Singles
2017 Shimadzu All Japan Indoor Tennis Championships
Champion	Yasutaka Uchiyama
Runner-up	Blaž Kavčič
Score	6–3, 6–4

Yūichi Sugita was the defending champion but lost in the quarterfinals to Lloyd Harris.

Yasutaka Uchiyama won the title after defeating Blaž Kavčič 6–3, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	Q	Lloyd Harris	4	77	65
	6	Blaž Kavčič	6	63	77
								6	Blaž Kavčič	3	4
									Yasutaka Uchiyama	6	6
		Yasutaka Uchiyama	3	6	6
	2	Grega Žemlja	6	4	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	Y Sugita	77	6
		L Saville	64	3				1	Y Sugita	6	5	6
		H Moriya	3	6	4			PR	C-M Stebe	4	7	3
	PR	C-M Stebe	6	2	6										1	Y Sugita	62	5
		M Tepavac	4	6	1										Q	L Harris	77	7
	Q	L Harris	6	4	6			Q	L Harris	6	6
		D Wu	6	6					D Wu	4	4
	8	A Velotti	3	2																		Q	L Harris	4	77	65
	3	R Bemelmans	6	6																		6	B Kavčič	6	63	77
		B Mott	4	4				3	R Bemelmans	6	4	64
		J De Loore	4	6	69			WC	Yo Watanuki	1	6	77
	WC	Yo Watanuki	6	3	711										WC	Yo Watanuki	4	6	4
	WC	Toru Horie	4	3											6	B Kavčič	6	2	6
		B Rola	6	6					B Rola	64	6	65
	Q	J Wang	0	77	1			6	B Kavčič	77	2	77
	6	B Kavčič	6	62	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	T Ito	6	6
	LL	Shuichi Sekiguchi	2	3				7	T Ito	6	5	0r
	Q	E Karlovskiy	3	6	6			Q	E Karlovskiy	3	7	3
		Yuya Kibi	6	1	2										Q	E Karlovskiy	4	4
		Y Uchiyama	6	6												Y Uchiyama	6	6
		M Matosevic	3	3					Y Uchiyama	77	4	6
	WC	K Uesugi	1	1				4	Z Zhang	65	6	3
	4	Z Zhang	6	6																			Y Uchiyama	3	6	6
	5	A Whittington	4	66																		2	G Žemlja	6	4	3
		T Chen	6	78					T Chen	6	6
		B Klein	4	77	3				F Škugor	3	4
		F Škugor	6	61	6											T Chen	4	4
	Q	S-w Kwon	6	6											2	G Žemlja	6	6
	WC	Jumpei Yamasaki	1	1				Q	S-w Kwon	3	3
		M Polmans	5	4				2	G Žemlja	6	6
	2	G Žemlja	7	6

References

• Main Draw
• Qualifying Draw