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