Round: 54 Ground: Grass
| ITF Women Kofu Qual | 2017/03/25 06:00 | Utaka Kishigami v Haruka Kaji | 4-6,5-7 |
| ITF Women Nishi-Tama | 2017/03/18 02:00 | Utaka Kishigami v Kotomi Takahata | 6-7,7-6,2-6 |
| ITF Women Hamamatsu Qual | 2016/10/15 01:00 | Yumeko Yoshitomi v Utaka Kishigami | 7-5,4-6,0-6 |
| ITF Women Kyoto | 2017/09/07 04:10 | Mei Yamaguchi v Katy Dunne | 5-7,4-6 |
| ITF Women Kyoto | 2017/09/06 03:00 | Mei Yamaguchi v Ramu Ueda | 6-3,6-3 |
| ITF Women Kyoto | 2017/09/05 06:55 | Ayaka Okuno v Mei Yamaguchi | 4-6,2-6 |
| ITF Women Kyoto | 2017/09/04 01:00 | Suzuka Furukawa v Mei Yamaguchi | 0-6,5-7 |
| ITF Women Kofu Qual | 2017/06/11 05:00 | Kumi So v Mei Yamaguchi | 6-4,7-6 |
| ITF Women Karuizawa Qual | 2017/05/21 04:00 | Mihoki Miyahara v Mei Yamaguchi | 7-6,6-4 |
| ITF Women Karuizawa Qual | 2017/05/20 05:30 | Chinatsu Shimizu v Mei Yamaguchi | 2-6,7-6,3-6 |
| ITF Women Kurume Qual | 2017/05/15 01:30 | Erina Hayashi v Mei Yamaguchi | 6-4,6-1 |