The 2018 Toray Pan Pacific Open is a women's

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 indoor hard courts. It was the 35th edition of the Pan Pacific Open, and part of the Premier Series of the 2018 WTA Tour. It took place at the Arena Tachikawa Tachihi in Tachikawa, Tokyo, Japan, on 17–23 September 2018.

Points and prize money

Point distribution

Prize money

Singles main-draw entrants

Seeds

* Rankings are as of September 10, 2018

Other entrants

The following players received wild cards into the main singles draw: *

Victoria Azarenka Victoria Fiodaraŭna Azarenka (born 31 July 1989) is a Belarusian professional tennis player. She has been ranked as the world No. 1 in women's singles by the Women's Tennis Association (WTA), having held the position for a total of 51 weeks ...

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 ...

Kristýna Plíšková Kristýna Plíšková (; born 21 March 1992) is a Czech inactive professional tennis player. In her career, she won one singles title and five doubles titles on the WTA Tour, with three titles on the WTA Challenger Tour (two in doubles). She a ...

Caroline Wozniacki Caroline Wozniacki (; born 11 July 1990) is an inactive Danish professional tennis player. She has been ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association, WTA, hold ...

The following players received entry from the singles qualifying draw: *

Eugenie Bouchard Eugenie "Genie" Bouchard (; , ; born February 25, 1994) is a Canadian professional tennis and pickleball player. At the 2014 Wimbledon Championships – Women's singles, 2014 Wimbledon Championships, she became the first Canadian-born player repr ...

* Gabriela Dabrowski *

Zarina Diyas Zarina Diyas (; ; born 18 October 1993) is a Kazakh professional tennis player. She has been WTA rankings, ranked as high as No. 31 by the Women's Tennis Association, WTA. Diyas has won one singles title on the WTA Tour, at the 2017 Japan Women' ...

* Misaki Doi * Nao Hibino * Alison Riske

Withdrawals

Mihaela Buzărnescu Mihaela Buzărnescu (born 4 May 1988) is a Romanian tennis player. She has a career-high WTA singles ranking of No. 20, achieved on 6 August 2018. Her best doubles ranking of world No. 24, she reached on 22 October 2018. She won one singles tit ...

→ replaced by Aliaksandra Sasnovich *

Angelique Kerber Angelique Kerber (; born 18 January 1988) is a German former professional tennis player. She was ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association (WTA) for 34 wee ...

→ replaced by Belinda Bencic *

Madison Keys Madison Keys (born February 17, 1995) is an American professional tennis player. She has been WTA rankings, ranked as high as world No. 5 in women's singles by the Women's Tennis Association, WTA. Keys has won ten WTA Tour-level career singles ...

→ replaced by Anett Kontaveit *

Elise Mertens Elise Mertens (; born 17 November 1995) is a Belgian professional tennis player. She became List of WTA number 1 ranked doubles tennis players, world No. 1 in doubles on 10 May 2021, the third Belgian to hold the top ranking in either singles or ...

→ replaced by

Anastasia Pavlyuchenkova Anastasia Sergeyevna "Nastia" Pavlyuchenkova (; born 3 July 1991) is a Russian professional tennis player. She reached a career-high singles WTA rankings, ranking of world No. 11 on 8 November 2021. Pavlyuchenkova has won twelve singles titles ...

* Anastasija Sevastova → replaced by

Camila Giorgi Camila Giorgi (; born 30 December 1991) is an Italian former professional tennis player. She had a career-high singles WTA rankings, ranking of world No. 26, which was achieved on 22 October 2018. Giorgi was known for her aggressive style of pla ...

Carla Suárez Navarro Carla Suárez Navarro (; born 3 September 1988) is a Spanish former professional tennis player. A former top 10 singles player, she reached a career-high singles ranking of world No. 6 on 29 February 2016, and a best WTA doubles ranking of 11, o ...

→ replaced by Donna Vekić

Retirements

Doubles main-draw entrants

Seeds

* Rankings are as of September 10, 2018

Other entrants

The following pair received a wildcard into the doubles main draw: * Erina Hayashi /

Moyuka Uchijima is a Japanese professional tennis player. She has a career-high WTA rankings, WTA singles ranking of No. 52, achieved on 3 March 2025, and a doubles No. 101, reached on 12 June 2023. She has won thirteen titles in singles and eleven in doubles ...

Finals

Singles

Karolína Plíšková Karolína Plíšková (; born 21 March 1992) is a Czech professional tennis player. She has been ranked as the world No. 1 in women's singles by the Women's Tennis Association (WTA), holding the position for a total of eight weeks, and has been ...

def.

Naomi Osaka is a Japanese professional tennis player. She has been ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association, WTA for 25 weeks, the first Asian player to hold the ...

6–4, 6–4

Doubles

* Miyu Kato / Makoto Ninomiya def. Andrea Sestini Hlaváčková /

Barbora Strýcová Barbora Strýcová (; born 28 March 1986), formerly known as Barbora Záhlavová-Strýcová, is a Czech former professional tennis player who was ranked List of WTA number 1 ranked doubles tennis players, world No. 1 in doubles. She won two Gra ...

, 6–4, 6–4

References

External links

* {{DEFAULTSORT:Toray Pan Pacific Open, 2018 2018 WTA Tour

2018 Events January * January 1 – Bulgaria takes over the Presidency of the Council of the European Union, after the Estonian presidency. * January 4 – SPLM-IO rebels loyal to Chan Garang Lual start a raid against Juba, capital of ...

2018 in Japanese women's sport September 2018 sports events in Japan Pan 2018 in Tokyo