Stadium: Court 8 Round: 25
| ITF Women Karuizawa | 2018/05/22 02:35 | Chisa Hosonuma v Ari Matsumoto | 5-7,2-6 |
| ITF Women Kurume Qual | 2018/05/14 01:00 | Chisa Hosonuma v Michika Ozeki | 6-7,2-6 |
| ITF Women Kurume Qual | 2018/05/13 00:30 | Chisa Hosonuma v Naoko Eto | 6-0,6-0 |
| ITF Women Fukuoka Qual | 2018/05/07 03:05 | Rika Fujiwara v Chisa Hosonuma | 7-5,6-4 |
| ITF Women Fukuoka Qual | 2018/05/06 05:25 | Chisa Hosonuma v Mihoki Miyahara | 6-1,7-6 |
| ITF Women Hammamet | 2018/04/18 10:25 | Chisa Hosonuma v Clothilde De Bernardi | 7-6,3-6,1-6 |
| ITF Women Tunis Qual | 2018/04/08 08:30 | Anna Bondar v Chisa Hosonuma | 6-2,6-2 |
| ITF Women Tunis Qual | 2018/04/07 11:00 | Nour Damergi v Chisa Hosonuma | 0-6,0-6 |
| ITF Women Baotou Qual | 2018/05/21 04:20 | Shuo Feng v Kwan Yau Ng | 4-6,6-0,6-0 |
| ITF Women Baotou Qual | 2018/05/20 03:45 | Kwan Yau Ng v Meiting Liu | 6-4,6-4 |
| ITF Women Hua Hin | 2018/05/09 02:30 | Kwan Yau Ng v Nudnida Luangnam | 3-6,1-6 |
| ITF Women Hua Hin | 2018/05/07 06:30 | Kwan Yau Ng v Anna Ukolova | 6-4,6-4 |
| ITF Women Hua Hin | 2018/05/01 04:10 | Xinyu Cai v Kwan Yau Ng | 6-2,4-6,6-4 |
| ITF Women Nanjing Qual | 2018/04/02 02:00 | Kwan Yau Ng v Emma Raducanu | 4-6,1-6 |
| ITF Women Nanjing Qual | 2018/04/01 02:00 | Kwan Yau Ng v Qian Yang | 6-4,6-1 |
| ITF Women Kofu Qual | 2018/03/24 04:00 | Jia-Qi Kang v Kwan Yau Ng | 6-0,2-6,7-5 |