| Date | R | Home v Away | - |
|---|---|---|---|
| 04/28 00:30 | - | Natsuki Yamamoto v Hiiro Sakamoto | 6-4,7-6 |
| 04/27 08:30 | - | Natsuki Yamamoto v Kai Kawano | 7-5,6-2 |
| 04/26 04:43 | - | Natsuki Yamamoto v Kohtaro Kuriyama | 6-2,3-6,2-6 |
| 04/23 06:08 | - | Natsuki Yamamoto v Shion Itsusaki | 7-6,4-6,6-4 |
| 04/22 02:00 | - | Yuta Kikuchi v Natsuki Yamamoto | 6-3,6-4 |