| ITF Japan F5 MD | 04/06 04:55 | 28 | Imai/Niki v Hatakeyama/Itsusaki | 6-4,6-4 | |
| ITF Japan F5 MD | 04/05 05:30 | 27 | Hatakeyama/Itsusaki v Matsuo/Sumizawa | 6-2,6-4 | |
| ITF Japan F5 MD | 04/04 06:50 | 26 | Okamura/Wu v Hatakeyama/Itsusaki | 3-6,4-6 | |
| ITF Japan F3 MD | 03/23 04:00 | 27 | Ito/Yamasaki v Hatakeyama/Itsusaki | 6-4,6-1 | |
| ITF Japan F3 MD | 03/22 06:00 | 26 | Hatakeyama/Itsusaki v Matsuo/Sumizawa | 6-1,6-3 | |
| Challenger Yokohama MD | 02/27 03:00 | 26 | Gong/Zhang v Hatakeyama/Itsusaki | 6-1,6-3 |