Stadium: Court C Round: 62 Ground: Hardcourt outdoor
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Yukina Saigo v Minami Shuto | 6-3,6-1 |
| ITF Women Mallorca | 2018/02/27 09:55 | Yukina Saigo v Estrella Cabeza Candela | 0-6,1-6 |
| ITF Women Mallorca | 2018/02/25 08:30 | Yukina Saigo v Daniella Medvedeva | 6-4,4-6,6-2 |
| ITF Women Mallorca | 2018/02/23 09:40 | Alexandra Perper v Yukina Saigo | 6-3,6-1 |
| ITF Women Mallorca | 2018/02/20 12:45 | Yukina Saigo v Gemma L Navarro | 6-1,4-6,6-3 |
| ITF Women Mallorca | 2018/02/14 10:40 | Julia Payola v Yukina Saigo | 3-6,6-4,6-4 |
| ITF Women Mallorca | 2018/02/07 08:35 | Yukina Saigo v Lisa Ponomar | 3-6,3-6 |
| ITF Women Toyota Qual | 2017/11/12 00:30 | Haruna Arakawa v Yukina Saigo | 6-2,6-1 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Aoi Ishino v Mami Hasegawa | 5-7,0-6 |
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Mami Hasegawa v Ange Oby Kajuru | 6-4,2-6,6-2 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Mami Hasegawa v Risa Ushijima | 1-6,6-3,2-6 |
| ITF Women Hamamatsu Qual | 2017/10/17 06:00 | Mami Hasegawa v Ayumi Koshiishi | 2-6,6-3,6-7 |
| ITF Women Hamamatsu Qual | 2017/10/16 02:00 | Chihiro Takayama v Mami Hasegawa | 3-6,5-7 |
| ITF Women Makinohara | 2017/10/10 00:30 | Mai Hontama v Mami Hasegawa | 6-2,2-6,6-3 |
| ITF Women Makinohara Qual | 2017/10/09 00:30 | Mami Hasegawa v Mei Yamaguchi | 7-5,6-1 |
| ITF Women Makinohara Qual | 2017/10/08 03:30 | Varvara Kuznetsova v Mami Hasegawa | 4-6,2-6 |