Stadium: COURT F Round: 54 Ground: Synthetic outdoor
| 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 |
| ITF Women Karuizawa Qual | 2018/05/21 01:00 | Alexandra Riley v Ari Matsumoto | 0-6,4-6 |
| ITF Women Kurume | 2018/05/16 01:00 | Rika Fujiwara v Ari Matsumoto | 3-6,6-3,6-4 |
| ITF Women Kurume Qual | 2018/05/15 01:00 | Yuki Kristina Chiang v Ari Matsumoto | 0-6,0-6 |
| ITF Women Kurume Qual | 2018/05/14 02:30 | Ari Matsumoto v Chihiro Takayama | 1-6,6-3,6-2 |
| ITF Women Kurume Qual | 2018/05/13 08:25 | Ari Matsumoto v Nao Itoyama | 6-0,6-0 |
| ITF Women Taipei | 2018/07/26 04:40 | Michiru Furuya v Sakura Hosogi | 6-3,6-2 |
| ITF Women Taipei | 2018/07/24 02:00 | Shiori Fukuda v Sakura Hosogi | 3-6,3-6 |
| ITF Women Taipei | 2018/07/23 03:00 | Jiakang Li v Sakura Hosogi | 0-6,0-6 |
| ITF Women Hong Kong | 2018/07/14 02:00 | Eudice Chong v Sakura Hosogi | 6-0,4-6,6-3 |
| ITF Women Hong Kong | 2018/07/13 03:00 | Sakura Hosogi v Ayumi Koshiishi | 3-6,6-4,6-3 |
| ITF Women Hong Kong | 2018/07/12 02:00 | Michaela Haet v Sakura Hosogi | 7-5,3-6,6-7 |
| ITF Women Hong Kong | 2018/07/11 04:20 | Kwan Yau Ng v Sakura Hosogi | 6-7,3-6 |
| ITF Women Hong Kong | 2018/07/09 07:10 | Sakura Hosogi v Kanika Vaidya | 6-4,6-4 |