Stadium: Court 10 Round: 62 Ground: Synthetic outdoor
| ITF Women Kyoto | 2018/09/05 01:00 | Kanako Osafune v Mitsumi Kawasaki | 4-6,6-7 |
| ITF Women Taipei | 2018/07/23 03:00 | Yi Tsen Cho v Kanako Osafune | 3-6,6-2,7-6 |
| ITF Women Kofu Qual | 2018/06/09 04:00 | Hikaru Sato v Kanako Osafune | 6-3,6-2 |
| ITF Women Kofu Qual | 2018/06/09 00:00 | Sumire Ri v Kanako Osafune | 4-6,1-6 |
| ITF Women Sharm El Sheikh | 2018/04/08 08:00 | Barbora Miklova v Kanako Osafune | 6-3,6-2 |
| ITF Women Sharm El Sheikh | 2018/04/01 08:00 | Barbora Miklova v Kanako Osafune | 6-4,6-3 |
| ITF Women Sharm El Sheikh | 2018/03/26 08:00 | Kanako Osafune v Bhuvana Kalva | 2-6,4-6 |
| ITF Women Sharm El Sheikh | 2018/03/25 10:30 | Maria Patrascu v Kanako Osafune | 4-6,3-6 |
| ITF Women Makinohara | 2018/10/10 03:35 | Mai Hontama v Minami Shuto | 6-0,7-6 |
| ITF Women Makinohara | 2018/10/08 00:30 | Megumi Nishimoto v Minami Shuto | 5-7,2-6 |
| ITF Women Makinohara | 2018/10/07 00:30 | Minami Shuto v Yuqi Sheng | 5-7,6-4,6-2 |
| ITF Women Kyoto | 2018/09/06 01:00 | Minami Shuto v Tori Kinard | 2-6,4-6 |
| ITF Women Kyoto | 2018/09/05 03:00 | Ayaka Okuno v Minami Shuto | 5-7,4-6 |
| ITF Women Kyoto | 2018/09/04 01:00 | Eimi Friant v Minami Shuto | 1-6,0-6 |
| ITF Women Nanao | 2018/08/27 01:00 | Kotomi Takahata v Minami Shuto | 7-6,6-3 |
| ITF Women Nanao | 2018/08/26 04:20 | Minami Shuto v Akari Inoue | 6-4,1-6,6-2 |