Stadium: Court 9 Round: 25 Ground: Hardcourt outdoor
| ITF Women Tsukuba | 2018/08/23 00:30 | Hiroko Kuwata v Chihiro Muramatsu | 6-7,2-6 |
| ITF W60 Shenzhen | 2019/03/12 02:00 | Chihiro Muramatsu v Sofia Shapatava | 7-5,6-4 |
| ITF W60 Shenzhen | 2019/03/11 03:45 | Chihiro Muramatsu v Jia-Qi Kang | 6-2,6-3 |
| ITF W25 Rancho Santa Fe | 2019/02/20 18:00 | Chihiro Muramatsu v Olivia Rogowska | 2-6,6-3,3-6 |
| ITF W25 Rancho Santa Fe | 2019/02/19 19:25 | Chihiro Muramatsu v Ingrid Neel | 6-0,7-5 |
| ITF W25 Rancho Santa Fe | 2019/02/18 18:00 | Chihiro Muramatsu v Ena Shibahara | 3-6,6-1,10-6 |
| ITF W25 Surprise | 2019/02/13 17:00 | Grace Min v Chihiro Muramatsu | 6-3,6-1 |
| ITF W25 Surprise | 2019/02/12 16:00 | Chihiro Muramatsu v Maegan Manasse | 6-4,4-6,10-7 |
| ITF W25 Surprise | 2019/02/11 16:00 | Chihiro Muramatsu v Ksenia Laskutova | 6-0,6-3 |
| ITF W25 Mildura | 2019/03/05 02:40 | Katharina Gerlach v Hiroko Kuwata | 6-3,3-6,6-3 |
| ITF W25 Osaka | 2019/03/01 01:00 | Fangzhou Liu v Hiroko Kuwata | 6-2,6-1 |
| ITF W25 Osaka | 2019/02/27 03:50 | Hiroko Kuwata v Miyabi Inoue | 6-4,6-4 |
| ITF W60 Kyoto | 2019/02/19 08:30 | Hiroko Kuwata v Fangzhou Liu | 3-6,1-6 |
| ITF W25 Jodhpur | 2019/02/01 04:30 | Hiroko Kuwata v Miharu Imanishi | 7-6,6-7,4-6 |
| ITF W25 Jodhpur | 2019/01/31 04:30 | Hiroko Kuwata v Paige Mary Hourigan | 6-2,5-7,6-4 |
| ITF W25 Jodhpur | 2019/01/29 05:55 | Hiroko Kuwata v Nefisa Berberovic | 1-6,6-3,7-6 |
| ITF W25 Hong Kong | 2019/01/10 02:00 | Hiroko Kuwata v Shuyue Ma | 6-7,6-2,4-6 |