| UTR Pro Urayasu | 2024/05/09 03:00 | Nicholas Jovanovski v Haruki Katsushima | 2-6,1-6 |
| UTR Pro Suita | 2024/04/26 02:00 | Haruki Katsushima v Kazuma Kimura | 3-6,2-6 |
| UTR Pro Suita | 2024/04/25 02:36 | Haruki Katsushima v Mizuki Kawada | 1-6,6-3,6-2 |
| 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 | Ko Suzuki v Haruki Katsushima | 3-6,6-1,6-2 |
| UTR Pro Kawaguchi | 2024/03/09 02:30 | Haruki Katsushima v Ryotaro Matsumura | 1-6,6-4,2-6 |
| UTR Pro Kawaguchi | 2024/03/08 03:30 | Masaya Kobayashi v Haruki Katsushima | 2-6,1-6 |
| UTR Pro Kawaguchi | 2024/03/07 06:03 | Hiiro Sakamoto v Haruki Katsushima | 4-6,6-7 |
| UTR Pro Urayasu | 2024/05/08 03:00 | Nicholas Jovanovski v Koki Takada | 5-7,2-6 |
| UTR Pro Urayasu | 2024/05/06 00:00 | Koki Takada v Masaya Kobayashi | 6-2,6-2 |
| UTR Pro Kawaguchi | 2024/03/09 00:00 | Natsuki Yamamoto v Koki Takada | 2-6,6-1,6-2 |
| UTR Pro Kawaguchi | 2024/03/07 00:04 | Koki Takada v Hiiro Sakamoto | 5-7,3-6 |