Stadium: Court 21 Round: 62 Ground: Clay
| ITF - W15 Antalya | 2021/06/07 07:00 | Costanza Traversi v Sawayanagi, Riko | 1-6,1-6 |
| 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 |
| ITF - W15 Antalya | 2021/06/07 07:00 | Lexington Reed v Snells, Jamilah | 3-6,5-7 |
| ITF - W15 Antalya | 2021/06/02 12:35 | Snells, Jamilah v Maria F Herazo Gonzalez | 6-1,6-1 |
| ITF - W15 Antalya | 2021/05/26 11:05 | Snells, Jamilah v Black, Hurricane Tyra | 1-6,0-6 |
| ITF - W15 Antalya | 2021/05/25 07:00 | Snells, Jamilah v Lexington Reed | 6-4,4-6,10-8 |
| ITF - W15 Antalya | 2021/05/24 10:00 | Snells, Jamilah v Demidova, Liubov | 6-1,6-3 |
| ITF - W15 Monastir | 2021/04/25 14:00 | Snells, Jamilah v Ramirez, Evita | 2-6,2-6 |
| ITF - W15 Monastir | 2021/04/12 10:00 | Davis, Emma v Snells, Jamilah | 6-4,6-2 |
| ITF - W15 Monastir | 2021/04/11 13:00 | Chiara Girelli v Snells, Jamilah | 3-6,0-6 |