| UTR Pro Yokohama | 03/08 00:00 | 53 | Daiki Yoshimura v Haruki Katsushima | Walkover | |
| UTR Pro Yokohama | 03/07 00:00 | 28 | Haruki Katsushima v Maxwell Benson | 5-7,2-6 | |
| UTR Pro Yokohama | 03/06 07:35 | - | Haruki Katsushima v Daiki Sato | 6-2,6-2 | |
| UTR Pro Yokohama | 03/06 00:00 | - | Haruki Katsushima v Aoi Kambara | 6-2,6-3 | |
| UTR Pro Yokohama | 03/04 00:00 | - | Ryotaro Matsumura v Haruki Katsushima | 6-3,6-1 | |
| UTR Pro Yokohama | 01/29 01:00 | - | Haruki Katsushima v Arjun Mehrotra | CANC | |
| UTR Pro Yokohama | 01/29 01:00 | - | Haruki Katsushima v Keisuke Ota | CANC | |
| UTR Pro Yokohama | 01/28 03:20 | - | Haruki Katsushima v Koki Matsuda | CANC | |
| UTR Pro Yokohama | 01/27 01:00 | - | Maxime Mareschal-Hay v Haruki Katsushima | Walkover | |
| UTR Pro Yokohama | 11/30 00:00 | - | Kai Kawano v Haruki Katsushima | 7-5,5-4 | |
| UTR Pro Yokohama | 11/29 01:00 | - | Haruki Katsushima v Kazuki Nishiwaki | 3-6,7-6,4-6 | |
| UTR Pro Yokohama | 11/27 01:57 | - | Kosuke Morita v Haruki Katsushima | 6-2,2-6,2-6 |