsusaki | 6-2,6-1 |
| UTR Pro Miki | 2023/02/09 02:00 | Tomohiro Masabayashi v Shion Itsusaki | 6-1,6-4 |