Stadium: Center Court Round: 62
| ITF Women Incheon Qual | 2018/05/14 03:30 | Ayumi Koshiishi v Seo-Kyung Kang | 6-0,6-2 |
| ITF Women Incheon Qual | 2018/05/13 03:30 | Freya Christie v Ayumi Koshiishi | 4-6,2-6 |
| ITF Women Goyang | 2018/05/09 04:55 | Ayumi Koshiishi v So-Ra Lee | 6-7,3-6 |
| ITF Women Goyang Qual | 2018/05/08 05:05 | Yexin Ma v Ayumi Koshiishi | 4-6,3-6 |
| 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 Incheon Qual | 2018/05/14 05:00 | Chin-Wei Chan v Eunhye Lee | 0-6,0-6 |
| ITF Women Incheon Qual | 2018/05/13 03:30 | Eunhye Lee v Nicha Lertpitaksinchai | 7-6,3-6,6-3 |
| ITF Women Goyang Qual | 2018/05/08 01:00 | Eunhye Lee v So-Ra Lee | 4-6,2-6 |
| ITF Women Goyang Qual | 2018/05/07 01:30 | Nicha Lertpitaksinchai v Eunhye Lee | 3-6,2-6 |
| ITF Women Goyang Qual | 2018/05/06 06:15 | Eunhye Lee v Da Hye Kim | 6-4,6-3 |
| ITF Women Nanjing | 2018/04/05 08:55 | Ao Gai v Eunhye Lee | 6-3,6-1 |
| ITF Women Nanjing | 2018/04/03 02:00 | Eunhye Lee v Yexin Ma | 7-5,6-1 |
| ITF Women Nanjing Qual | 2018/04/02 04:20 | Lingwei Kong v Eunhye Lee | 2-6,6-2,4-6 |