Stadium: Court 22 Round: 62 Ground: Clay
| ITF - W15 Antalya | 2021/04/26 09:00 | Mayuka Aikawa v Costanza Traversi | 1-6,6-1,11-9 |
| ITF - W15 Antalya | 2021/04/18 07:00 | Costanza Traversi v Pokorna, Barbora | 6-3,6-7,4-10 |
| ITF - W15 Antalya | 2021/03/01 09:00 | Costanza Traversi v Vlada Ekshibarova | 4-6,3-6 |
| ITF - W15 Antalya | 2021/02/28 11:00 | Appel, Madison v Costanza Traversi | 6-1,4-6,6-10 |
| ITF - W15 Antalya | 2021/02/22 07:00 | Costanza Traversi v Nikola Daubnerova | 3-6,4-6 |
| ITF - W15 Antalya | 2021/02/21 06:00 | Vlada Ekshibarova v Costanza Traversi | 4-6,5-7 |
| ITF W15 Trieste | 2020/08/31 08:00 | Lisa Pigato v Costanza Traversi | 6-0,6-1 |
| ITF W15 Trieste | 2020/08/30 10:30 | Costanza Traversi v Clara Vlasselaer | 3-6,6-1,10-8 |
| ITF - W15 Sharm El Sheikh | 2021/04/07 16:15 | Sarah Beth Grey v Sawayanagi, Riko | 6-4,6-0 |
| ITF - W15 Sharm El Sheikh | 2021/04/06 08:50 | Sawayanagi, Riko v Tuayeva, Alana | 6-2,6-3 |
| ITF - W15 Sharm El Sheikh | 2021/04/05 07:30 | Biolay , Sophia v Sawayanagi, Riko | 4-6,3-6 |
| ITF - W15 Sharm El Sheikh | 2021/03/29 09:00 | Sawayanagi, Riko v Bornay, Jade | 7-5,3-6,5-10 |
| ITF - W15 Sharm El Sheikh | 2021/03/28 12:00 | Paulenka, Katyarina v Sawayanagi, Riko | 3-6,4-6 |
| ITF W25 Hamamatsu | 2019/10/16 01:00 | Paula Badosa v Sawayanagi, Riko | 6-4,6-1 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/20 03:15 | Sawayanagi, Riko v Mana Ayukawa | 1-6,3-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/19 03:40 | Susan Bandecchi v Sawayanagi, Riko | 5-7,4-6 |