Stadium: Court A Round: 25
| ITF Women Kurume Qual | 2018/05/14 01:00 | Mihoki Miyahara v Megumi Nishimoto | 6-2,6-7,1-6 |
| ITF Women Kurume Qual | 2018/05/13 09:10 | Kyoka Kusano v Megumi Nishimoto | 0-6,0-6 |
| ITF Women Fukuoka Qual | 2018/05/06 01:00 | Robu Kajitani v Megumi Nishimoto | 6-4,6-2 |
| ITF Women Osaka Qual | 2018/04/07 01:30 | Chihiro Muramatsu v Megumi Nishimoto | 6-1,6-1 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Anne-Marie Medcalf v Megumi Nishimoto | 7-6,3-6,7-5 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Megumi Nishimoto v Na Ri Kim | 6-1,5-7,4-6 |
| ITF Women Yokohama | 2018/03/08 01:00 | Harriet Dart v Megumi Nishimoto | 6-3,7-5 |
| ITF Women Yokohama | 2018/03/07 04:25 | Megumi Nishimoto v Georgia Brescia | 6-4,4-6,7-5 |
| ITF Women Hua Hin Qual | 2018/05/07 03:20 | Sakura Hosogi v Aunchisa Chanta | 7-5,3-6,2-6 |
| ITF Women Hua Hin Qual | 2018/05/06 04:00 | Zi Yi Wang v Sakura Hosogi | 4-6,1-6 |
| ITF Women Hua Hin Qual | 2018/05/05 02:30 | Niditra Rajmohan v Sakura Hosogi | 1-6,2-6 |
| ITF Women Osaka Qual | 2018/04/07 04:00 | Ange Oby Kajuru v Sakura Hosogi | 7-5,6-1 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | So-Ra Lee v Sakura Hosogi | 6-1,7-5 |
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Ayano Sonoda v Sakura Hosogi | 4-6,4-6 |
| ITF Women Hamamatsu | 2017/10/18 00:00 | Sakura Hosogi v Yukina Saigo | 1-6,6-4,4-6 |
| ITF Women Kofu Qual | 2017/06/11 05:00 | Michika Ozeki v Sakura Hosogi | 6-2,7-6 |