Stadium: Court 7 Round: 44
| ITF Women Kashiwa Qual | 2017/04/02 04:00 | Kotomi Takahata v Seung-Yeon Hong | 6-4,6-3 |
| ITF Women Gifu Qual | 2018/04/29 01:00 | Emily Webley-Smith v Kotomi Takahata | 6-3,6-2 |
| ITF Women Quanzhou Qual | 2018/04/21 07:45 | Wushuang Zheng v Kotomi Takahata | 6-1,6-1 |
| ITF Women Kofu Qual | 2018/03/25 02:30 | Mami Hasegawa v Kotomi Takahata | 6-2,7-6 |
| ITF Women Kofu Qual | 2018/03/24 04:00 | Chie Kezuka v Kotomi Takahata | 4-6,5-7 |
| ITF Women Nishi-Tama | 2018/03/19 01:00 | Kotomi Takahata v Michiru Furuya | 7-6,5-7,4-6 |
| ITF Women Nishi-Tama | 2018/03/18 01:00 | Kotomi Takahata v Kiko Nishizato | 6-3,6-3 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Kotomi Takahata v Sae Haraguchi | 6-1,6-1 |
| ITF Women Burnie Qual | 2018/01/27 23:00 | Jia Qi Ren v Kotomi Takahata | 6-7,6-3,6-1 |
| ITF Women Yeongwol | 2017/09/09 02:00 | Seung-Yeon Hong v Na Ri Kim | 2-6,0-6 |
| ITF Women Yeongwol | 2017/09/07 03:40 | Seung-Yeon Hong v You-Na Sul | 6-1,6-4 |
| ITF Women Yeongwol | 2017/09/05 02:00 | Seung-Yeon Hong v Alexandra Walters | 6-1,6-0 |
| ITF Women Gimcheon | 2017/06/16 02:00 | Seung-Yeon Hong v Sung-Hee Han | 6-4,1-6,5-7 |
| ITF Women Gimcheon | 2017/06/15 03:15 | Seung-Yeon Hong v Hyojung Yea | 6-0,6-3 |
| ITF Women Gimcheon | 2017/06/13 01:00 | Seung-Yeon Hong v Yeong Won Jeong | 5-7,6-4,7-5 |
| ITF Women Gimcheon | 2017/06/08 01:00 | Suzy Larkin v Seung-Yeon Hong | 7-5,6-3 |
| ITF Women Gimcheon | 2017/06/07 01:00 | Se-Hyun Kim v Seung-Yeon Hong | 5-7,4-6 |