Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF Women Tsukuba | 2018/08/22 00:30 | Ya-Hsuan Lee v Haruna Arakawa | 5-7,6-0,6-0 |
| ITF W25 Koksijde | 2021/08/12 13:25 | Dea Herdzelas v Haruna Arakawa | 6-1,6-1 |
| ITF W25 Koksijde | 2021/08/10 10:45 | Haruna Arakawa v Eliessa Vanlangendonck | 6-2,6-2 |
| ITF W25 Les Contamines | 2021/07/22 13:10 | Haruna Arakawa v Jodie Anna Burrage | 1-6,1-6 |
| ITF W25 Les Contamines | 2021/07/20 10:20 | Haruna Arakawa v Flavie Brugnone | 6-3,5-7,7-6 |
| ITF W60 Vitoria-Gasteiz | 2021/07/13 08:45 | Maria G Carrasco v Haruna Arakawa | 1-6,6-2,6-2 |
| ITF W25 Lisszabon | 2021/07/05 17:10 | Haruka Kaji v Haruna Arakawa | 6-2,6-3 |
| ITF W25 Palma del Rio | 2021/07/01 19:00 | Haruna Arakawa v Anastasia Zakharova | 1-6,3-6 |
| ITF W25 Palma del Rio | 2021/06/29 17:00 | Ainhoa Atucha Gomez v Haruna Arakawa | 5-7,2-6 |
| ITF W25 Radom | 2021/08/10 11:30 | Dalila Jakupovic v Ya-Hsuan Lee | 6-4,6-3 |
| ITF W25 Bydgoszcz | 2021/08/04 14:25 | Zeynep Sonmez v Ya-Hsuan Lee | 6-1,6-1 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/27 10:20 | Ya-Hsuan Lee v Gabriela Talaba | 7-6,2-6,4-6 |
| ITF W15 Sharm El Sheikh | 2021/04/11 07:00 | Ya-Hsuan Lee v Olivia Gadecki | 6-3,6-3 |
| ITF W15 Sharm El Sheikh | 2021/04/10 07:00 | Ya-Hsuan Lee v Anna Siskova | 0-6,6-2,6-4 |
| ITF W15 Sharm El Sheikh | 2021/04/09 07:00 | Ya-Hsuan Lee v Arina Gabriela Vasilescu | 6-3,6-1 |
| ITF W15 Sharm El Sheikh | 2021/04/08 10:00 | Ya-Hsuan Lee v Andre Lukosiute | 1-6,6-1,6-4 |
| ITF W15 Sharm El Sheikh | 2021/04/07 07:00 | Ya-Hsuan Lee v Noa Liauw A Fong | 7-5,6-2 |