| ITF Women Kurume Qual | 2017/05/14 08:15 | Erina Hayashi v Ramu Ueda | 6-3,6-4 |
| ITF Women Kurume Qual | 2017/05/14 05:15 | Erina Hayashi v Misaki Matsuda | 6-2,6-1 |
| ITF Women Fukuoka | 2017/05/11 01:00 | Erina Hayashi v Zarina Diyas | 1-6,3-6 |
| ITF Women Fukuoka | 2017/05/10 01:00 | Ayaka Okuno v Erina Hayashi | 3-6,3-6 |
| ITF Women Fukuoka Qual | 2017/05/08 01:00 | Olivia Tjandramulia v Erina Hayashi | 3-6,1-6 |
| ITF Women Fukuoka Qual | 2017/05/07 04:35 | Kotomi Takahata v Erina Hayashi | 4-6,6-2,0-6 |
| ITF Women Fukuoka Qual | 2017/05/07 01:00 | Hina Matsumoto v Erina Hayashi | 0-6,5-7 |
| ITF Women Gifu Qual | 2017/04/30 01:00 | Erina Hayashi v Mai Minokoshi | 1-6,6-3,4-6 |
| ITF Women Kurume Qual | 2017/05/14 08:15 | Mei Yamaguchi v Kotomi Takahata | 6-1,7-6 |
| ITF Women Kurume Qual | 2017/05/14 03:15 | Ayano Sonoda v Mei Yamaguchi | 0-6,3-6 |
| ITF Women Fukuoka Qual | 2017/05/07 06:00 | Mei Yamaguchi v Monique Adamczak | 1-6,3-6 |
| ITF Women Fukuoka Qual | 2017/05/07 01:00 | Mei Yamaguchi v Mina Miyahara | 6-1,6-3 |
| ITF Women Kofu Qual | 2017/03/25 03:30 | Xiyu Wang v Mei Yamaguchi | 6-4,6-2 |
| ITF Women Nishi-Tama | 2017/03/18 03:00 | Kanako Morisaki v Mei Yamaguchi | 7-5,7-5 |
| ITF Women Yokohama Qual | 2017/03/05 03:00 | Mei Yamaguchi v Ramu Ueda | 2-6,2-6 |
| ITF Women Makinohara Qual | 2016/10/09 03:00 | Hayaka Murase v Mei Yamaguchi | 6-2,3-6,6-3 |