| Paraguay Open U21 Women | 2019/09/10 21:30 | Shiomi, Maki v Mutti, Cielo | W | 3-0 |
| Paraguay Open U21 Women | 2019/09/10 15:10 | Shiomi, Maki v Rios, Natasha | W | 3-0 |
| Czech Open Women | 2019/08/21 09:10 | Shiomi, Maki v Mu, Zi | L | 0-4 |
| Australian Open 2019, WS | 2019/07/10 05:30 | Shiomi, Maki v Li, Jiayi | L | 0-4 |
| Australian Open 2019, WS | 2019/07/09 07:30 | Shiomi, Maki v Zion Lee | W | 4-3 |
| Thailand Open Women | 2019/05/25 06:20 | Shiomi, Maki v Narumoto, Ayami | L | 1-4 |
| Thailand Open U21 Women | 2019/05/25 03:00 | Shiomi, Maki v Umemura, Yuka | L | 1-3 |
| Thailand Open U21 Women | 2019/05/24 02:30 | Shiomi, Maki v Tung-Chuan Chien | W | 3-0 |
| Paraguay Open Women | 2019/09/11 19:40 | Ana Codina v Rios, Valentina | L | 3-0 |
| Paraguay Open U21 Women | 2019/09/11 15:55 | Caceres, Panambi v Rios, Valentina | W | 1-3 |
| Paraguay Open Women | 2019/09/10 19:40 | Rios, Valentina v Mutti, Cielo | W | 3-0 |
| Paraguay Open U21 Women | 2019/09/10 15:10 | Bruna Takahashi v Rios, Valentina | L | 3-0 |
| Central American Championships Women | 2019/05/31 00:30 | Medina, Paula v Rios, Valentina | L | 4-1 |
| Qatar Open XD | 2017/04/28 19:00 | Rios, Valentina v Cardenas, Carolina | W | 3-0 |