| UTR Pro Urayasu | 2024/05/08 00:00 | Kai Kawano v Taketo Takamisawa | 4-6,4-6 |
| UTR Pro Urayasu | 2024/05/06 00:00 | Takeyasu Sekiguchi v Kai Kawano | 7-5,6-0 |
| UTR Pro Suita | 2024/04/27 08:30 | Natsuki Yamamoto v Kai Kawano | 7-5,6-2 |
| UTR Pro Suita | 2024/04/25 00:30 | Kai Kawano v Kazuma Kimura | 4-6,3-6 |
| UTR Pro Suita | 2024/04/24 00:30 | Kai Kawano v Haruki Katsushima | 4-6,4-6 |
| UTR Pro Suita | 2024/04/23 00:30 | Kai Kawano v Mizuki Kawada | 6-4,6-3 |
| UTR Pro Suita | 2024/04/22 00:30 | Kai Kawano v Ko Suzuki | 1-6,6-3,3-6 |
| UTR Pro Kawaguchi | 2024/03/10 01:30 | Kai Kawano v Hiiro Sakamoto | 4-6,3-6 |