Round: 62 Ground: Synthetic outdoor
| ITF Women Kofu Qual | 2018/06/10 01:30 | Sae Haraguchi v Αναστασία Μπερεζόφ | 4-6,1-6 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Γινγκ Ζανγκ v Sae Haraguchi | 6-1,6-2 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Kotomi Takahata v Sae Haraguchi | 6-1,6-1 |
| ITF Women Hamamatsu Qual | 2017/10/17 06:00 | Sae Haraguchi v Μέι Γιαμαγούτσι | 1-6,0-6 |
| ITF Women Hamamatsu Qual | 2017/10/14 01:00 | Ayaka Ozeki v Sae Haraguchi | 2-6,6-4,3-6 |
| ITF Women Kofu Qual | 2017/06/12 03:20 | Μικαέλα Χάετ v Sae Haraguchi | 6-1,6-3 |
| ITF Women Kofu Qual | 2017/06/11 01:00 | Sae Haraguchi v Shiho Hisamatsu | 6-1,3-6,6-0 |
| ITF Women Kofu Qual | 2017/03/25 03:30 | Sae Haraguchi v Μιτσίκα Οζέκι | 1-6,4-6 |
| ITF Women Makinohara | 2018/10/07 03:00 | Αγιούμι Μαγιαμότο v Mayuka Aikawa | 6-4,6-0 |
| ITF Women Kyoto | 2018/09/05 03:30 | Άνρι Ναγκάτα v Mayuka Aikawa | 6-3,6-4 |
| ITF Women Kyoto | 2018/09/02 03:00 | Miyu Nakashima v Mayuka Aikawa | 4-6,4-6 |
| ITF Women Nanao | 2018/08/27 04:45 | Mayuka Aikawa v Kumi So | 2-6,4-6 |
| ITF Women Nanao | 2018/08/26 04:15 | Ιβάνα Πόποβιτς v Mayuka Aikawa | 4-6,4-6 |
| ITF Women Nanao | 2018/08/26 01:00 | Mayuka Aikawa v Chinatsu Shimizu | 6-3,6-3 |
| ITF Women Evansville | 2018/07/25 17:25 | Σαβάννα Λυ-Νγκουιέν v Mayuka Aikawa | 6-4,6-1 |
| ITF Women Evansville | 2018/07/24 14:00 | Caitlin Bernard v Mayuka Aikawa | 5-7,5-7 |