Estadio: COURT A Round: 54 Ground: Synthetic outdoor
| ITF Makinohara - Femenino | 2018/10/07 03:00 | Kotomi Takahata v Robu Kajitani | 7-5,7-5 |
| ITF Nanao - Femenino | 2018/08/29 05:20 | Kotomi Takahata v Haruka Kaji | 6-7,2-6 |
| ITF Nanao - Femenino | 2018/08/27 01:00 | Kotomi Takahata v Minami Shuto | 7-6,6-3 |
| ITF Nanao - Femenino | 2018/08/26 03:25 | Kotomi Takahata v Ayano Sonoda | 6-4,6-0 |
| ITF Tsukuba - Femenino | 2018/08/19 03:00 | Kumi So v Kotomi Takahata | 6-4,6-4 |
| ITF Taipéi - Femenino | 2018/07/24 03:55 | Chin-Wei Chan v Kotomi Takahata | 4-6,6-3,6-3 |
| ITF Astaná - Clasificación - Femenino | 2018/07/14 10:45 | Daria Kruzhkova v Kotomi Takahata | 6-2,6-1 |
| ITF Tianjín - Femenino - Clasificación | 2018/07/09 02:00 | Kotomi Takahata v Mei Xu Wu | 3-6,6-2,2-6 |
| ITF Makinohara - Femenino | 2018/10/07 03:00 | Haine Ogata v Suzuho Oshino | 6-1,3-6,2-6 |
| ITF Yakarta - Femenino | 2018/07/19 03:00 | Suzuho Oshino v Ayaka Okuno | 3-6,4-6 |
| ITF Yakarta - Femenino | 2018/07/18 03:00 | Chihiro Takayama v Suzuho Oshino | 7-6,3-6,2-6 |
| ITF Solo - Femenino | 2018/07/11 02:30 | Suzuho Oshino v Ayaka Okuno | 6-7,4-6 |
| ITF Solo - Femenino | 2018/07/10 07:05 | Anastasia Shaulskaya v Suzuho Oshino | 5-7,1-6 |
| ITF Kofu - Femenino | 2018/06/12 02:25 | Mai Hontama v Suzuho Oshino | 6-3,6-2 |
| ITF Karuizawa - Clasificación - Femenino | 2018/05/20 02:30 | Mana Kawamura v Suzuho Oshino | 6-2,6-2 |
| ITF Kurume - Femenino | 2018/05/17 01:00 | Naomi Broady v Suzuho Oshino | 6-1,6-4 |