Stadium: Center Court Round: 25 Ground: Clay
| ITF M25 Jakarta | 2023/08/09 05:30 | Koki Matsuda v Arthur Weber | 2-6,2-6 |
| UTR Pro Osaka | 2023/07/30 02:00 | Koki Matsuda v Rikuto Yamaguchi | 7-6,6-1 |
| UTR Pro Osaka | 2023/07/29 01:05 | Koki Matsuda v Min Soo Chae | 7-5,5-2 |
| UTR Pro Osaka | 2023/07/27 07:32 | Koki Matsuda v Jake Bhangdia | 6-2,6-4 |
| UTR Pro Osaka | 2023/07/26 04:00 | Mizuki Kawada v Koki Matsuda | 0-6,2-6 |
| UTR Pro Osaka | 2023/07/25 02:00 | Yuto Okuchi v Koki Matsuda | 3-6,3-6 |
| ITF M15 Nakhon Si Thammarat | 2023/07/05 06:15 | Ji Hoon Son v Koki Matsuda | 6-4,3-6,6-3 |
| ITF M15 Jakarta | 2023/06/29 03:00 | Koki Matsuda v Fitriadi M Rifqi | 1-6,4-6 |
| Challenger Lexington | 2023/07/31 15:40 | Yuki Mochizuki v Makoto Ochi | 6-4,6-2 |
| 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 |