| Date | R | Home v Away | - |
|---|---|---|---|
| 05/30 00:55 | 26 | Woobin Shin v Hikaru Shiraishi | 6-1,6-4 |
| 05/29 02:30 | 25 | Yuichiro Inui v Hikaru Shiraishi | 1-6,3-6 |
| 06/03 03:30 | 27 | Yuta Kawahashi v Hikaru Shiraishi | 7-5,1-6,10-7 |
| 06/01 01:45 | 26 | Ryotaro Matsumura v Hikaru Shiraishi | 4-6,2-6 |
| 05/31 01:00 | 25 | Toru Horie v Hikaru Shiraishi | 4-6,6-4,4-6 |