Stadium: Court 3 Round: 44
| ITF Women Goyang Qual | 2018/05/07 02:30 | Yexin Ma v Ah Song | 6-3,3-6,6-0 |
| WTA Anning Qual | 2018/04/28 03:00 | Yexin Ma v Nagi Hanatani | 3-6,2-6 |
| ITF Women Shymkent | 2018/04/19 05:30 | Yexin Ma v Uladzislava Zverava | 0-6,6-3,6-7 |
| ITF Women Shymkent | 2018/04/18 05:00 | Zhibek Kulambayeva v Yexin Ma | 2-6,1-6 |
| ITF Women Shymkent | 2018/04/16 06:30 | Dariya Detkovskaya v Yexin Ma | 4-6,2-6 |
| ITF Women Shymkent | 2018/04/13 05:45 | Yexin Ma v Gozal Ainitdinova | 3-6,5-7 |
| ITF Women Shymkent | 2018/04/12 05:30 | Yexin Ma v Dariya Detkovskaya | 6-4,6-1 |
| ITF Women Shymkent | 2018/04/11 04:00 | Yexin Ma v Komola Umarova | 6-2,6-4 |
| ITF Women Goyang Qual | 2018/05/07 03:30 | Jin Yoo v Ayumi Koshiishi | 3-6,3-6 |
| ITF Women Gifu Qual | 2018/04/29 01:00 | Yuka Asano v Ayumi Koshiishi | 3-6,1-6 |
| ITF Women Osaka Qual | 2018/04/07 01:30 | Ayumi Koshiishi v Akiko Omae | 3-6,2-6 |
| ITF Women Kofu Qual | 2018/03/25 01:00 | Ksenia Lykina v Ayumi Koshiishi | 7-5,6-7,6-3 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Ayumi Koshiishi v Haruna Arakawa | 7-5,6-4 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Kei Kato v Ayumi Koshiishi | 7-5,6-4 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Ji-Hee Choi v Ayumi Koshiishi | 4-6,6-3,6-2 |
| ITF Women Hong Kong | 2018/01/01 03:35 | Risa Ushijima v Ayumi Koshiishi | 6-1,3-6,7-5 |