Stadium: Court 15 Round: 54 Ground: Hardcourt outdoor
| 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 |
| ITF W15 Cancun | 2019/03/14 14:55 | Chisa Hosonuma v Andrea R Villarreal | 6-2,6-1 |
| ITF W15 Gimcheon | 2019/06/17 01:00 | Jeongyun Lee v You-Na Sul | 3-6,6-2,10-8 |
| ITF W15 Gimcheon | 2019/06/11 01:00 | Seon Young Um v Jeongyun Lee | 6-1,6-7,10-4 |
| ITF W15 Gimcheon | 2019/06/10 01:00 | Jeongyun Lee v Suzuho Oshino | 6-3,3-6,10-7 |
| ITF Women Yeongwol | 2018/09/05 01:00 | Jeongyun Lee v Hwiwon Wi | 5-7,5-7 |
| ITF Women Yeongwol | 2018/08/29 03:35 | Yuka Hosoki v Jeongyun Lee | 2-6,6-7 |
| ITF Women Gimcheon | 2018/08/21 01:00 | Dabin Oh v Jeongyun Lee | 6-4,6-3 |
| ITF Women Gimcheon | 2018/08/20 01:00 | Jeongyun Lee v Seo Yeon Park | 6-2,6-2 |
| ITF Women Daegu Qual | 2018/06/17 01:00 | Hyojung Yea v Jeongyun Lee | 6-2,6-1 |