| UTR Pro Urayasu | 2024/05/10 00:00 | Yusuke Yoshikawa v Christopher Kosei Ono | 6-1,7-6 |
| UTR Pro Urayasu | 2024/05/08 03:30 | Yuki Mochizuki v Christopher Kosei Ono | 4-6,6-2,6-2 |
| UTR Pro Urayasu | 2024/05/06 04:30 | Hamish Bartos v Christopher Kosei Ono | 5-7,3-6 |
| UTR Pro Kawaguchi | 2024/03/09 00:00 | Rei Sato v Christopher Kosei Ono | 3-6,7-6,6-7 |
| UTR Pro Kawaguchi | 2024/03/08 05:00 | Masaya Yufu v Christopher Kosei Ono | 2-6,0-6 |
| UTR Pro Kawaguchi | 2024/03/07 01:00 | Kai Kawano v Christopher Kosei Ono | 6-4,6-2 |
| UTR Pro Kawaguchi | 2024/03/05 01:00 | Kazuma Kimura v Christopher Kosei Ono | 3-6,0-6 |
| UTR Pro Kawaguchi | 2024/03/04 07:00 | Riku Takahata v Christopher Kosei Ono | 6-1,6-1 |