Stadium: Center Court Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2023/12/24 08:00 | Dmitry Dolzhenkov v Christoph Gayk | 6-1,6-4 |
| ITF M15 Monastir | 2023/12/25 09:00 | Anas Bennour Dit Sahli v Natsuki Yamamoto | 6-2,7-6 |
| ITF M15 Monastir | 2023/12/24 08:00 | Natsuki Yamamoto v Vitali Shvets | 6-1,6-3 |
| UTR Pro Noda | 2023/10/21 04:28 | Yuto Takahashi v Natsuki Yamamoto | 7-6,7-6 |
| UTR Pro Noda | 2023/10/20 00:00 | Kazuma Kawachi v Natsuki Yamamoto | 6-4,6-1 |
| UTR Pro Noda | 2023/10/19 04:20 | Sota Tani v Natsuki Yamamoto | 6-7,6-7 |
| UTR Pro Noda | 2023/10/18 00:00 | Chaitanya Irkar v Natsuki Yamamoto | 2-6,4-5 |
| UTR Pro Noda | 2023/10/16 05:00 | Yuto Okuchi v Natsuki Yamamoto | 2-6,3-6 |
| ITF M25 Takasaki | 2023/09/18 00:50 | Ryotaro Matsumura v Natsuki Yamamoto | 6-2,6-1 |