Previous 10 Japan Open Women's Singles Champions (2014-2025)
2014 - Li Xuerui (China)
2015 - Nozomi Okuhara (Japan)
2016 - He Bingjiao (China)
2017 - Carolina Marín (Spain)
2018 - Carolina Marín (Spain)
2019 - Akane Yamaguchi (Japan)
2022 - Akane Yamaguchi (Japan)
2023 - An Se-young (South Korea)
2024 - Akane Yamaguchi (Japan)
2025 - An Se-young (South Korea)