The Japan Women's Open Tennis is a professional women's

tennis Tennis is a racket sport that is played either individually against a single opponent ( singles) or between two teams of two players each ( doubles). Each player uses a tennis racket that is strung with cord to strike a hollow rubber ball ...

tournament played on outdoor hard courts. The event is affiliated with the

Women's Tennis Association The Women's Tennis Association (WTA) is the principal organizing body of women's professional tennis. It governs the WTA Tour which is the worldwide professional tennis tour for women and was founded to create a better future for women's tenni ...

(WTA), and is an International-level tournament on the

WTA Tour The WTA Tour is a worldwide top-tier tennis tour for women organized by the Women's Tennis Association. The second-tier tour is the WTA 125K series, and third-tier is the ITF Women's Circuit. The men's equivalent is the ATP Tour. WTA Tour tourna ...

. As successor to the Japan Open (where men and women played simultaneously, up to 2008) the event was held in women-only form for the first time in

2009 File:2009 Events Collage V2.png, From top left, clockwise: The vertical stabilizer of Air France Flight 447 is pulled out from the Atlantic Ocean; Barack Obama becomes the first African American to become President of the United States; 2009 Iran ...

, and was the second tournament of the season held in Japan: the

Pan Pacific Open The Pan Pacific Open ( ja, 東レパン・パシフィック・オープン・テニストーナメント), currently sponsored by Toray Industries, is a women's outdoor hardcourt tennis tournament held annually in Tokyo, Japan. It is a WTA 500-l ...

, a Premier Five tournament, was held two weeks before. In 2015, the event was moved from

Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third most populous city in Japan, following Special wards of Tokyo and Yokohama. With a population of 2. ...

Tokyo Tokyo (; ja, 東京, , ), officially the Tokyo Metropolis ( ja, 東京都, label=none, ), is the capital and largest city of Japan. Formerly known as Edo, its metropolitan area () is the most populous in the world, with an estimated 37.468 ...

and in 2018 to

Hiroshima is the capital of Hiroshima Prefecture in Japan. , the city had an estimated population of 1,199,391. The gross domestic product (GDP) in Greater Hiroshima, Hiroshima Urban Employment Area, was US$61.3 billion as of 2010. Kazumi Matsui h ...

, before returning to Osaka in 2022.

Past finals

Singles

Doubles

References

WTA Tour Hard court tennis tournaments Tennis tournaments in Japan Sports competitions in Osaka Sports competitions in Tokyo Recurring sporting events established in 2009 2009 establishments in Japan {{Japan-sport-stub

Past finals

Singles

Doubles

See also

References