Stadium: Court A5 Round: 62 Ground: Synthetic outdoor
| ITF Women Nanao | 2018/08/26 08:30 | Yidi Yang v Takayama, Chihiro | 6-1,6-3 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/22 03:40 | Kyoka Okamura v Yidi Yang | 6-3,6-4 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/20 02:25 | Akiko Omae v Yidi Yang | 5-7,6-3,5-7 |
| Tsukuba, Singles W-WITF-JPN-09A | 2018/08/19 00:30 | Inose, Mizuki v Yidi Yang | 1-6,0-6 |
| ITF Women Guiyang | 2018/08/13 03:40 | Chen, Jiahui v Yidi Yang | 6-4,6-2 |
| ITF Women Guiyang | 2018/08/12 06:00 | Ashmitha Easwaramurthi v Yidi Yang | 3-6,2-6 |
| ITF Women Guiyang | 2018/08/11 07:05 | Yi Tsen Cho v Yidi Yang | 1-6,4-6 |
| ITF Women Jinan | 2018/08/06 02:00 | Mai Hontama v Yidi Yang | 3-6,6-3,6-4 |
| ITF Women Gimcheon | 2018/08/23 03:50 | Da Ye Kim v Kitagawa, Rio | 6-4,6-2 |
| ITF Women Gimcheon | 2018/08/15 01:00 | Kitagawa, Rio v Natarajan, Ramya | 1-6,1-6 |
| ITF Women Taipei | 2018/07/23 03:00 | Kitagawa, Rio v Chang, Ting-Pei | 6-2,4-6,4-6 |
| ITF Women Jakarta | 2018/07/17 07:00 | Zhibek Kulambayeva v Kitagawa, Rio | 6-2,6-1 |
| ITF Women Solo | 2018/07/10 06:00 | Du, Zhima v Kitagawa, Rio | 6-3,6-2 |
| ITF Women Daegu Qual | 2018/06/19 01:00 | Okuno, Ayaka v Kitagawa, Rio | 6-0,7-6 |
| ITF Women Daegu Qual | 2018/06/18 01:00 | Bizhukova, Fatima v Kitagawa, Rio | 2-6,0-6 |
| ITF Women Gyeongsan | 2018/06/12 02:55 | Kitagawa, Rio v Okuno, Ayaka | 2-6,4-6 |