Stadium: Court 5 Round: 26 Ground: Synthetic outdoor
| ITF Women Hamamatsu | 2018/10/16 02:50 | Naomi Cheong v Akari Kakizawa | 4-6,7-6,6-4 |
| ITF Women Makinohara | 2018/10/09 04:40 | Naomi Cheong v Hiromi Abe | 6-4,1-6,5-7 |
| WTA Chicago | 2018/09/02 19:00 | Elena Rybakina v Naomi Cheong | 6-0,6-2 |
| ITF Women Darmstadt Qual | 2018/07/16 15:30 | Naomi Cheong v Romy Koelzer | 2-6,2-6 |
| ITF Women Darmstadt Qual | 2018/07/15 13:00 | Naomi Cheong v Tatjana Stoll | 7-5,6-3 |
| ITF Women Aschaffenburg Qual | 2018/07/02 13:10 | Naomi Cheong v Elizabeth Halbauer | 2-6,1-6 |
| ITF Women Gifu Qual | 2018/04/29 02:40 | Akiko Omae v Naomi Cheong | 6-2,6-4 |
| ITF Women Quanzhou Qual | 2018/04/21 02:00 | Naomi Cheong v Ziyue Sun | 6-7,4-6 |
| ITF Women Hamamatsu | 2018/10/17 04:05 | Kanako Morisaki v Miharu Imanishi | 2-6,2-6 |
| ITF Women Makinohara | 2018/10/11 00:30 | Susan Bandecchi v Miharu Imanishi | 6-3,6-4 |
| ITF Women Makinohara | 2018/10/10 02:25 | Ari Matsumoto v Miharu Imanishi | 4-6,2-6 |
| ITF Women Obidos | 2018/10/02 11:30 | Miharu Imanishi v Gaia Sanesi | 5-7,6-7 |
| ITF Women Obidos | 2018/09/26 10:00 | Miharu Imanishi v Urszula Radwanska | 4-6,2-6 |
| WTA Tokyo | 2018/09/15 10:45 | Gabriela Dabrowski v Miharu Imanishi | 6-3,6-2 |
| WTA Hiroshima | 2018/09/09 07:40 | Urszula Radwanska v Miharu Imanishi | 7-6,6-1 |
| ITF Women Nanao | 2018/08/30 03:00 | Mai Hontama v Miharu Imanishi | 7-6,5-7,6-2 |