Stadium: Court 6 Round: 19 Ground: Hardcourt outdoor
| Challenger Lexington | 2023/07/30 17:40 | Yuki Mochizuki v Andre Ilagan | 6-4,7-6 |
| ITF M25 Edwardsville | 2023/07/28 00:00 | Yuki Mochizuki v Vito Tonejc | 7-6,4-6,2-6 |
| ITF M25 Edwardsville | 2023/07/26 15:30 | Yuki Mochizuki v Pierce Rollins | 6-2,6-1 |
| ITF M25 Champaign | 2023/07/21 15:00 | Yuki Mochizuki v Cannon Kingsley | 1-6,3-6 |
| ITF M25 Champaign | 2023/07/20 14:50 | Yuki Mochizuki v Jacob Brumm | 6-3,6-2 |
| ITF M25 Champaign | 2023/07/19 17:20 | Yuki Mochizuki v Matt Hulme | 6-7,7-6,6-3 |
| ITF M25 Anseong | 2023/06/24 05:50 | Sanhui Shin v Yuki Mochizuki | 7-5,1-6,6-3 |
| ITF M25 Anseong | 2023/06/23 04:05 | Hong Chung v Yuki Mochizuki | 3-6,6-7 |
| Challenger Lexington | 2023/07/30 15:55 | Calum Puttergill v Makoto Ochi | 1-6,3-6 |
| ITF M25 Edwardsville | 2023/07/26 14:00 | Makoto Ochi v Cooper Williams | 6-7,6-1,5-7 |
| ITF M25 Champaign | 2023/07/19 14:50 | Sebastian Gorzny v Makoto Ochi | 6-4,6-2 |
| ITF M25 Anseong | 2023/06/20 03:55 | Makoto Ochi v Taisei Ichikawa | 2-6,6-7 |
| ITF M25 Changwon | 2023/06/16 01:00 | Makoto Ochi v Sanhui Shin | 3-6,3-6 |
| ITF M25 Changwon | 2023/06/15 01:25 | Makoto Ochi v Duckhee Lee | 6-0,4-6,6-2 |
| ITF M25 Changwon | 2023/06/14 01:00 | Makoto Ochi v Jun Ha Hyun | 6-0,6-3 |
| ITF M25 Daegu | 2023/06/06 00:50 | Takuya Kumasaka v Makoto Ochi | 6-3,6-1 |