Stadium: Court 3 Round: 28 Ground: Hardcourt outdoor
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/29 03:30 | Hibi, Mayo v Arina Rodionova | 6-0,6-1 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/28 02:50 | Stephanie Wagner v Hibi, Mayo | 2-6,1-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/27 03:20 | Kozaki, Mio v Hibi, Mayo | 0-6,0-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/22 01:00 | Hibi, Mayo v Stephanie Wagner | 6-1,3-6,2-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/21 02:00 | Cepelova, Jana v Hibi, Mayo | 1-6,5-7 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/20 05:15 | Hibi, Mayo v Burrage, Jodie Anna | 6-0,4-6,6-2 |
| Nishi-Tama, Simples W-ITF-JPN-04A | 2019/03/14 02:40 | Ayano Shimizu v Hibi, Mayo | 6-2,6-3 |
| Nishi-Tama, Simples W-ITF-JPN-04A | 2019/03/13 05:05 | Hibi, Mayo v Francesca Jones | 6-4,6-0 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/29 02:30 | Gatto-Monticone, Giulia v Zhang, Yuxuan | 6-4,6-1 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/28 01:00 | Rebecca Marino v Gatto-Monticone, Giulia | 3-6,4-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/26 01:00 | Morgina, Anna v Gatto-Monticone, Giulia | 3-6,4-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/23 02:55 | Lee, Hua-Chen v Gatto-Monticone, Giulia | 7-5,6-0 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/22 02:00 | Momoko Kobori v Gatto-Monticone, Giulia | 6-7,2-6 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/21 03:45 | Gatto-Monticone, Giulia v Sandra Samir | 6-4,6-0 |
| Kofu, Qualifications Simples W-ITF-JPN-05A | 2019/03/20 01:00 | Gatto-Monticone, Giulia v Erika Sema | 2-6,7-5,6-4 |
| Nishi-Tama, Simples W-ITF-JPN-04A | 2019/03/16 02:00 | Lopatetska, Daria v Gatto-Monticone, Giulia | 6-2,6-2 |