Stadium: Court 9 Round: 54 Ground: Hardcourt outdoor
| ITF Women Tokyo | 2017/11/09 03:15 | Mei Yamaguchi v Su Jeong Jang | 5-7,4-6 |
| ITF Women Tokyo | 2017/11/07 04:00 | Mei Yamaguchi v Himari Sato | 6-2,6-3 |
| ITF Women Tokyo Qual | 2017/11/06 01:00 | Mei Yamaguchi v Moyuka Uchijima | 6-2,7-6 |
| ITF Women Tokyo Qual | 2017/11/05 01:00 | Akari Inoue v Mei Yamaguchi | 6-4,1-6,4-6 |
| ITF Women Tokyo Qual | 2017/11/04 02:45 | Yukina Saigo v Mei Yamaguchi | 2-6,7-6,3-6 |
| ITF Women Hamamatsu Qual | 2017/10/17 06:00 | Sae Haraguchi v Mei Yamaguchi | 1-6,0-6 |
| ITF Women Hamamatsu Qual | 2017/10/17 01:00 | Ingrid Neel v Mei Yamaguchi | 3-6,6-4,6-3 |
| ITF Women Makinohara Qual | 2017/10/09 00:30 | Mami Hasegawa v Mei Yamaguchi | 7-5,6-1 |
| ITF Women Perth Qual | 2018/02/19 03:00 | Kyoka Okamura v Chihiro Muramatsu | 6-1,7-5 |
| ITF Women Perth | 2018/02/14 02:00 | Chihiro Muramatsu v Mayo Hibi | 1-6,5-7 |
| ITF Women Perth Qual | 2018/02/12 02:00 | Chihiro Muramatsu v Kaylah McPhee | 7-5,6-2 |
| ITF Women Perth Qual | 2018/02/11 02:00 | Chihiro Muramatsu v Ayumi Morita | 6-3,6-2 |
| ITF Women Launceston | 2018/02/06 00:50 | Chihiro Muramatsu v Allie Kiick | 0-6,1-6 |
| ITF Women Launceston Qual | 2018/02/03 23:00 | Chihiro Muramatsu v Giorgie Jones | 6-0,6-1 |
| ITF Women Burnie | 2018/01/29 23:00 | Viktorija Golubic v Chihiro Muramatsu | 6-3,6-2 |
| ITF Women Burnie Qual | 2018/01/28 23:00 | Chihiro Muramatsu v Ramu Ueda | 6-2,6-0 |