Stadium: Court 1 Round: 54 Ground: Clay
| ITF - Anseong M25 | 2023/06/21 04:10 | Daisuke Sumizawa v Ko Suzuki | 7-5,6-3 |
| ITF - Anseong M25 | 2023/06/19 05:40 | Ko Suzuki v Hayeon Seong | 6-4,6-4 |
| ITF - Anseong M25 | 2023/06/19 02:15 | Ko Suzuki v Min Seong Kim | 6-1,6-2 |
| ITF - Anseong M25 | 2023/06/18 01:00 | Ko Suzuki v Ki Bum Kim | 6-2,6-4 |
| ITF - Karuizawa M15 | 2023/06/01 00:30 | Kazuma Kawachi v Ko Suzuki | 6-2,1-6,7-5 |
| ITF - Karuizawa M15 | 2023/05/31 01:00 | Ko Suzuki v Yamato Sueoka | 7-5,6-7,6-4 |
| ITF - Karuizawa M15 | 2023/05/30 03:00 | Ko Suzuki v Yusuke Kusuhara | 7-6,4-6,10-8 |
| ITF - Kashiwa M25 | 2023/04/02 00:30 | Ko Suzuki v Taiyo Yamanaka | 1-6,6-3,11-13 |
| ITF - Anning M25 | 2023/07/31 01:30 | Jeffrey Hsu v Zhou Mingzhou | 5-7,4-6 |
| ITF - Anning M25 | 2023/07/30 01:00 | Jeffrey Hsu v Zhiyuan Jiang | 6-0,6-0 |
| UTR Pro - Tajwan | 2023/07/16 06:00 | Brody Nejedly-Krall v Jeffrey Hsu | 4-6,3-6 |
| UTR Pro - Tajwan | 2023/07/15 03:08 | Jeffrey Hsu v Lakshya Gupta | 6-3,4-6,3-0 |
| UTR Pro - Tajwan | 2023/07/14 02:30 | Chien Hsun Lo v Jeffrey Hsu | 7-5,0-6,6-3 |
| UTR Pro - Tajwan | 2023/07/13 01:00 | Cheng Tang v Jeffrey Hsu | 4-6,7-5,6-1 |
| UTR Pro - Tajwan | 2023/07/12 01:00 | Matthew Kandel v Jeffrey Hsu | 6-3,6-4 |
| ITF - Irvine M15 | 2023/06/26 17:00 | Jeffrey Hsu v Lui Maxted | 0-6,2-6 |