Stadium: Court A Round: 45 Ground: Hardcourt indoor
| 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 Gimcheon | 2019/06/11 05:00 | Sakura Hosogi v Yu Jin Ahn | 6-0,7-6 |
| ITF W15 Gimcheon | 2019/06/18 01:00 | Chisa Hosonuma v Jeongyun Lee | 2-6,4-6 |
| ITF W15 Gimcheon | 2019/06/17 01:00 | Chisa Hosonuma v SinHee Kim | 6-3,6-3 |
| ITF W25 Karuizawa | 2019/05/21 04:30 | Kanako Morisaki v Chisa Hosonuma | 6-3,6-2 |
| ITF W25 Karuizawa | 2019/05/20 01:00 | Kiko Nishizato v Chisa Hosonuma | 1-6,4-6 |
| ITF W60 Kurume | 2019/05/13 01:55 | Chisa Hosonuma v Ena Shibahara | 2-6,3-6 |
| ITF W15 Cancun | 2019/03/19 19:00 | Magali Kempen v Chisa Hosonuma | 6-3,6-2 |
| ITF W15 Cancun | 2019/03/16 13:30 | Maria Camila Osorio v Chisa Hosonuma | 6-3,6-1 |
| ITF W15 Cancun | 2019/03/15 13:00 | Chisa Hosonuma v Kirsten-Andrea Weedon | 6-4,6-2 |