| Date | R | Home v Away | - |
|---|---|---|---|
| 06/29 03:00 | 26 | Koki Matsuda v M Rifqi Fitriadi | 1-6,4-6 |
| 06/27 05:00 | 25 | Koki Matsuda v Issei Okamura | 6-3,7-6 |
| 06/23 02:00 | 27 | Koki Matsuda v Yurii Dzhavakian | 6-3,4-6,5-7 |
| 06/22 02:00 | 26 | Koki Matsuda v Kazuma Kawachi | 7-6,4-6,6-2 |
| 06/20 05:00 | 25 | Yusuke Takahashi v Koki Matsuda | Retired |