Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Yanagawa | 2023/12/20 02:30 | Taiyo Yamanaka v Yamato Sueoka | 6-2,4-6,6-10 |
| ITF M15 Yanagawa | 2023/12/18 01:00 | Daiki Yoshimura v Yamato Sueoka | 1-6,0-6 |
| ITF M25 Darwin | 2023/09/20 08:20 | Corban Crowther v Yamato Sueoka | 7-6,6-4 |
| ITF M25 Darwin | 2023/09/14 05:30 | Jake Delaney v Yamato Sueoka | 4-6,6-2,7-6 |
| ITF M25 Darwin | 2023/09/13 10:05 | Tom Evans v Yamato Sueoka | 3-6,1-6 |
| ITF M25 Sapporo | 2023/09/04 02:50 | Yamato Sueoka v Shunsuke Wakita | 2-6,2-6 |
| ITF M25 Tainan | 2023/08/25 02:00 | Kazuki Nishiwaki v Yamato Sueoka | 6-2,6-3 |
| ITF M25 Tainan | 2023/08/24 02:00 | Yamato Sueoka v Jake Delaney | 7-5,3-6,6-4 |
| ITF M15 Yanagawa | 2023/12/20 03:00 | Kazuma Kawachi v Yuto Oki | 6-2,6-4 |
| Challenger Yokkaichi | 2023/11/26 01:00 | Nathan Ponwith v Kazuma Kawachi | 6-7,6-4,7-5 |
| ITF M25 Mumbai | 2023/11/21 06:20 | Kazuma Kawachi v Siddhant Banthia | 6-3,6-7,1-6 |
| UTR Pro Noda | 2023/10/21 00:00 | Sora Fukuda v Kazuma Kawachi | 6-1,5-3 |
| UTR Pro Noda | 2023/10/20 00:00 | Kazuma Kawachi v Natsuki Yamamoto | 6-4,6-1 |
| UTR Pro Noda | 2023/10/19 00:00 | Kazuma Kawachi v Yuto Okuchi | 6-4,6-7,6-0 |
| UTR Pro Noda | 2023/10/18 00:00 | Sota Tani v Kazuma Kawachi | 2-6,2-6 |
| UTR Pro Noda | 2023/10/17 01:30 | Chaitanya Irkar v Kazuma Kawachi | 4-6,4-6 |