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 Daegu Qual | 2018/06/18 03:30 | Kotomi Takahata v Yu Jin Ahn | 6-1,6-4 |
| ITF Women Kofu | 2018/06/14 03:50 | Misaki Doi v Kotomi Takahata | 6-3,6-2 |
| ITF Women Kofu | 2018/06/12 01:00 | Kotomi Takahata v Anastasia Berezov | 6-3,7-5 |
| ITF Women Changsha | 2018/06/05 06:00 | Lin Zhu v Kotomi Takahata | 6-0,6-0 |
| ITF Women Changsha Qual | 2018/06/03 04:15 | Kotomi Takahata v Yue Yu | 6-2,6-4 |
| ITF Women Changsha Qual | 2018/06/02 04:55 | Kotomi Takahata v DengLin Li | 6-1,6-3 |
| ITF Women Karuizawa | 2018/05/24 05:15 | Kotomi Takahata v Asia Muhammad | 4-6,2-6 |
| ITF Women Karuizawa | 2018/05/22 02:20 | Yuka Hosoki v Kotomi Takahata | 4-6,3-6 |
| ITF Women Incheon Qual | 2018/05/13 01:00 | Zhibek Kulambayeva v Seung-Yeon Hong | 6-3,6-4 |
| ITF Women Goyang Qual | 2018/05/08 01:00 | Alina Silich v Seung-Yeon Hong | 6-4,6-4 |
| 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 |