Women's Tennis:
Japan Women's Open, Singles Champions by Year

Full list of singles winners, year by year, of the Japan Women's Open for women, including champions, runner-ups and finals results of each tournament edition.

Surfaces:
= Hard
Categories:
250
= WTA 250
/
Intl
= WTA International

Women's Tennis: Japan Women's Open, Singles Champions by Year

Year
Champion
Runner-up
250
2023
Ashlyn Krueger
6-3, 7-6(8-6)
2022
not played
2021
Cancelled due to the COVID-19 pandemic
2020
Cancelled due to the COVID-19 pandemic
Intl
2019
Nao Hibino
Misaki Doi
6-3, 6-2
2018
Hsieh Su-wei
6-2, 6-2
Year
Champion
Runner-up
2017
Zarina Diyas
Miyu Kato
6-2, 7-5
Intl
2016
Christina McHale
3-6, 6-4, 6-4
2015
Magda Linette
4-6, 6-3, 6-3
2014
Zarina Diyas
7-6(9-7), 6-3
2012
Chang Kai-chen
7-5, 5-7, 7-6(7-4)
Year
Champion
Runner-up
2010
Tamarine Tanasugarn
Kimiko Date
7-5, 6-7(7-4), 6-1