Stadium: A 9 Round: 44 Ground: Synthetic outdoor
| ITF W25 Taipei | 2019/07/30 05:40 | Sakura Hosogi v Nudnida Luangnam | 1-6,4-6 |
| ITF W15 Hua Hin | 2019/07/09 07:25 | Sakura Hosogi v Patcharin Cheapchandej | 6-3,7-5 |
| ITF W15 Hua Hin | 2019/07/04 02:45 | Sakura Hosogi v Himeno Sakatsume | 1-6,7-5,3-6 |
| ITF W15 Hua Hin | 2019/07/02 06:05 | Sakura Hosogi v Prarisa Rachdanone | 6-0,6-0 |
| ITF W15 Gimcheon | 2019/06/21 01:00 | Sakura Hosogi v Da Hye Kim | 1-6,5-7 |
| ITF W15 Gimcheon | 2019/06/20 03:25 | Kanako Morisaki v Sakura Hosogi | 4-6,3-6 |
| ITF W15 Gimcheon | 2019/06/18 04:30 | Gyung Eun Song v Sakura Hosogi | 7-5,2-6,2-6 |
| ITF W15 Gimcheon | 2019/06/13 01:30 | Sakura Hosogi v Shiori Fukuda | 5-7,0-6 |
| ITF W15 Hua Hin | 2019/07/09 02:30 | Honoka Kobayashi v Lunda Kumhom | 2-6,2-6 |
| ITF W15 Hua Hin | 2019/07/08 03:25 | Honoka Kobayashi v Thitirat Kanaphuet | 6-0,6-0 |
| ITF W15 Hua Hin | 2019/07/03 04:00 | Da Hye Kim v Honoka Kobayashi | 6-3,6-4 |
| ITF W15 Hua Hin | 2019/07/02 03:00 | Honoka Kobayashi v Mingyang Liu | 6-3,6-0 |
| ITF W15 Hua Hin | 2019/07/01 03:00 | Honoka Kobayashi v Sarah Pang | 6-0,6-0 |
| ITF W15 Gimcheon | 2019/06/19 01:00 | Ayumi Koshiishi v Honoka Kobayashi | 4-6,6-4,6-4 |
| ITF W15 Gimcheon | 2019/06/18 01:00 | Honoka Kobayashi v Chihiro Takayama | 6-1,6-1 |
| ITF W15 Gimcheon | 2019/06/17 01:00 | Honoka Kobayashi v So Hee Jung | 2-6,7-5,11-9 |