Stadium: Court 12 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Gimcheon | 2019/06/17 01:00 | Honoka Kobayashi v So Hee Jung | 2-6,7-5,11-9 |
| ITF W15 Gimcheon | 2019/06/11 01:00 | Honoka Kobayashi v Dayeon Back | 6-4,0-6,4-10 |
| ITF W15 Gimcheon | 2019/06/10 01:00 | Honoka Kobayashi v SinHee Kim | 6-3,6-1 |
| Full List | 2019/05/07 07:15 | Honoka Kobayashi v Diana Khodan | 4-6,5-7 |
| ITF W15 Antalya | 2019/05/04 07:45 | Indy De Vroome v Honoka Kobayashi | 6-3,2-6,6-2 |
| ITF W15 Antalya | 2019/05/03 07:45 | Daria Nazarkina v Honoka Kobayashi | 3-6,0-6 |
| ITF W15 Antalya | 2019/05/02 10:30 | Carmen Schultheiss v Honoka Kobayashi | 4-6,4-6 |
| ITF W15 Antalya | 2019/05/01 13:50 | Honoka Kobayashi v Noa Liauw A Fong | 2-6,7-5,6-1 |
| ITF W15 Gimcheon | 2019/06/17 01:00 | Ye Jin Kim v Chihiro Takayama | 3-6,4-6 |
| ITF W15 Gimcheon | 2019/06/10 05:25 | Dabin Oh v Chihiro Takayama | 6-0,6-0 |
| ITF W25 Hong Kong | 2019/05/27 09:30 | Chihiro Takayama v Ashmitha Easwaramurthi | 4-6,2-6 |
| ITF W15 Xiamen | 2019/03/19 02:00 | Qianqian Zhao v Chihiro Takayama | 3-6,6-3,10-8 |
| ITF W15 Xiamen | 2019/03/18 02:30 | Jiahe Cai v Chihiro Takayama | 1-6,0-6 |
| ITF W15 Nanchang | 2019/03/05 02:00 | Eun Se Jang v Chihiro Takayama | 6-3,3-6,4-10 |
| ITF W15 Nanchang | 2019/03/04 04:00 | Chihiro Takayama v Darya Lebesheva | 7-5,6-0 |
| ITF W15 Nanchang | 2019/02/26 03:40 | Chihiro Takayama v Izabela Gabriela Novac | 4-6,6-4,7-10 |