Stadium: Court 5 Round: 44
| ITF Women Karuizawa | 2018/05/23 01:00 | Miyabi Inoue v Eri Shimizu | 6-2,6-4 |
| ITF Women Karuizawa Qual | 2018/05/21 02:20 | Megumi Nishimoto v Eri Shimizu | 2-6,6-7 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Eri Shimizu v Michiru Furuya | 3-6,4-6 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Marina Kurosu v Eri Shimizu | 5-7,2-6 |
| ITF Women Toyota Qual | 2017/11/12 00:30 | Eri Shimizu v Chihiro Muramatsu | 1-6,6-7 |
| ITF Women Tokyo Qual | 2017/11/05 01:00 | Eri Shimizu v Tori Kinard | 6-7,1-6 |
| ITF Women Tokyo Qual | 2017/11/04 01:00 | Eri Shimizu v Mihoki Miyahara | 6-2,6-0 |
| ITF Women Kofu Qual | 2017/06/11 04:00 | Eri Shimizu v Ramu Ueda | 6-7,6-1,6-2 |
| ITF Women Fukuoka Qual | 2018/05/06 01:00 | Nagi Hanatani v Satsuki Koike | 6-1,6-4 |
| ITF Women Gifu Qual | 2018/04/29 04:20 | Hiroko Kuwata v Satsuki Koike | 6-4,6-1 |
| ITF Women Gifu Qual | 2018/04/29 01:00 | Satsuki Koike v Mami Hasegawa | 6-1,6-0 |
| ITF Women Osaka Qual | 2018/04/08 03:30 | Satsuki Koike v Dabin Kim | 2-6,5-7 |
| ITF Women Osaka Qual | 2018/04/07 01:30 | Satsuki Koike v Suzuka Furukawa | 6-0,0-6,6-4 |
| ITF Women Nanjing Qual | 2018/03/24 05:30 | Satsuki Koike v Emma Raducanu | 0-6,0-6 |
| ITF Women Nanjing | 2018/03/17 02:30 | Satsuki Koike v Zoe Gwen Scandalis | 5-7,4-6 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Camilla Rosatello v Satsuki Koike | 6-2,6-2 |