Stadium: Court Central Round: 54
| ITF Women Bethany Beach Qual | 2018/06/04 14:00 | Nicole Hammond v Catherine Leduc | 1-6,6-2,6-3 |
| ITF Women Tacarigua | 2018/05/09 18:30 | Maria Jose Portillo Ramirez v Catherine Leduc | 6-4,6-2 |
| ITF Women Tacarigua | 2018/05/07 14:00 | Hailey Wilcox v Catherine Leduc | 2-6,1-6 |
| ITF Women Charleston Qual | 2018/04/29 15:00 | Chanelle Van Nguyen v Catherine Leduc | 6-1,6-1 |
| ITF Women Charlottesville Qual | 2018/04/22 15:55 | Alexandra Mueller v Catherine Leduc | 7-6,6-2 |
| ITF Women Pelham Qual | 2018/04/09 15:00 | Rachel May Pierson v Catherine Leduc | 6-3,4-6,7-6 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Vivian Mayumi Toma v Catherine Leduc | 0-6,0-6 |
| ITF Women Jackson Qual | 2018/04/02 18:00 | Vania King v Catherine Leduc | 6-3,6-1 |
| ITF Women Singapore Qual | 2018/06/09 03:30 | Nagi Hanatani v Yulia Starodubtsewa | 6-0,6-1 |
| ITF Women Singapore | 2018/06/04 05:10 | Dabin Kim v Nagi Hanatani | 6-3,2-6,7-5 |
| ITF Women Karuizawa | 2018/05/24 02:15 | Tammi Patterson v Nagi Hanatani | 6-3,6-3 |
| ITF Women Karuizawa | 2018/05/22 02:15 | Nagi Hanatani v Yui Chikaraishi | 6-3,6-2 |
| ITF Women Kurume | 2018/05/16 03:10 | Naomi Broady v Nagi Hanatani | 6-4,6-2 |
| ITF Women Fukuoka | 2018/05/09 05:40 | Nagi Hanatani v Misa Eguchi | 2-6,4-6 |
| ITF Women Fukuoka Qual | 2018/05/07 01:00 | Nagi Hanatani v Mina Miyahara | 7-5,5-7,6-7 |
| ITF Women Fukuoka Qual | 2018/05/06 01:00 | Nagi Hanatani v Satsuki Koike | 6-1,6-4 |