Stadium: KDV / Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Jakarta MD | 2023/06/28 07:30 | Susanto/Susanto v Okamura/Sumizawa | 7-6,7-6 |
| ITF M25 Wuhan MD | 2019/05/08 06:40 | Okamura/Sumizawa v Noguchi/Tanuma | 6-7,4-6 |
| ITF M15 Kashiwa MD | 2019/04/02 09:05 | Shiraishi/Watanabe v Okamura/Sumizawa | 6-4,6-7,10-6 |
| ITF M15 Anning MD | 2019/01/03 07:20 | Fukuda/Ichikawa v Okamura/Sumizawa | 6-4,6-4 |
| ITF M15 Anning MD | 2019/01/01 08:55 | Okamura/Sumizawa v Inui/Moritani | 6-3,6-2 |