| Date | R | Ομάδα 1 v Ομάδα 2 | - |
|---|---|---|---|
| 06/20 07:15 | 25 | Λούκα Καστελνουόβο v Masaki Sasai | 6-4,4-6,6-3 |
| 05/27 04:25 | 27 | Masato Shiga v Masaki Sasai | 6-2,6-1 |
| 05/25 00:00 | 26 | Masaki Sasai v Yuya Kibi | Retired |
| 05/26 00:00 | - | Hiromasa Oku v Masaki Sasai | 6-1,6-1 |
| 05/27 00:00 | - | Masaki Sasai v Shunrou Takeshima | 4-6,2-6 |