| Date | R | Home v Away | - |
|---|---|---|---|
| 09/09 03:30 | 54 | Shunsuke Nakagawa v Seiya Nakanishi | 6-2,6-2 |
| 09/08 01:00 | 54 | Yusuke Yoshikawa v Seiya Nakanishi | 7-6,6-7,7-10 |
| 09/02 02:35 | 54 | Brandon Perez v Seiya Nakanishi | 7-5,6-1 |
| 09/05 04:15 | 25 | Issei Okamura v Seiya Nakanishi | 6-1,6-1 |
| 09/04 03:35 | 54 | Ryusuke Horiuchi v Seiya Nakanishi | 6-4,2-6,10-12 |
| 09/01 02:50 | 26 | Rio Noguchi v Seiya Nakanishi | 6-0,6-3 |