Stadium: Court B5 Round: 25 Ground: Hardcourt outdoor
| Yokohama, Singles W-WITF-JPN-01B | 2018/03/07 05:30 | Hozumi, Eri v Chang, Kai-Chen | 7-6,5-7,6-4 |
| Taipei, Taipei Chinois | 2018/01/31 07:55 | Yulia Putintseva v Chang, Kai-Chen | 6-3,7-6 |
| Taipei, Taipei Chinois | 2018/01/29 07:30 | Ya-Hsuan Lee v Chang, Kai-Chen | 5-7,2-6 |
| Open d'Australie Asie-Pacifique Wildcard Playoff | 2017/12/01 02:00 | Doi, Misaki v Chang, Kai-Chen | 6-3,6-2 |
| Open d'Australie Asie-Pacifique Wildcard Playoff | 2017/11/29 02:00 | Chang, Kai-Chen v Akiko Omae | 6-3,6-3 |
| WTA Hong Kong | 2017/10/09 11:00 | Chang, Kai-Chen v Qiang Wang | 3-6,0-6 |
| WTA Beijing Qual | 2017/09/29 06:05 | Chang, Kai-Chen v Magda Linette | 2-6,2-6 |
| WTA Wuhan Qual | 2017/09/23 08:40 | Monica Puig v Chang, Kai-Chen | 7-6,6-2 |
| Yokohama, Singles W-WITF-JPN-01B | 2018/03/08 02:25 | Moyuka Uchijima v Ayla Aksu | 6-4,6-3 |
| Yokohama, Singles W-WITF-JPN-01B | 2018/03/07 01:00 | Erika Sema v Ayla Aksu | 2-6,0-6 |
| Altenkirchen, Singles W-WITF-GER-02A | 2018/02/22 16:15 | Camilla Rosatello v Ayla Aksu | 6-4,6-0 |
| Altenkirchen, Singles W-WITF-GER-02A | 2018/02/20 12:00 | Honcova, Michaela v Ayla Aksu | 6-4,4-6,6-7 |
| Fed Cup, Groupe Mondial | 2018/02/09 08:00 | Magdalena Frech v Ayla Aksu | 6-2,6-1 |
| Fed Cup, Groupe Mondial | 2018/02/07 08:00 | Ayla Aksu v Anastasija Sevastova | 4-6,3-6 |
| Wesley Chapel, Singles W-WITF-USA-03A | 2018/01/25 16:45 | Ayla Aksu v Whitney Osuigwe | 2-6,1-6 |
| Wesley Chapel, Singles W-WITF-USA-03A | 2018/01/24 19:30 | Ayla Aksu v Marand, Sanaz | 6-3,7-6 |