Stadium: Court C1 Round: 25 Ground: Hardcourt outdoor
| ITF Women Tsukuba | 2018/08/20 04:20 | Anri Nagata v Mana Ayukawa | 0-6,4-6 |
| ITF Women Tsukuba | 2018/08/19 00:30 | Robu Kajitani v Mana Ayukawa | 1-6,0-6 |
| ITF Women Nonthaburi | 2018/08/15 02:00 | Mana Ayukawa v Patcharin Cheapchandej | 3-6,3-6 |
| ITF Women Nonthaburi | 2018/08/13 02:00 | Chihiro Muramatsu v Mana Ayukawa | 5-7,5-7 |
| ITF Women Nonthaburi | 2018/08/12 02:00 | Ching-Wen Hsu v Mana Ayukawa | 2-6,5-7 |
| ITF Women Nonthaburi | 2018/08/11 04:25 | Natcharee Teerachodjiranon v Mana Ayukawa | 0-6,3-6 |
| ITF Women Jinan | 2018/08/06 03:25 | Siqi Cao v Mana Ayukawa | 7-5,6-3 |
| ITF Women Jinan | 2018/08/05 07:30 | Mana Ayukawa v Kwan Yau Ng | 2-6,7-5,6-1 |
| ITF Women Nonthaburi | 2018/08/15 03:55 | Bunyawi Thamchaiwat v Haruna Arakawa | 4-6,2-6 |
| ITF Women Nonthaburi | 2018/08/14 04:20 | Destanee Aiava v Bunyawi Thamchaiwat | 0-6,6-4,4-6 |
| ITF Women Nonthaburi | 2018/08/08 03:30 | Barbora Stefkova v Bunyawi Thamchaiwat | 6-3,6-3 |
| ITF Women Nonthaburi | 2018/08/06 02:30 | Bunyawi Thamchaiwat v Destanee Aiava | 1-6,6-3,6-0 |
| ITF Women Nonthaburi | 2018/07/16 03:50 | Bunyawi Thamchaiwat v Rutuja Bhosale | 2-6,2-6 |
| ITF Women Nonthaburi | 2018/07/11 02:00 | Bunyawi Thamchaiwat v Peangtarn Plipuech | 1-6,2-6 |
| ITF Women Nonthaburi | 2018/07/09 04:55 | Bunyawi Thamchaiwat v Ji-Hee Choi | 6-0,6-2 |
| ITF Women Singapore | 2018/06/12 05:35 | Julia Glushko v Bunyawi Thamchaiwat | 6-1,6-2 |