Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| Kofu, Singles W-WITF-JPN-02A | 2017/04/01 08:00 | Erika Sema v Na-Lae Han | 2-6,2-6 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/11 02:45 | Ozaki, Risa v Erika Sema | 5-7,6-7 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/09 01:00 | Haruna Arakawa v Erika Sema | 0-6,2-6 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/04 04:05 | Hibi, Mayo v Erika Sema | 6-0,7-5 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/03 00:30 | Chihiro Muramatsu v Erika Sema | 2-6,6-4,3-6 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/02 00:00 | Erika Sema v Choi, Ji-Hee | 6-4,6-3 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/01 00:00 | Erika Sema v Ushijima, Risa | 6-1,6-3 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/25 00:30 | Choi, Ji-Hee v Erika Sema | 6-3,6-0 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/20 01:00 | Gatto-Monticone, Giulia v Erika Sema | 2-6,7-5,6-4 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/11 02:35 | Daria Snigur v Na-Lae Han | 2-6,2-6 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/09 01:00 | Imanishi, Miharu v Na-Lae Han | 3-6,4-6 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/05 03:40 | Chang, Kai-Chen v Na-Lae Han | 6-2,6-3 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/04 05:05 | Dabin Kim v Na-Lae Han | 1-6,2-6 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/02 03:25 | Miyamoto, Ayumi v Na-Lae Han | 3-6,4-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/29 01:00 | Momoko Kobori v Na-Lae Han | 4-6,6-3,7-5 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/28 03:50 | Katherine Sebov v Na-Lae Han | 2-6,4-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/27 01:00 | Chihiro Muramatsu v Na-Lae Han | 3-6,6-3,1-6 |