Stadium: Court 2 Round: 54
| ITF Women Toyota Qual | 2017/11/12 00:30 | Haruna Arakawa v Yukina Saigo | 6-2,6-1 |
| ITF Women Tokyo Qual | 2017/11/04 02:45 | Yukina Saigo v Mei Yamaguchi | 2-6,7-6,3-6 |
| ITF Women Hamamatsu | 2017/10/19 04:00 | Mitsumi Kawasaki v Yukina Saigo | 4-6,6-4,6-1 |
| ITF Women Hamamatsu | 2017/10/18 00:00 | Sakura Hosogi v Yukina Saigo | 1-6,6-4,4-6 |
| ITF Women Hamamatsu Qual | 2017/10/17 06:00 | Yukina Saigo v Minami Shuto | 4-6,2-6 |
| ITF Women Hamamatsu Qual | 2017/10/16 01:00 | Yukina Saigo v Ayano Sonoda | 6-3,6-2 |
| ITF Women Hamamatsu Qual | 2017/10/14 01:00 | Yukina Saigo v Utaka Kishigami | 6-4,6-3 |
| ITF Women Makinohara | 2017/10/12 00:30 | Naomi Cheong v Yukina Saigo | 6-3,6-2 |
| ITF Women Taipei | 2017/06/22 04:15 | Alexandra Bozovic v Erina Hayashi | 6-2,6-2 |
| ITF Women Taipei | 2017/06/20 01:30 | Pei Hsuan Chen v Erina Hayashi | 5-7,6-1,3-6 |
| ITF Women Kofu | 2017/06/16 04:15 | Haruka Kaji v Erina Hayashi | 6-1,6-3 |
| ITF Women Kofu | 2017/06/15 01:00 | Erina Hayashi v Riko Sawayanagi | 6-4,6-1 |
| ITF Women Kofu | 2017/06/13 01:00 | Erina Hayashi v Kimika Sakata | 6-0,6-0 |
| ITF Women Tokyo | 2017/06/07 04:40 | Akiko Omae v Erina Hayashi | 6-2,6-2 |
| ITF Women Tokyo Qual | 2017/06/05 01:00 | Erina Hayashi v Yuxuan Zhang | 7-5,6-1 |
| ITF Women Tokyo Qual | 2017/06/04 02:15 | Erina Hayashi v Karin Terami | 5-7,6-4,6-2 |