2019 Toray Pan Pacific Open – Singles

Karolína Plíšková was the defending champion,[1] but chose to participate in Korea Open, instead.

Singles
2019 Toray Pan Pacific Open
Champion	Naomi Osaka
Runner-up	Anastasia Pavlyuchenkova
Final score	6–2, 6–3

Naomi Osaka became the first Japanese player to win the tournament in 24 years, defeating Anastasia Pavlyuchenkova in the final, 6–2, 6–3.

Seeds

The top four seeds received a bye into the second round.

1. Naomi Osaka (Champion)
2. Kiki Bertens (Second round)
3. Sloane Stephens (Second round)
4. Angelique Kerber (Semifinals)
5. Madison Keys (Quarterfinals, retired)
6. Anastasija Sevastova (Withdrew)
7. Donna Vekić (Second round)
8. Petra Martić (Withdrew)
9. Elise Mertens (Semifinals)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
	1	Naomi Osaka	6	6
	9	Elise Mertens	4	1
								1	Naomi Osaka	6	6
									Anastasia Pavlyuchenkova	2	3
	4	Angelique Kerber	3	3
		Anastasia Pavlyuchenkova	6	6

Top Half

	First Round							Second Round							Quarterfinals							Semifinals
								1	N Osaka	7	6
	Q	A Cornet	6	3	2			Q	V Tomova	5	3
	Q	V Tomova	4	6	6										1	N Osaka	6	6
	WC	N Hibino	4	5												Y Putintseva	4	4
	Q	V Flink	6	7				Q	V Flink	1	1
		Y Putintseva	6	7^7					Y Putintseva	6	6
	LL	K Kawa	4	6^4																		1	N Osaka	6	6
																						9	E Mertens	4	1
								3	S Stephens	0	3
	Q	X Han	6^6	1					C Giorgi	6	6
		C Giorgi	7^8	6												C Giorgi	4	3
		G Muguruza	6	6^1	1										9	E Mertens	6	6
		S-w Hsieh	3	7^7	6				S-w Hsieh	3	6	2
	LL	W Osuigwe	3	1				9	E Mertens	6	1	6
	9	E Mertens	6	6

Bottom Half

	First Round							Second Round							Quarterfinals							Semifinals
	5	M Keys	6	6
		D Kasatkina	3	4				5	M Keys	5	6	6
		M Puig	0	3				Q	Z Diyas	7	0	4
	Q	Z Diyas	6	6											5	M Keys	4	6	1^r
		A Riske	4	3											4	A Kerber	6	4	2
	Q	N Gibbs	6	6				Q	N Gibbs	2	4
								4	A Kerber	6	6
																						4	A Kerber	3	3
	7	D Vekić	7	6																			A Pavlyuchenkova	6	6
		C Garcia	5	2				7	D Vekić	6^5	3
		K Mladenovic	1	2				WC	M Doi	7^7	6
	WC	M Doi	6	6											WC	M Doi	2	2
		D Yastremska	3	1												A Pavlyuchenkova	6	6
		A Pavlyuchenkova	6	6					A Pavlyuchenkova	6	7
								2	K Bertens	1	5

Qualifying

Seeds

1. Alizé Cornet (Qualified)
2. Zarina Diyas (Qualified)
3. Astra Sharma (First round, retired)
4. Whitney Osuigwe (Qualifying competition, Lucky loser)
5. Katarzyna Kawa (Qualifying competition, Lucky loser)
6. Liudmila Samsonova (Qualifying competition)
7. Nicole Gibbs (Qualified)
8. Francesca Di Lorenzo (First round)
9. Kristína Kučová (First round)
10. Varvara Flink (Qualified)
11. Han Xinyun (Qualified)
12. Kurumi Nara (Qualifying competition)

Qualifiers

1. Alizé Cornet
2. Zarina Diyas
3. Han Xinyun
4. Nicole Gibbs
5. Varvara Flink
6. Viktoriya Tomova

Lucky losers

1. Whitney Osuigwe
2. Katarzyna Kawa

First Qualifier

	First Round							Qualifying Competition
	1	Alizé Cornet	6	6
	WC	Moyuka Uchijima	0	4
								1	Alizé Cornet	6^3	7^7	6
								12	Kurumi Nara	7^7	6^2	2
		Momoko Kobori	3	2
	12	Kurumi Nara	6	6

Second Qualifier

	First Round							Qualifying Competition
	2	Zarina Diyas	6	6
		Miharu Imanishi	1	4
								2	Zarina Diyas	6	6
								WC	Kyōka Okamura	1	2
	WC	Kyōka Okamura	6	6
	9	Kristína Kučová	2	1

Third Qualifier

	First Round							Qualifying Competition
	3	Astra Sharma	6	1^r
		Yuki Naito	1	4
									Yuki Naito	3	6	1
								11	Han Xinyun	6	4	6
		Risa Ozaki	2	3
	11	Han Xinyun	6	6

Fourth Qualifier

	First Round							Qualifying Competition
	4	Whitney Osuigwe	6	5	6
		Leylah Annie Fernandez	4	7	2
								4	Whitney Osuigwe	4	3
								7	Nicole Gibbs	6	6
		Ayano Shimizu	2	3
	7	Nicole Gibbs	6	6

Fifth Qualifier

	First Round							Qualifying Competition
	5	Katarzyna Kawa	6	2	6
		Mayo Hibi	4	6	4
								5	Katarzyna Kawa	1	6^3
								10	Varvara Flink	6	7^7
	WC	Mai Hontama	3	7^12	3
	10	Varvara Flink	6	6^10	6

Sixth Qualifier

	First Round							Qualifying Competition
	6	Liudmila Samsonova	2	6	7
	WC	Akiko Omae	6	4	5
								6	Liudmila Samsonova	6	0	4
									Viktoriya Tomova	3	6	6
		Viktoriya Tomova	3	6	6
	8	Francesca Di Lorenzo	6	3	1

References

1. "Naomi Osaka upset by Karolina Pliskova in Toray Pan Pacific Open final". Japan Times. 23 September 2018.

• Main Draw
• Qualifying Draw