Stadium: I Round: 54
| ITF Women Fukuoka Qual | 2018/05/07 03:10 | Akari Inoue v Mai Hontama | 2-6,4-6 |
| ITF Women Fukuoka Qual | 2018/05/06 07:05 | Akari Inoue v Ayaka Okuno | 6-1,6-4 |
| WTA Anning Qual | 2018/04/28 03:00 | Akari Inoue v Shuo Feng | 1-6,5-7 |
| ITF Women Osaka Qual | 2018/04/07 05:30 | Akari Inoue v Mai Hontama | 3-6,4-6 |
| ITF Women Kofu Qual | 2018/03/24 04:00 | Akari Inoue v Alina Silich | 0-6,2-6 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Kanako Morisaki v Akari Inoue | 6-1,6-2 |
| ITF Women Nishi-Tama | 2018/03/17 05:30 | Arisa Abe v Akari Inoue | 1-6,2-6 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Julia Glushko v Akari Inoue | 6-2,6-1 |
| ITF Women Fukuoka Qual | 2018/05/06 02:40 | Olivia Tjandramulia v Michika Ozeki | 6-2,7-6 |
| WTA Anning Qual | 2018/04/28 06:30 | Xu Liu Sun v Michika Ozeki | 7-6,7-6 |
| ITF Women Quanzhou Qual | 2018/04/21 08:05 | Ying Zhang v Michika Ozeki | 3-6,6-3,6-1 |
| ITF Women Canberra | 2018/03/28 23:00 | Katy Dunne v Michika Ozeki | 6-3,6-0 |
| ITF Women Canberra | 2018/03/27 00:50 | Michika Ozeki v Ramona Mataruga | 6-4,6-1 |
| ITF Women Canberra Qual | 2018/03/25 01:30 | Michika Ozeki v Binasa Beslagic | 6-2,3-6,6-3 |
| ITF Women Canberra Qual | 2018/03/24 02:30 | Michika Ozeki v Elyse Edwards | 6-4,6-4 |
| ITF Women Canberra Qual | 2018/03/18 23:00 | Maddison Inglis v Michika Ozeki | 6-2,6-2 |