Stadium: Court 11 Round: 62
| ITF Women Kofu Qual | 2018/03/24 03:00 | Nagisa Morimoto v Rebecca Marino | 2-6,1-6 |
| ITF Women Toyota Qual | 2018/03/11 01:00 | Julia Glushko v Nagisa Morimoto | 6-0,6-0 |
| ITF Women Hammamet | 2018/02/07 11:40 | Nagisa Morimoto v Melania Delai | 3-6,1-6 |
| ITF Women Hammamet | 2018/02/04 10:00 | Anastasia Bursa v Nagisa Morimoto | 4-6,2-6 |
| ITF Women Hammamet | 2018/01/30 09:00 | Petia Arshinkova v Nagisa Morimoto | 7-5,6-2 |
| ITF Women Hammamet | 2018/01/28 09:00 | Sofia Ragona v Nagisa Morimoto | 3-6,0-6 |
| ITF Women Makinohara Qual | 2017/10/09 01:50 | Ingrid Neel v Nagisa Morimoto | 6-1,6-3 |
| ITF Women Nonthaburi Qual | 2017/10/01 10:45 | Nagisa Morimoto v Oona Orpana | 0-6,2-6 |
| ITF Women Kashiwa Qual | 2018/04/01 00:30 | Nicha Lertpitaksinchai v Abigail Tere-Apisah | 3-6,2-6 |
| ITF Women Gwalior | 2018/03/12 06:25 | Monica Robinson v Nicha Lertpitaksinchai | 6-4,6-7,6-2 |
| 2018 Fed Cup | 2018/02/09 05:15 | Nicha Lertpitaksinchai v Sunam Jeong | 7-6,2-6,0-6 |
| ITF Women Toyota Qual | 2017/11/13 06:05 | Kyoka Okamura v Nicha Lertpitaksinchai | 7-6,6-2 |
| ITF Women Toyota Qual | 2017/11/12 10:10 | Ayumi Miyamoto v Nicha Lertpitaksinchai | 2-6,6-4,2-6 |
| ITF Women Toyota Qual | 2017/11/12 04:20 | Nicha Lertpitaksinchai v Yuki Kristina Chiang | 7-5,6-2 |
| WTA Hua Hin Qual | 2017/11/05 04:30 | Nicha Lertpitaksinchai v Giuliana Olmos | 4-6,4-6 |
| WTA Hua Hin Qual | 2017/11/04 04:40 | Dalila Jakupovic v Nicha Lertpitaksinchai | 7-5,6-7,2-6 |