Doubles
2012 All Japan Indoor Tennis Championships
Champions	Sanchai Ratiwatana Sonchat Ratiwatana
Runners-up	Hsieh Cheng-peng Lee Hsin-han
Score	7–6(9–7), 6–3

Dominik Meffert and Simon Stadler were the defending champions but decided not to participate.
Sanchai Ratiwatana and Sonchat Ratiwatana won the title, defeating Hsieh Cheng-peng and Lee Hsin-han 7–6^(9–7), 6–3 in the final.

Seeds

Draw

Draw

	First round							Quarterfinals							Semifinals							Final
	1	JP Fruttero R Klaasen	6	77
		L Zhe T-h Yang	4	64				1	JP Fruttero R Klaasen	7	63	[6]
		M Jaziri P Raja	6	7					M Jaziri P Raja	5	77	[10]
		C Ebelthite S Groth	3	5												M Jaziri P Raja	3	6	[7]
	4	D Sharan V Vardhan	2	66												C-p Hsieh H-h Lee	6	3	[10]
	WC	H Moriya Y Sugita	6	78				WC	H Hiroki Moriya Y Sugita	3	4
		K Čapkovič A Weintraub	4	3					C-p Hsieh H-h Lee	6	6
		C-p Hsieh H-h Lee	6	6																			C-p Hsieh H-h Lee	67	3
	Q	T Niki B Sato	2	2																		2	Sa Ratiwatana So Ratiwatana	79	6
	LL	Y Bhambri T Chen	6	6				LL	Y Bhambri T Chen	0	1
	WC	T Ito Y Uchiyama	1	3				3	H Heliövaara D Molchanov	6	6
	3	H Heliövaara D Molchanov	6	6											3	H Heliövaara D Molchanov	64	3
		H Kondo Y Chu-huan	4	712	[7]										2	Sa Ratiwatana So Ratiwatana	77	6
		S Rieschick D Udomchoke	6	610	[10]				S Rieschick D Udomchoke	2	4
		R Ghedin B Klein	3	77	[4]			2	Sa Ratiwatana So Ratiwatana	6	6
	2	Sa Ratiwatana So Ratiwatana	6	64	[10]

References

• Main Draw
• Qualifying Draw