| Date | R | Home v Away | - |
|---|---|---|---|
| 04/27 08:30 | - | Natsuki Yamamoto v Kai Kawano | 7-5,6-2 |
| 04/25 00:30 | - | Kai Kawano v Kazuma Kimura | 4-6,3-6 |
| 04/24 00:30 | - | Kai Kawano v Haruki Katsushima | 4-6,4-6 |
| 04/23 00:30 | - | Kai Kawano v Mizuki Kawada | 6-4,6-3 |
| 04/22 00:30 | - | Kai Kawano v Ko Suzuki | 1-6,6-3,3-6 |