Stadium: Court 3 Round: 25
| ITF Women Nishi-Tama | 2018/03/20 01:00 | Na-Lae Han v Yuki Kristina Chiang | 3-6,4-6 |
| ITF Women Toyota | 2018/03/14 05:00 | Na-Lae Han v Bianca Andreescu | 3-6,3-6 |
| ITF Women Yokohama | 2018/03/10 06:10 | Harriet Dart v Na-Lae Han | 4-6,6-3,6-1 |
| ITF Women Yokohama | 2018/03/09 07:00 | Jia-Jing Lu v Na-Lae Han | 3-6,4-6 |
| ITF Women Yokohama | 2018/03/08 01:00 | Na-Lae Han v Junri Namigata | 6-3,6-1 |
| ITF Women Yokohama | 2018/03/06 04:25 | Dejana Radanovic v Na-Lae Han | 1-6,4-6 |
| 2018 Fed Cup | 2018/02/09 07:50 | Luksika Kumkhum v Na-Lae Han | 6-0,2-6,7-5 |
| 2018 Fed Cup | 2018/02/08 06:00 | Nao Hibino v Na-Lae Han | 1-6,7-6,6-2 |
| ITF Women Kashiwa Qual | 2018/04/02 02:35 | Momoko Kobori v Sunam Jeong | 6-0,6-2 |
| ITF Women Kashiwa Qual | 2018/04/01 05:00 | Momoko Kobori v Yuki Kristina Chiang | 6-2,6-3 |
| ITF Women Kofu Qual | 2018/03/26 03:55 | Momoko Kobori v Rebecca Marino | 6-2,2-6,3-6 |
| ITF Women Kofu Qual | 2018/03/25 02:30 | Momoko Kobori v Chin-Wei Chan | 6-2,6-2 |
| ITF Women Kofu Qual | 2018/03/24 03:00 | Momoko Kobori v Yumeko Yoshitomi | 6-0,6-1 |
| ITF Women Toyota Qual | 2018/03/12 03:25 | Momoko Kobori v Ya-Hsuan Lee | 7-5,2-6,1-6 |
| ITF Women Toyota Qual | 2018/03/11 05:00 | Momoko Kobori v Yexin Ma | 5-7,7-5,6-0 |
| ITF Women Toyota Qual | 2018/03/10 08:00 | Momoko Kobori v Naomi Cheong | 6-0,6-0 |