Stadium: Center Court Round: 25
| Suzhou, Simples W-WITF-CHN-16A | 2018/10/15 04:20 | Jiang, Xinyu v Gai, AO | 6-0,6-3 |
| Suzhou, Simples W-WITF-CHN-16A | 2018/10/14 06:25 | Yanni Liu v Gai, AO | 4-6,6-4,2-6 |
| WTA Guangzhou | 2018/09/15 03:40 | Gai, AO v Namigata, Junri | 1-6,6-3,1-6 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/21 00:30 | Naiktha Bains v Gai, AO | 6-3,6-3 |
| ITF Women Guiyang | 2018/08/16 04:15 | Gai, AO v Anastasia Gasanova | 4-6,4-6 |
| ITF Women Guiyang | 2018/08/14 08:55 | Gai, AO v Wushuang Zheng | 3-6,6-2,6-2 |
| ITF Women Jinan | 2018/08/08 07:00 | Gai, AO v Su Jeong Jang | 2-6,6-4,2-6 |
| WTA Nanchang Qual | 2018/07/21 11:25 | Gai, AO v Inoue, Miyabi | 0-6,5-7 |
| ITF Women Darwin | 2018/09/25 04:50 | Xu, Shilin v Erika Sema | 6-2,7-6 |
| WTA Tokyo | 2018/09/15 04:35 | Erika Sema v Nao Hibino | 0-6,0-6 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/24 01:00 | Zhang, Kai Lin v Erika Sema | 6-2,6-3 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/23 00:30 | Kyoka Okamura v Erika Sema | 6-1,4-6,3-6 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/22 00:30 | Erika Sema v Jovic, J. | 7-5,6-1 |
| ITF Women Guiyang | 2018/08/14 04:55 | Anastasia Gasanova v Erika Sema | 6-2,6-2 |
| ITF Women Jinan | 2018/08/08 10:45 | Erika Sema v Minokoshi, Mai | 2-6,0-6 |
| ITF Women Granby | 2018/07/26 16:45 | Glushko, Julia v Erika Sema | 6-4,6-3 |