Stadium: Court 2 Round: 26
| ITF Women Yeongwol | 2018/08/29 01:00 | Eunji Lim v Natarajan, Ramya | 2-6,6-4,4-6 |
| ITF Women Gimcheon | 2018/08/25 01:00 | Hanna Chang v Natarajan, Ramya | 6-2,6-3 |
| ITF Women Gimcheon | 2018/08/24 01:00 | Natarajan, Ramya v Da Ye Kim | 6-3,6-4 |
| ITF Women Gimcheon | 2018/08/23 02:20 | Sul, You-Na v Natarajan, Ramya | 6-7,6-7 |
| ITF Women Gimcheon | 2018/08/22 01:00 | Eunji Lim v Natarajan, Ramya | 1-6,7-5,3-6 |
| ITF Women Gimcheon | 2018/08/21 01:00 | Park, Ryeong Gyeong v Natarajan, Ramya | 2-6,1-6 |
| ITF Women Gimcheon | 2018/08/20 02:00 | BoYoung Jeong v Natarajan, Ramya | 2-6,1-6 |
| ITF Women Gimcheon | 2018/08/16 02:25 | Natarajan, Ramya v Bae, Do Hee | 7-6,2-6,3-6 |
| ITF Women Yeongwol | 2018/08/29 01:00 | Wijesundera, Rushri v Hosonuma, Chisa | 0-6,6-1,4-6 |
| ITF Women Daegu Qual | 2018/06/19 01:00 | Hosonuma, Chisa v Koike, Satsuki | 6-7,2-6 |
| ITF Women Daegu Qual | 2018/06/18 02:30 | Hosonuma, Chisa v Nor, Hoyeon | 7-6,6-3 |
| ITF Women Gyeongsan | 2018/06/13 05:55 | Hosonuma, Chisa v Jeong, Yeong Won | 4-6,3-6 |
| ITF Women Sangju | 2018/06/08 02:00 | Hosonuma, Chisa v Ho Ching Wu | 2-6,3-6 |
| ITF Women Sangju | 2018/06/07 01:00 | Yoshitomi, Aiko v Hosonuma, Chisa | 5-7,3-6 |
| ITF Women Sangju | 2018/06/06 03:25 | Hosonuma, Chisa v Ng, Kwan Yau | 2-6,6-1,6-3 |
| Karuizawa, Singles W-WITF-JPN-10A | 2018/05/22 02:35 | Hosonuma, Chisa v Matsumoto, Ari | 5-7,2-6 |