| ITF Japan F5 MD | 04/02 07:20 | 26 | Matsui T / Takahashi Y v Fukuda S / Oku H | 4-6,4-6 | |
| Challenger Qujing MD | 03/19 05:25 | 26 | Matsui T / Takahashi Y v Cui J / Li Y | 6-4,6-7,5-10 | |
| ITF Chinese Taipei F1 MD | 06/16 05:30 | 28 | Imai S / Niki T v Matsui T / Takahashi Y | 6-2,6-4 | |
| ITF Chinese Taipei F1 MD | 06/15 05:40 | 27 | Matsui T / Takahashi Y v Chiu Y H / Tan L-W | 6-3,6-4 | |
| ITF Chinese Taipei F1 MD | 06/13 05:35 | 26 | Matsui T / Takahashi Y v Ballout J / Tsai C-H | 6-1,7-6 |