Ground: Hardcourt outdoor
| ITF M25 Takasaki | 2023/09/20 01:00 | Ryotaro Matsumura v Toru Horie | 6-0,5-7,7-6 |
| ITF M25 Takasaki | 2023/09/18 01:00 | Toru Horie v Lennon-Roark Jones | 6-4,7-5 |
| ITF M25 Takasaki | 2023/09/17 01:00 | Tomohiro Masabayashi v Toru Horie | 1-6,3-6 |
| ITF M25 Sapporo | 2023/09/10 01:00 | Toru Horie v Omar Fields | 6-3,3-6,9-11 |
| ITF M15 Karuizawa | 2023/05/31 01:00 | Toru Horie v Hikaru Shiraishi | 4-6,6-4,4-6 |
| ITF M15 Karuizawa | 2023/05/30 02:00 | Toru Horie v Taki Adachi | 6-2,6-1 |
| ITF M15 Karuizawa | 2023/05/28 01:15 | Ryusuke Horiuchi v Toru Horie | 2-6,4-6 |
| ITF M15 Monastir | 2023/05/10 14:10 | Toru Horie v Thomas Braithwaite | 2-6,6-3,6-7 |
| ITF M25 Takasaki | 2023/09/20 04:00 | Hayato Matsuoka v Collin Altamirano | 7-5,4-6,2-6 |
| ITF M25 Takasaki | 2023/09/18 02:40 | Hayato Matsuoka v Azuma Visaya | 6-4,5-7,10-5 |
| ITF M25 Takasaki | 2023/09/17 05:00 | Hayato Matsuoka v Ren Nakamura | 6-1,7-5 |
| ITF M25 Sapporo | 2023/09/16 03:55 | Naoki Nakagawa v Hayato Matsuoka | 6-2,6-2 |
| ITF M25 Sapporo | 2023/09/15 04:50 | Hayato Matsuoka v Yuta Kawahashi | 7-5,6-4 |
| ITF M25 Sapporo | 2023/09/15 01:00 | Kazuma Kawachi v Hayato Matsuoka | 3-6,6-0,4-6 |
| ITF M25 Sapporo | 2023/09/13 01:00 | Hayato Matsuoka v Ryotaro Taguchi | 6-2,3-6,6-3 |
| ITF M25 Sapporo | 2023/09/11 02:20 | Hayato Matsuoka v Chih Chi Huang | 6-2,3-6,10-4 |