| Date | R | Home v Away | - |
|---|---|---|---|
| 08/17 01:30 | - | Kazuki Sugimoto v Kazuma Kawachi | 6-4,4-6,6-4 |
| 08/15 01:43 | - | Kazuma Kawachi v Ryotaro Matsumura | 5-7,6-7 |
| 08/14 00:00 | - | Kazuma Kawachi v Ryo Minakata | 3-6,6-4,7-6 |
| 08/13 01:30 | - | Kazuma Kawachi v Yuki Karatsu | 6-1,7-5 |
| 08/12 03:24 | - | Kazuma Kawachi v Rikuto Yamaguchi | 1-6,6-3,5-0 |
| 03/03 00:30 | - | Kazuma Kawachi v Ryotaro Matsumura | 6-2,6-3 |
| 03/02 03:00 | - | Takuya Kumasaka v Kazuma Kawachi | 4-5 |