Stadium: Court C Round: 25
| ITF Women Makinohara Qual | 2017/10/08 02:00 | Chihiro Takayama v Chie Kezuka | 2-6,1-6 |
| ITF Women Nanao | 2018/08/26 08:30 | Yidi Yang v Chihiro Takayama | 6-1,6-3 |
| ITF Women Gimcheon | 2018/08/22 01:00 | Chihiro Takayama v Hwiwon Wi | 4-6,0-6 |
| ITF Women Gimcheon | 2018/08/21 01:00 | Chihiro Takayama v Ashmitha Easwaramurthi | 6-3,6-3 |
| ITF Women Gimcheon | 2018/08/20 02:00 | Nikita Uberoi v Chihiro Takayama | 3-6,3-6 |
| ITF Women Gimcheon | 2018/08/19 01:00 | Chihiro Takayama v Sandeul Kim | 6-3,6-2 |
| ITF Women Gimcheon | 2018/08/13 01:00 | SinHee Kim v Chihiro Takayama | 6-0,3-6,6-2 |
| ITF Women Jakarta | 2018/07/18 03:00 | Chihiro Takayama v Suzuho Oshino | 7-6,3-6,2-6 |
| ITF Women Jakarta | 2018/07/16 03:00 | Chihiro Takayama v Rhiannon McBlane | 6-4,6-1 |
| ITF Women Kyoto | 2018/09/03 01:00 | Ayaka Ozeki v Chie Kezuka | 6-3,5-7,6-3 |
| ITF Women Prokuplje Qual | 2018/07/01 07:00 | Silvia Njiric v Chie Kezuka | 7-6,6-1 |
| ITF Women Prokuplje Qual | 2018/06/30 09:00 | Sofija Sabljarevic v Chie Kezuka | 1-6,1-6 |
| ITF Women Karuizawa Qual | 2018/05/20 04:00 | Chie Kezuka v Reina Takahashi | 6-3,1-6,3-6 |
| ITF Women Kofu Qual | 2018/03/24 04:00 | Chie Kezuka v Kotomi Takahata | 4-6,5-7 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Ayumi Miyamoto v Chie Kezuka | 6-1,6-0 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Chie Kezuka v Mihoki Miyahara | 6-2,6-2 |
| ITF Women Makinohara Qual | 2017/10/09 00:30 | Chie Kezuka v Ayumi Koshiishi | 3-6,3-6 |