Stadium: Court 11 Round: 54 Ground: Clay
| ITF W25 Yokohama | 2022/11/08 03:00 | Miyu Kato v Riko Sawayanagi | 6-3,6-2 |
| ITF W25 Yokohama | 2022/11/07 05:05 | Yukina Saigo v Riko Sawayanagi | 1-6,4-6 |
| ITF W25 Nanao | 2022/09/27 02:40 | Riko Sawayanagi v Haruka Kaji | 1-6,4-6 |
| ITF W15 Yeongwol | 2022/09/08 01:00 | Riko Sawayanagi v Junri Namigata | 2-6,6-3,4-6 |
| ITF W15 Yeongwol | 2022/09/07 02:10 | Gyeong Seo Lee v Riko Sawayanagi | 3-6,6-7 |
| ITF W15 Yeongwol | 2022/09/01 00:55 | Dabin Kim v Riko Sawayanagi | 3-6,7-5,6-4 |
| ITF W15 Yeongwol | 2022/08/30 03:00 | Riko Sawayanagi v Haram Kim | 6-0,6-2 |
| ITF W25 Goyang | 2022/08/25 06:40 | Punnin Kovapitukted v Riko Sawayanagi | 6-4,6-2 |
| ITF W15 Heraklion | 2022/11/03 11:10 | Oleksandra Oliynykova v Mana Kawamura | 6-0,1-6,6-2 |
| ITF W15 Heraklion | 2022/11/02 08:00 | Mana Kawamura v Lara Pfeifer | 6-4,6-2 |
| ITF W15 Heraklion | 2022/11/01 07:30 | Mana Kawamura v Aleksandra Simeva | 6-1,6-0 |
| ITF W15 Heraklion | 2022/10/31 08:00 | Mana Kawamura v Jade Haller | 6-2,6-1 |
| ITF W15 Heraklion | 2022/10/26 06:15 | Mana Kawamura v Oleksandra Oliynykova | 3-6,4-6 |
| ITF W15 Heraklion | 2022/10/25 06:30 | Mana Kawamura v Annika Kannan | 6-0,6-1 |
| ITF W15 Heraklion | 2022/10/24 08:00 | Mana Kawamura v Lena Ramharter | 6-1,5-7,10-6 |
| ITF W25 Seville | 2022/10/18 11:20 | Ipek Oz v Mana Kawamura | 6-3,6-3 |