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 Osaka Qual | 2018/04/07 05:30 | Chihiro Takayama v Ayumi Miyamoto | 2-6,4-6 |
| ITF Women Kofu Qual | 2018/03/24 00:30 | Ksenia Lykina v Chihiro Takayama | 7-6,6-3 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | So-Ra Lee v Chihiro Takayama | 6-3,7-5 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Utaka Kishigami v Chihiro Takayama | 2-6,4-6 |
| ITF Women Nishi-Tama | 2018/03/17 01:00 | Suzuka Furukawa v Chihiro Takayama | 4-6,2-6 |
| ITF Women Toyota Qual | 2018/03/10 03:00 | Chihiro Takayama v Misa Eguchi | 1-6,4-6 |
| ITF Women Antalya | 2018/01/29 08:00 | Rebecca Marino v Chihiro Takayama | 6-3,6-0 |
| ITF Women Antalya | 2018/01/28 07:30 | Maria Solnyshkina v Chihiro Takayama | 6-7,1-6 |
| 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 |
| ITF Women Makinohara Qual | 2017/10/08 02:00 | Chihiro Takayama v Chie Kezuka | 2-6,1-6 |
| ITF Women Kyoto | 2017/09/04 01:00 | Himari Sato v Chie Kezuka | 6-1,6-3 |
| ITF Women Nanao Qual | 2017/08/28 01:00 | Megumi Nishimoto v Chie Kezuka | 6-4,6-2 |
| ITF Women Nanao Qual | 2017/08/27 01:00 | Chie Kezuka v Maria Patrascu | 7-5,6-2 |