Estádio: Centre Court Round: 26 Ground: Hardcourt outdoor
| Billie Jean King Cup | 2016/08/24 06:25 | Ratiwatana/Ratiwatana v Okamura/Tanuma | 7-5,6-3 |
| ITF - M15 Hua Hin - Duplas Masculinas | 2019/08/24 07:30 | Ratiwatana/Ratiwatana v Mousley/Rai | 6-2,6-0 |
| ITF - M15 Hua Hin - Duplas Masculinas | 2019/08/23 10:00 | Ratiwatana/Ratiwatana v Moritani/Suzuki | 6-1,6-2 |
| ITF - M15 Hua Hin - Duplas Masculinas | 2019/08/22 08:00 | Ratiwatana/Ratiwatana v Hong/Park | 6-4,6-1 |
| ITF - M15 Hua Hin - Duplas Masculinas | 2019/08/20 09:20 | Ratiwatana/Ratiwatana v Huang/Wang | 6-1,6-4 |
| Challenger - Yokkaichi - Duplas Masculinas | 2019/08/10 02:00 | Gong/Zhang v Ratiwatana/Ratiwatana | 6-2,6-1 |
| Challenger - Yokkaichi - Duplas Masculinas | 2019/08/08 07:00 | Ratiwatana/Ratiwatana v Sekiguchi/Shimabukuro | 6-7,6-3,10-5 |
| Challenger - Yokkaichi - Duplas Masculinas | 2019/08/06 09:00 | Ratiwatana/Ratiwatana v Shimizu/Tajima | 6-3,6-4 |
| Challenger - Chengdu - Duplas Masculinas | 2019/07/31 07:45 | Ratiwatana/Ratiwatana v Hua/Wu | 5-7,3-6 |
| ITF - M25 Mildura - Duplas Masculinas | 2019/03/06 04:00 | Okamura/Tanuma v Taylor/Taylor | 6-7,5-7 |
| ITF M25 Albury MD | 2019/02/28 05:00 | Look/Romios v Okamura/Tanuma | 6-3,7-6 |
| ITF M25 Albury MD | 2019/02/26 05:50 | Okamura/Tanuma v Emhardt/Reed | 7-6,7-6 |
| ITF - Vietname F2 - Duplas Masculinas | 2018/05/10 03:00 | Okamura/Tanuma v Wong/Yeung | 1-6,2-6 |
| ITF - Vietname F2 - Duplas Masculinas | 2018/05/08 07:30 | Romios/Sinha v Okamura/Tanuma | 7-6,5-7,6-10 |
| ITF - Japão F3 - Duplas Masculinas | 2017/03/22 06:05 | Okamura/Tanuma v Imai/Uesugi | 6-7,3-6 |
| ITF - Tailândia F2 - Duplas Masculinas | 2016/08/29 06:25 | Chung/Hong v Okamura/Tanuma | 6-3,6-3 |
| Billie Jean King Cup | 2016/08/24 06:25 | Ratiwatana/Ratiwatana v Okamura/Tanuma | 7-5,6-3 |