Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF Women Incheon Qual | 2018/05/13 03:30 | Eunhye Lee v Lertpitaksinchai, Nicha | 7-6,3-6,6-3 |
| ITF Women Goyang Qual | 2018/05/07 01:30 | Lertpitaksinchai, Nicha v Eunhye Lee | 3-6,2-6 |
| ITF Women Osaka | 2018/04/12 01:00 | Lertpitaksinchai, Nicha v Xinyu Wang | 3-6,4-6 |
| ITF Women Osaka | 2018/04/10 05:45 | Saito, Yuna v Lertpitaksinchai, Nicha | 2-6,0-6 |
| ITF Women Osaka Qual | 2018/04/09 01:00 | Chiang, Yuki Kristina v Lertpitaksinchai, Nicha | 1-6,3-6 |
| ITF Women Osaka Qual | 2018/04/08 03:30 | Hasegawa, Mami v Lertpitaksinchai, Nicha | 6-2,6-7,4-6 |
| ITF Women Osaka Qual | 2018/04/07 04:00 | Morimoto, Nagisa v Lertpitaksinchai, Nicha | 0-6,3-6 |
| ITF Women Kashiwa Qual | 2018/04/01 00:30 | Lertpitaksinchai, Nicha v Tere-Apisah, Abigail | 3-6,2-6 |
| ITF Women Luan | 2018/05/11 03:00 | Harriet Dart v Karman Kaur Thandi | 2-6,6-2,6-3 |
| ITF Women Luan | 2018/05/10 03:55 | Zhang, Yuxuan v Karman Kaur Thandi | 4-6,7-5,1-6 |
| ITF Women Luan | 2018/05/08 04:30 | Sun, Xu Liu v Karman Kaur Thandi | 3-6,2-6 |
| ITF Women Osaka | 2018/04/11 01:00 | Ninomiya, Makoto v Karman Kaur Thandi | 6-4,6-4 |
| ITF Women Kashiwa Qual | 2018/04/02 01:00 | Karman Kaur Thandi v Chihiro Muramatsu | 5-7,6-7 |
| ITF Women Kashiwa Qual | 2018/04/01 00:30 | Karman Kaur Thandi v Ushijima, Risa | 6-3,6-1 |
| Kofu, Singles W-WITF-JPN-02A | 2018/03/30 03:05 | Bianca Andreescu v Karman Kaur Thandi | 6-2,6-3 |
| Kofu, Singles W-WITF-JPN-02A | 2018/03/29 02:50 | Karman Kaur Thandi v Wachaczyk, Julia | 7-5,7-5 |