Stadium: Court 8 Round: 44 Ground: Hardcourt outdoor
| ITF W25 Chiang Rai | 2022/05/29 06:00 | Waraporn Muangpho v Rada Manataweewat | 3-6,1-6 |
| ITF W15 Chiang Rai Qual | 2022/04/24 05:15 | Waraporn Muangpho v Natthapat Piwbangruk | 2-6,6-3,7-10 |
| ITF W15 Chiang Rai | 2022/04/17 09:40 | Sumitra Basnyat v Waraporn Muangpho | 6-2,6-0 |
| ITF W25 Chiang Rai Qual | 2022/04/10 03:50 | Waraporn Muangpho v Yatawee Chimchum | 3-6,2-6 |
| ITF W25 Chiang Rai | 2022/06/02 02:00 | Haruna Arakawa v Riko Sawayanagi | 6-4,6-0 |
| ITF W25 Chiang Rai | 2022/06/01 04:05 | Riko Sawayanagi v Anastasia Sukhotina | 1-6,6-1,7-5 |
| ITF W25 Chiang Rai | 2022/05/31 05:45 | Riko Sawayanagi v Nidhi Chilumula | 6-4,6-0 |
| ITF W25 Chiang Rai | 2022/05/30 05:10 | Riko Sawayanagi v Rada Manataweewat | 6-1,6-4 |
| ITF W15 Antalya | 2022/04/20 07:00 | Eva Garkusha v Riko Sawayanagi | 6-2,4-6,6-2 |
| ITF W15 Antalya | 2022/04/12 11:00 | Riko Sawayanagi v Natalia Szabanin | 1-6,1-6 |
| ITF W25 Antalya | 2022/03/28 07:00 | Riko Sawayanagi v Marta H Gonzalez Encinas | 0-6,4-6 |
| ITF W25 Antalya | 2022/03/27 07:00 | Riko Sawayanagi v Javiera Verdugo | 6-1,6-1 |