| Date | R | Home v Away | - |
|---|---|---|---|
| 05/12 00:45 | - | Kai Miyatake v Masaya Kobayashi | 4-6,1-6 |
| 05/11 00:00 | - | Taiki Hosokawa v Masaya Kobayashi | 2-6,1-6 |
| 05/10 00:00 | - | Haruki Katsushima v Masaya Kobayashi | 6-2,5-3 |
| 05/09 06:00 | - | Nicholas Jovanovski v Masaya Kobayashi | 3-6,7-6,6-3 |
| 05/06 00:00 | - | Koki Takada v Masaya Kobayashi | 6-2,6-2 |