2019 Toray Pan Pacific Open

The 2019 Toray Pan Pacific Open was a professional women's tennis tournament played on outdoor hard courts. It was the 36th edition of the Pan Pacific Open, and part of the Premier Series of the 2019 WTA Tour. It took place at the ITC Utsubo Tennis Center in Osaka, Japan, on 16–22 September 2019. This was the only time Osaka hosting the tournament after Tokyo was in preparation for the Summer Olympics the following year.^[1][2]

2019 Toray Pan Pacific Open
Date	16–22 September
Edition	36th
Category	WTA Premier
Draw	28S / 16D
Prize money	$823,000
Surface	Hard / outdoor
Location	Osaka, Japan
Venue	Utsubo Tennis Center
Champions
Singles
Naomi Osaka
Doubles
Chan Hao-ching / Latisha Chan

Points and prize money

Point distribution

Event	W	F	SF	QF	Round of 16	Round of 32	Q	Q2	Q1
Singles	470	305	185	100	55	1	25	13	1
Doubles					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	Rank1	Seed
JPN	Naomi Osaka	4	1
NED	Kiki Bertens	8	2
USA	Sloane Stephens	14	3
GER	Angelique Kerber	15	4
USA	Madison Keys	16	5
LAT	Anastasija Sevastova	18	6
CRO	Donna Vekić	21	7
CRO	Petra Martić	23	8
BEL	Elise Mertens	24	9

• Rankings are as of September 9, 2019

Other entrants

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

• Misaki Doi
• Nao Hibino

The following players received entry from the singles qualifying draw:

• Alizé Cornet
• Zarina Diyas
• Varvara Flink
• Nicole Gibbs
• Han Xinyun
• Viktoriya Tomova

The following players received entry as lucky losers:

• Whitney Osuigwe
• Katarzyna Kawa

Withdrawals

• Bianca Andreescu → replaced by Monica Puig
• Belinda Bencic → replaced by Alison Riske
• Anett Kontaveit → replaced by Anastasia Pavlyuchenkova
• Petra Martić → replaced by Katarzyna Kawa
• Anastasija Sevastova → replaced by Whitney Osuigwe
• Markéta Vondroušová → replaced by Yulia Putintseva

Retirements

• Madison Keys (left foot injury)

Doubles main-draw entrants

Seeds

Country	Player	Country	Player	Rank1	Seed
GER	Anna-Lena Grönefeld	NED	Demi Schuurs	24	1
TPE	Chan Hao-ching	TPE	Latisha Chan	32	2
USA	Nicole Melichar	CZE	Květa Peschke	38	3
CRO	Darija Jurak	SLO	Katarina Srebotnik	82	4

• Rankings are as of September 9, 2019

Other entrants

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

• Momoko Kobori / Ayano Shimizu

The following pair received entry as alternates:

• Francesca Di Lorenzo / Katarzyna Kawa

Withdrawals

Before the tournament

• Anastasija Sevastova (gastrointestinal illness)

Champions

Singles

Main article: 2019 Toray Pan Pacific Open – Singles

• Naomi Osaka def. Anastasia Pavlyuchenkova, 6–2, 6–3

Doubles

Main article: 2019 Toray Pan Pacific Open – Doubles

• Chan Hao-ching / Latisha Chan def. Hsieh Su-wei / Hsieh Yu-chieh, 7–5, 7–5