Singles
2016 Japan Women's Open
Champion	Christina McHale
Runner-up	Kateřina Siniaková
Score	3–6, 6–4, 6–4

Yanina Wickmayer was the defending champion, but lost in the first round to Viktorija Golubic.

Christina McHale won her first WTA title, defeating Kateřina Siniaková in the final, 3–6, 6–4, 6–4.

Seeds

Draw

Finals

	Semifinals							Final
		Kateřina Siniaková	6	6
	6	Zhang Shuai	3	0
									Kateřina Siniaková	6	4	4
								7	Christina McHale	3	6	6
		Jana Čepelová	4	6	5
	7	Christina McHale	6	3	7

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Doi	5	3
		A Sasnovich	7	6					A Sasnovich	3	1
		A Riske	6	6					A Riske	6	6
		N Hibino	2	4												A Riske	2	4
	LL	A Lottner	1	4												K Siniaková	6	6
		K Siniaková	6	6					K Siniaková	6	5	77
		L Chirico	6	7					L Chirico	4	7	63
	8	K Bondarenko	4	5																			K Siniaková	6	6
	4	J Larsson	6	6																		6	S Zhang	3	0
		S Lisicki	3	2				4	J Larsson	2	6	4
	WC	R Ozaki	0	2					V Lepchenko	6	3	6
		V Lepchenko	6	6												V Lepchenko	77	1	3
		N Osaka	6	6											6	S Zhang	64	6	6
		A Kontaveit	0	2					N Osaka	3	2
	WC	E Hozumi	64	6	3			6	S Zhang	6	6
	6	S Zhang	77	1	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	M Brengle	1	4
		J Čepelová	6	6					J Čepelová	6	6
	Q	S-j Jang	4	6	6			Q	S-j Jang	3	1
		S Zheng	6	3	3											J Čepelová	3	6	6
		T Paszek	2	2												K Nara	6	4	1
		K Nara	6	6					K Nara	6	6
		M Sakkari	4	3				3	Y Putintseva	2	2
	3	Y Putintseva	6	6																			J Čepelová	4	6	5
	7	C McHale	6	3	77																	7	C McHale	6	3	7
		K Kozlova	4	6	65			7	C McHale	2	6	77
	Q	R Peterson	6	711				Q	R Peterson	6	2	64
	Q	M Kato	3	69											7	C McHale	6	5	6
	Q	E Sema	1	0												V Golubic	3	7	3
		M Linette	6	6					M Linette	2	77	3
		V Golubic	6	79					V Golubic	6	65	6
	2	Y Wickmayer	1	67

Qualifying

Qualifying draw

First qualifier

	First round							Second round							Qualifying competition
	5	Sara Sorribes Tormo	1	4
		Miyu Kato	6	6
									Miyu Kato	77	6
									Yang Zhaoxuan	62	0
	Alt	Yuki Chiang	3	64
		Yang Zhaoxuan	6	77
																Miyu Kato	6	6
															12	Antonia Lottner	3	1
	WC	Ayano Shimizu	6	4	6
		Olga Savchuk	3	6	0
								WC	Ayano Shimizu	4	0
								12	Antonia Lottner	6	6
		Urszula Radwańska	6	5	5
	12	Antonia Lottner	1	7	7

Second qualifier

	First round							Second round							Qualifying competition
	7	Julia Glushko	65	6	1
		Sabina Sharipova	77	2	6
									Sabina Sharipova	6	6
									Aleksandrina Naydenova	3	0
		Aleksandrina Naydenova
		Bye
																Sabina Sharipova	4	4
															11	Jang Su-jeong	6	6
	WC	Himari Sato	5	4
		Shuko Aoyama	7	6
									Shuko Aoyama	6	5	4
								11	Jang Su-jeong	1	7	6
		Ons Jabeur	3	2
	11	Jang Su-jeong	6	6

Third qualifier

	First round							Second round							Qualifying competition
	3	Jennifer Brady	1	3
		Daniela Hantuchová	6	6
									Daniela Hantuchová	6	2	6
								WC	Miharu Imanishi	2	6	0
	Alt	Jessica Moore	1	0
	WC	Miharu Imanishi	6	6
																Daniela Hantuchová	4	6	3
																Erika Sema	6	3	6
	Alt	Renata Voráčová	0	2
		Xu Yifan	6	6
									Xu Yifan	6	2r
									Erika Sema	2	3
		Erika Sema	6	6
	10	Hiroko Kuwata	3	3

Fourth qualifier

	First round							Second round							Qualifying competition
	4	Rebecca Peterson	77	6
		Riko Sawayanagi	63	1
								4	Rebecca Peterson	6	6
									Han Na-lae	3	4
		Han Na-lae	4	6	6
		Arina Rodionova	6	4	4
															4	Rebecca Peterson	6	6
																Varatchaya Wongteanchai	1	1
	WC	Makoto Ninomiya	3	1
		Ayaka Okuno	6	6
									Ayaka Okuno	2	3
									Varatchaya Wongteanchai	6	6
		Varatchaya Wongteanchai	6	1	6
	8	Luksika Kumkhum	3	6	4

References

• Main Draw
• Qualifying Draw