Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF Women Solo | 2018/07/12 03:00 | Mana Ayukawa v Ayaka Okuno | 6-0,4-6,6-3 |
| ITF Women Solo | 2018/07/11 02:30 | Suzuho Oshino v Ayaka Okuno | 6-7,4-6 |
| ITF Women Solo | 2018/07/10 07:20 | Snehal Mane v Ayaka Okuno | 1-6,4-6 |
| ITF Women Daegu | 2018/06/21 01:00 | Hanna Chang v Ayaka Okuno | 6-2,7-5 |
| ITF Women Daegu | 2018/06/20 02:10 | Eunhye Lee v Ayaka Okuno | 6-3,2-6,5-7 |
| ITF Women Daegu Qual | 2018/06/19 01:00 | Ayaka Okuno v Rio Kitagawa | 6-0,7-6 |
| ITF Women Daegu Qual | 2018/06/18 01:00 | Ayaka Okuno v Jin Ju Lee | 6-0,4-6,6-2 |
| ITF Women Gyeongsan | 2018/06/14 01:00 | Zhibek Kulambayeva v Ayaka Okuno | 7-5,2-6,6-1 |
| ITF Women Hong Kong | 2018/07/10 03:50 | Ayumi Koshiishi v Haine Ogata | 6-1,6-4 |
| ITF Women Daegu Qual | 2018/06/18 03:30 | Sang Hee Park v Haine Ogata | 6-2,6-1 |
| ITF Women Daegu Qual | 2018/06/17 02:00 | So-Hee Yoon v Haine Ogata | 3-6,1-6 |
| ITF Women Gyeongsan | 2018/06/14 03:45 | Haine Ogata v Ho Ching Wu | 3-6,6-7 |
| ITF Women Gyeongsan | 2018/06/13 01:00 | Josephine Boualem v Haine Ogata | 6-3,2-6,2-6 |
| ITF Women Gyeongsan Qual | 2018/06/12 04:00 | Ah Song v Haine Ogata | 5-7,4-6 |
| ITF Women Kurume Qual | 2018/05/13 06:55 | Ange Oby Kajuru v Haine Ogata | 6-3,1-6,6-4 |
| ITF Women Cairo | 2018/05/10 07:30 | Gergana Topalova v Haine Ogata | 6-4,6-1 |