2017 Shimadzu All Japan Indoor Tennis Championships – Doubles

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]

Main article: 2017 Shimadzu All Japan Indoor Tennis Championships

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 an injury to Kibi.

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

1. Sanchai Ratiwatana / Sonchat Ratiwatana (champions)
2. Marc Polmans / Luke Saville (semifinals)
3. Gong Maoxin / Zhang Ze (quarterfinals)
4. Steven de Waard / Andrew Whittington (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

	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