Stadium: C Round: 62
| Launceston, Qualifications Simples W-WITF-AUS-02B | 2018/02/06 00:50 | Chihiro Muramatsu v Allie Kiick | 0-6,1-6 |
| ITF Women Launceston Qual | 2018/02/03 23:00 | Chihiro Muramatsu v Giorgie Jones | 6-0,6-1 |
| ITF Women Burnie | 2018/01/29 23:00 | Viktorija Golubic v Chihiro Muramatsu | 6-3,6-2 |
| Burnie, Qualifications Simples W-WITF-AUS-01C | 2018/01/28 23:00 | Chihiro Muramatsu v Ueda, Ramu | 6-2,6-0 |
| Burnie, Qualifications Simples W-WITF-AUS-01C | 2018/01/28 04:25 | Aoyama, Shuko v Chihiro Muramatsu | 6-7,3-6 |
| Burnie, Qualifications Simples W-WITF-AUS-01C | 2018/01/27 23:00 | Alana Parnaby v Chihiro Muramatsu | 2-6,0-6 |
| Orlando, Singles Qualifying W-WITF-USA-02A | 2018/01/18 18:00 | Chihiro Muramatsu v Grace Min | 6-7,1-6 |
| Orlando, Singles Qualifying W-WITF-USA-02A | 2018/01/17 17:20 | Chihiro Muramatsu v Reka-Luca Jani | 6-2,6-1 |
| ITF Women Dubai | 2017/12/11 10:05 | Morita, Ayumi v Buzarnescu, Mihaela | 0-6,1-6 |
| Taipei, Chinese Taipei, Qualifying | 2017/01/28 06:30 | Zhang, Kai Lin v Morita, Ayumi | 3-6,2-6 |
| Australian Open 2017 Women Qual | 2017/01/12 00:50 | Boserup, Julia v Morita, Ayumi | 6-1,6-2 |
| Wimbledon Women Qual | 2015/06/23 13:25 | Nao Hibino v Morita, Ayumi | 6-1,7-5 |
| Billie Jean King Cup | 2015/04/19 05:05 | Morita, Ayumi v Aliaksandra Sasnovich | 7-6,4-6,6-4 |
| Wimbledon Women Qual | 2014/06/18 12:10 | Lesia Tsurenko v Morita, Ayumi | 7-6,6-1 |
| Wimbledon Women Qual | 2014/06/17 12:00 | Morita, Ayumi v Panova, Alexandra | 6-2,2-6,6-3 |
| WTA Kuala Lumpur | 2014/04/14 11:20 | Morita, Ayumi v Kichenok, Lyudmyla | 4-6,2-6 |