Stadium: Indoor 7 Round: 62 Ground: Synthetic outdoor
| ITF Women Hamamatsu | 2018/10/14 06:30 | Nana Kawagishi v Nagisa Morimoto | 6-7,6-0,3-6 |
| ITF Women Hamamatsu | 2018/10/14 02:00 | Nagisa Morimoto v Kiko Nishizato | 6-0,4-6,6-1 |
| ITF Women Kyoto | 2018/09/05 07:20 | Mitsumi Kawasaki v Nagisa Morimoto | 6-4,6-3 |
| ITF Women Kyoto | 2018/09/05 01:00 | Nagisa Morimoto v Sakura Hondo | 7-5,4-6,6-4 |
| ITF Women Jakarta | 2018/07/15 05:30 | Nagisa Morimoto v Yuenu Li | 5-7,6-4,3-6 |
| ITF Women Jakarta | 2018/07/14 03:00 | Nagisa Morimoto v Saumya Vig | 7-5,6-4 |
| ITF Women Daegu Qual | 2018/06/18 01:00 | Yanni Liu v Nagisa Morimoto | 6-2,6-1 |
| ITF Women Daegu Qual | 2018/06/17 01:00 | Sandeul Kim v Nagisa Morimoto | 1-6,0-6 |
| ITF Women Hamamatsu | 2018/10/14 02:00 | Mami Mabuchi v Ari Matsumoto | 5-7,0-6 |
| ITF Women Hamamatsu | 2018/10/14 01:00 | Chihiro Takayama v Ari Matsumoto | 2-6,2-6 |
| ITF Women Makinohara | 2018/10/10 02:25 | Ari Matsumoto v Miharu Imanishi | 4-6,2-6 |
| ITF Women Makinohara | 2018/10/08 02:45 | Ari Matsumoto v Sakura Hosogi | 7-5,6-1 |
| ITF Women Makinohara | 2018/10/07 03:00 | Ari Matsumoto v Yui Chikaraishi | 6-3,6-3 |
| ITF Women Kofu | 2018/06/13 02:45 | Ari Matsumoto v Kai-Chen Chang | 2-6,6-7 |
| ITF Women Karuizawa | 2018/05/24 02:40 | Miyabi Inoue v Ari Matsumoto | 6-4,6-2 |
| ITF Women Karuizawa | 2018/05/22 02:35 | Chisa Hosonuma v Ari Matsumoto | 5-7,2-6 |