2018 Toray Pan Pacific Open

The 2018 Toray Pan Pacific Open is a women's tennis 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.^[1][2]

2018 Toray Pan Pacific Open
Date	17–23 September
Edition	35th
Category	WTA Premier
Draw	28S / 16D
Prize money	$799,000
Surface	Hard / indoor
Location	Tachikawa, Tokyo, Japan
Venue	Arena Tachikawa Tachihi
Champions
Singles
Karolína Plíšková
Doubles
Miyu Kato / Makoto Ninomiya

Points and prize money

Point distribution

Event	W	F	SF	QF	Round of 16	Round of 32	Q	Q2	Q1
Singles[3]	470	305	185	100	55	1	25	13	1
Doubles[3]					1	—	—	—	—

Prize money

Event	W	F	SF	QF	Round of 16	Round of 32*	Q2	Q1
Singles	$137,125	$76,063	$39,080	$21,010	$11,265	$7,150	$3,447	$1,750
Doubles	$42,850	$22,900	$12,510	$6,365	$3,460	—	—	—
Doubles prize money per team

^* Qualifiers prize money is also the round of 32 prize money

Singles main-draw entrants

Seeds

Country	Player	Rank	Seeds
DEN	Caroline Wozniacki	2	1
FRA	Caroline Garcia	4	2
JPN	Naomi Osaka	7	3
CZE	Karolína Plíšková	8	4
USA	Sloane Stephens	9	5
ESP	Garbiñe Muguruza	14	6
AUS	Ashleigh Barty	17	7
CZE	Barbora Strýcová	25	8

• Rankings are as of September 10, 2018

Other entrants

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

• Victoria Azarenka
• Kurumi Nara
• Kristýna Plíšková
• Caroline Wozniacki

The following players received entry from the singles qualifying draw:

• Eugenie Bouchard
• Gabriela Dabrowski
• Zarina Diyas
• Misaki Doi
• Nao Hibino
• Alison Riske

Withdrawals

• Mihaela Buzărnescu → replaced by Aliaksandra Sasnovich
• Angelique Kerber → replaced by Belinda Bencic
• Madison Keys → replaced by Anett Kontaveit
• Elise Mertens → replaced by Anastasia Pavlyuchenkova
• Anastasija Sevastova → replaced by Camila Giorgi
• Carla Suárez Navarro → replaced by Donna Vekić

Retirements

• Victoria Azarenka

Doubles main-draw entrants

Seeds

Country	Player	Country	Player	Rank1	Seed
CZE	Andrea Sestini Hlaváčková	CZE	Barbora Strýcová	18	1
CAN	Gabriela Dabrowski	CHN	Xu Yifan	27	2
TPE	Chan Hao-ching	CHN	Yang Zhaoxuan	48	3
USA	Raquel Atawo	GER	Anna-Lena Grönefeld	59	4

• Rankings are as of September 10, 2018

Other entrants

The following pair received a wildcard into the doubles main draw:

• Erina Hayashi / Moyuka Uchijima

Finals

Singles

Main article: 2018 Toray Pan Pacific Open – Singles

• Karolína Plíšková def. Naomi Osaka 6–4, 6–4

Doubles

Main article: 2018 Toray Pan Pacific Open – Doubles

• Miyu Kato / Makoto Ninomiya def. Andrea Sestini Hlaváčková / Barbora Strýcová, 6–4, 6–4