| UTR Pro Kawaguchi | 2024/08/12 03:24 | Kazuma Kawachi v Rikuto Yamaguchi | 1-6,6-3,5-0 |
| ITF M15 Nakhon Si Thammarat | 2024/07/10 02:00 | Daisuke Sumizawa v Kazuma Kawachi | 7-6,6-7,6-2 |
| ITF M15 Ust-Kamenogorsk | 2024/07/05 10:00 | Egor Agafonov v Kazuma Kawachi | 6-4,2-6,6-4 |
| ITF M15 Ust-Kamenogorsk | 2024/07/04 05:00 | Kazuma Kawachi v Maksim Shin | 6-3,0-6,6-2 |
| ITF M15 Ust-Kamenogorsk | 2024/07/03 06:05 | Daniel Ibragimov v Kazuma Kawachi | 2-6,4-6 |
| ITF M15 Ust-Kamenogorsk | 2024/06/27 05:00 | Kazuma Kawachi v Sergey Fomin | 2-6,2-6 |
| ITF M15 Ust-Kamenogorsk | 2024/06/26 06:40 | Kazuma Kawachi v Timur Maulenov | 6-1,6-2 |
| ITF M15 Hong Kong | 2024/06/19 03:40 | Thanapet Chanta v Kazuma Kawachi | 6-2,1-6,6-2 |
| UTR Pro Kawaguchi | 2024/08/12 03:30 | Yuki Karatsu v Ryotaro Matsumura | 3-6,1-5 |
| UTR Pro Kawaguchi | 2024/03/09 23:00 | Kazuma Kimura v Yuki Karatsu | 4-6,1-5 |
| UTR Pro Kawaguchi | 2024/03/09 02:15 | Masaya Kobayashi v Yuki Karatsu | 2-6,3-6 |
| UTR Pro Kawaguchi | 2024/03/08 03:30 | Taisei Miyamoto v Yuki Karatsu | 6-4,6-2 |
| UTR Pro Kawaguchi | 2024/03/07 02:30 | Natsuki Yamamoto v Yuki Karatsu | 6-0,5-0 |
| UTR Pro Kawaguchi | 2024/03/04 07:43 | Yusuke Yoshikawa v Yuki Karatsu | 6-4,6-2 |
| UTR Pro Kawaguchi | 2024/03/04 01:30 | Yuki Karatsu v Oliver Welch | 6-3,6-4 |
| UTR Pro Kawaguchi | 2024/03/03 04:34 | Ryoto Tachi v Yuki Karatsu | 6-0,7-6 |