Stadium: Court 11 Round: 62
| ITF Women Nishi-Tama | 2018/03/22 03:00 | Mayuka Aikawa v Risa Ushijima | 6-3,2-6,3-6 |
| ITF Women Osaka Qual | 2018/04/07 04:00 | Kanako Morisaki v Mayuka Aikawa | 6-7,3-6 |
| ITF Women Kofu Qual | 2018/03/25 01:00 | Mayuka Aikawa v Aiko Yoshitomi | 6-7,5-7 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Mayuka Aikawa v Sakura Hondo | 6-4,6-2 |
| ITF Women Nishi-Tama | 2018/03/22 03:00 | Mayuka Aikawa v Risa Ushijima | 6-3,2-6,3-6 |
| ITF Women Nishi-Tama | 2018/03/21 04:30 | Julia Wachaczyk v Mayuka Aikawa | 6-4,2-6,3-6 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Mayuka Aikawa v Kei Kato | 6-3,3-6,6-1 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Mayuka Aikawa v Anne-Marie Medcalf | 3-6,6-3,6-4 |
| ITF Women Nishi-Tama | 2018/03/17 03:00 | Sang Hee Park v Mayuka Aikawa | 6-2,5-7,2-6 |
| ITF Women Kashiwa Qual | 2018/04/01 00:30 | Karman Kaur Thandi v Risa Ushijima | 6-3,6-1 |
| ITF Women Kofu | 2018/03/28 01:00 | Karman Kaur Thandi v Risa Ushijima | 6-3,6-3 |
| ITF Women Kofu Qual | 2018/03/26 04:40 | Natsumi Koshino v Risa Ushijima | 2-6,6-4,2-6 |
| ITF Women Kofu Qual | 2018/03/25 04:00 | Suzuka Furukawa v Risa Ushijima | 3-6,0-6 |
| ITF Women Kofu Qual | 2018/03/24 07:00 | Robu Kajitani v Risa Ushijima | 0-6,7-6,2-6 |
| ITF Women Nishi-Tama | 2018/03/24 02:00 | Na Ri Kim v Risa Ushijima | 6-1,6-1 |
| ITF Women Nishi-Tama | 2018/03/23 02:30 | Risa Ushijima v Giulia Gatto Monticone | 6-1,6-3 |
| ITF Women Nishi-Tama | 2018/03/22 03:00 | Mayuka Aikawa v Risa Ushijima | 6-3,2-6,3-6 |