| ITF M25 Sapporo MD | 09/06 06:00 | 27 | Kono/Nakagawa v Kawahashi/Taguchi | 4-6,6-3,7-10 | |
| ITF M25 Sapporo MD | 09/04 05:30 | 26 | Kono/Nakagawa v Fradkin/Sakagawa | 6-1,6-3 | |
| ITF M25 Sapporo MD | 09/08 04:40 | 28 | Kono/Nakagawa v Huang/Kikuchi | 0-6,3-6 | |
| ITF M25 Sapporo MD | 09/07 04:30 | 27 | Sekiguchi/Sumizawa v Kono/Nakagawa | Walkover | |
| ITF M25 Sapporo MD | 09/06 05:10 | 26 | Kono/Nakagawa v Masabayashi/Shiraishi | 6-2,4-6,13-11 |