| ITF M15 - Jakarta - HD | 06/28 07:30 | 26 | Susanto/Susanto v Okamura/Sumizawa | 7-6,7-6 | |
| ITF M25 Wuhan MD | 05/08 06:40 | 26 | Okamura/Sumizawa v Noguchi/Tanuma | 6-7,4-6 | |
| ITF M15 - Kashiwa - HD | 04/02 09:05 | 26 | Shiraishi/Watanabe v Okamura/Sumizawa | 6-4,6-7,10-6 | |
| ITF M15 Anning MD | 01/03 07:20 | 27 | Fukuda/Ichikawa v Okamura/Sumizawa | 6-4,6-4 | |
| ITF M15 Anning MD | 01/01 08:55 | 26 | Okamura/Sumizawa v Inui/Moritani | 6-3,6-2 |