tennis
Tennis is a List of racket sports, racket sport that is played either individually against a single opponent (singles (tennis), singles) or between two teams of two players each (doubles (tennis), doubles). Each player uses a tennis racket st ...
tournament played on outdoor
hard court
A hardcourt (or hard court) is a type of surface or floor on which a sport is played, most usually in reference to tennis courts. It is typically made of rigid materials such as Asphalt concrete, asphalt or concrete, and covered with acrylic resin ...
s. It was the third edition of the
HP Open
The Japan Women's Open Tennis is a professional women's tennis tournament played on Hard court, outdoor hard courts. The event is affiliated with the Women's Tennis Association (WTA), and is an WTA 250 tournaments, WTA 250 tournament on the WTA To ...
, and part of the
WTA International tournaments
The WTA International tournaments was a category for tennis tournaments of the Women's Tennis Association from the 2009 WTA Tour until 2020, which replaced the previous Tier III and Tier IV categories. As of 2021 these events have been reclassifie ...
of the
2011 WTA Tour
The WTA Tour is the elite tour for women's professional tennis organized by the Women's Tennis Association (WTA). The 2011 WTA Tour includes the Grand Slam tournaments (sanctioned by the International Tennis Federation (ITF)), the WTA Premier ...
. It was held at the
Utsubo Tennis Center
The Utsubo Tennis Center is a tennis complex situated in the Utsubo Park, Nishi-ku, Osaka, Japan. The complex was the host of the HP Open (WTA International tournaments) from 2009 through 2014. The stadium court has a capacity of 5,000 people, ...
in
Osaka
is a Cities designated by government ordinance of Japan, designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the List of cities in Japan, third-most populous city in J ...
, Japan, from October 10 through October 16, 2011.
WTA players
Seeds
* Seeds are based on the rankings of October 3, 2011.
Other entrants
The following players received wildcards into the singles main draw:
*
Marion Bartoli
Marion Bartoli (; born 2 October 1984) is a French former professional tennis player. Bartoli won the 2013 Wimbledon Championships – Women's singles, 2013 Wimbledon Championships singles title, after previously being runner-up in 2007 Wimbledo ...
*
Aiko Nakamura
(born 28 December 1983), is a Japanese former professional tennis player. In July 2008, she was the second highest WTA-ranked Japanese singles tennis player, at No. 107, after Ai Sugiyama.
Nakamura was born in Tennōji-ku, Osaka. Like her ro ...
*
Kurumi Nara
is a Japanese former professional tennis player.
In her career, she won one singles title on the WTA Tour, with seven singles and three doubles titles on the ITF Women's World Tennis Tour, ITF Women's Circuit. On 18 August 2014, she achieved he ...
The following players received entry from the qualifying draw:
*
Shuko Aoyama
is a Japanese professional tennis player who specializes in doubles.
Aoyama turned professional after graduating from Waseda University. She reached a career-high singles ranking of world No. 182, on 9 February 2015, and a doubles ranking of ...
*
Noppawan Lertcheewakarn
Noppawan "Nok" Lertcheewakarn (; born 18 November 1991) is a former professional Thai tennis player. At 2009 Wimbledon Championships, she won the junior singles title. She reached career-high WTA rankings of 149 in singles and 97 in doubles.
...
*
Erika Sema Retrieved 3 July 2010. is a Japanese professional
Yaroslava Shvedova
Yaroslava Vyacheslavovna Shvedova (; born 12 September 1987) is a Kazakhstani former professional tennis player. Before 2008, she represented her country of birth, Russia.
She won one singles title and 13 doubles titles on the WTA Tour, plus o ...
Champions
Singles
Marion Bartoli
Marion Bartoli (; born 2 October 1984) is a French former professional tennis player. Bartoli won the 2013 Wimbledon Championships – Women's singles, 2013 Wimbledon Championships singles title, after previously being runner-up in 2007 Wimbledo ...
def.
Samantha Stosur
Samantha Jane Stosur (born 30 March 1984) is an Australian former professional tennis player. She is a former List of WTA number 1 ranked doubles tennis players, world No. 1 in doubles, a ranking which she first achieved on 6 February 2006 and ...
, 6–3, 6–1
* It was Bartoli' 2nd title of the year and the 7th of her career.
Doubles
Kimiko Date-Krumm
is a Japanese former professional tennis player. She reached the semifinals of the 1994 Australian Open, the 1995 French Open and the 1996 Wimbledon Championships, and won the Japan Open a record four times. She reached a career-high ranking ...
/
Zhang Shuai
Zhang Shuai ( zh , s = 张帅 , p = Zhāng Shuài ; ; born 21 January 1989) is a Chinese professional tennis player. She has a career-high doubles WTA rankings, ranking of world No. 2, achieved in July 2022 and a singles ranking of No. 22 re ...
def.
Vania King
Vania King (born February 3, 1989) is a retired American tennis player. A former top-10 doubles player, King won both the Wimbledon and US Open women's doubles titles in 2010 with partner Yaroslava Shvedova, with whom she also reached the fi ...
/
Yaroslava Shvedova
Yaroslava Vyacheslavovna Shvedova (; born 12 September 1987) is a Kazakhstani former professional tennis player. Before 2008, she represented her country of birth, Russia.
She won one singles title and 13 doubles titles on the WTA Tour, plus o ...
HP Open
The Japan Women's Open Tennis is a professional women's tennis tournament played on Hard court, outdoor hard courts. The event is affiliated with the Women's Tennis Association (WTA), and is an WTA 250 tournaments, WTA 250 tournament on the WTA To ...
2011
The year marked the start of a Arab Spring, series of protests and revolutions throughout the Arab world advocating for democracy, reform, and economic recovery, later leading to the depositions of world leaders in Tunisia, Egypt, and Yemen ...