Doubles
2017 Shimadzu All Japan Indoor Tennis Championships
Champions	Sanchai Ratiwatana Sonchat Ratiwatana
Runners-up	Ruben Bemelmans Joris De Loore
Score	4–6, 6–4, [10–7]

Gong Maoxin and Yi Chu-huan were the defending champions but chose to defend their title with different partners. Gong partnered Zhang Ze but lost in the quarterfinals to Ruben Gonzales and Hsieh Cheng-peng. Yi partnered Yuya Kibi but withdrew from the tournament due to a Kibi injury.

Sanchai and Sonchat Ratiwatana won the title after defeating Ruben Bemelmans and Joris De Loore 4–6, 6–4, [10–7] in the final.

Seeds

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
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
	1	Sa Ratiwatana So Ratiwatana	7	6
	WC	Katsuki Nagao Hiromasa Oku	5	3				1	Sa Ratiwatana So Ratiwatana	6	7
		T Chen T Matsui	4	66					B Kavčič F Škugor	4	5
		B Kavčič F Škugor	6	78											1	Sa Ratiwatana So Ratiwatana	6	77
	3	M Gong Z Zhang	6	6												R Gonzales C-p Hsieh	4	63
		M Draganja T Draganja	4	4				3	M Gong Z Zhang	65	77	[7]
		R Gonzales C-p Hsieh	6	63	[10]				R Gonzales C-p Hsieh	77	62	[10]
		B Klein R Roelofse	3	77	[7]																	1	Sa Ratiwatana So Ratiwatana	4	6	[10]
		R Bemelmans J De Loore	w/o																				R Bemelmans J De Loore	6	4	[7]
		Yuya Kibi C-h Yi							R Bemelmans J De Loore	6	3	[10]
	WC	Sora Fukuda Y Sugita	3	3				4	S de Waard A Whittington	2	6	[8]
	4	S de Waard A Whittington	6	6												R Bemelmans J De Loore	6	6
		B McLachlan A Velotti	62	4											2	M Polmans L Saville	4	2
		H-y Peng D Wu	77	6					H-y Peng D Wu	3	6	[4]
	WC	Masakatsu Noguchi T Suzuki	5	62				2	M Polmans L Saville	6	3	[10]
	2	M Polmans L Saville	7	77

References

• Main Draw