Stadium: Court C1 Round: 54 Ground: Hardcourt outdoor
| ITF Women Nonthaburi | 2018/08/12 03:25 | Ange Oby Kajuru v Jia Qi Ren | 4-6,4-6 |
| ITF Women Nonthaburi | 2018/08/11 07:30 | Nudnida Luangnam v Ange Oby Kajuru | 4-6,7-6,2-6 |
| ITF Women Budapest Qual | 2018/07/07 13:25 | Cornelia Lister v Ange Oby Kajuru | 6-2,6-1 |
| ITF Women Jablonec Nad Nisou | 2018/06/26 08:00 | Alexandra Silna v Ange Oby Kajuru | 2-6,6-1,6-4 |
| ITF Women Kofu Qual | 2018/06/10 00:00 | Ange Oby Kajuru v Mana Kawamura | 6-7,4-6 |
| ITF Women Hua Hin | 2018/06/05 04:00 | Ange Oby Kajuru v Kaylah McPhee | 6-7,0-6 |
| ITF Women Hua Hin Qual | 2018/06/04 05:05 | Ange Oby Kajuru v Jia Qi Ren | 6-1,6-2 |
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Angelique Svinos v Ange Oby Kajuru | 1-6,4-6 |
| ITF Women Nonthaburi | 2018/08/11 03:00 | Ayumi Koshiishi v Punnin Kovapitukted | 2-6,2-6 |
| ITF Women Nonthaburi | 2018/08/06 05:15 | Lou Brouleau v Ayumi Koshiishi | 6-1,6-3 |
| ITF Women Nonthaburi | 2018/08/05 04:15 | Michika Ozeki v Ayumi Koshiishi | 7-6,5-7,3-6 |
| ITF Women Nonthaburi | 2018/08/04 06:10 | Jia Qi Ren v Ayumi Koshiishi | 1-6,6-1,2-6 |
| ITF Women Taipei | 2018/07/26 02:00 | Ayumi Koshiishi v Hua-Chen Lee | 3-6,0-6 |
| ITF Women Taipei | 2018/07/24 03:45 | Ting-Pei Chang v Ayumi Koshiishi | 2-6,1-6 |
| 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 | Ayumi Koshiishi v Zeel Desai | 7-5,6-1 |