2011 All Japan Indoor Tennis Championships – Singles

Yuichi Sugita was the defending champion after defeating Matthew Ebden in the 2010 final. He was eliminated by Cedrik-Marcel Stebe already in the first round.
Stebe reached the final, but lost to Dominik Meffert 6–4, 4–6, 2–6.

Singles
2011 All Japan Indoor Tennis Championships
Champion	Dominik Meffert
Runner-up	Cedrik-Marcel Stebe
Score	4–6, 6–4, 6–2

Main article: 2011 All Japan Indoor Tennis Championships

Seeds

1. Go Soeda (semifinals)
2. Matthias Bachinger (quarterfinals)
3. Tatsuma Ito (quarterfinals)
4. Yuichi Sugita (first round)
5. Dominik Meffert (champion)
6. Sebastian Rieschick (quarterfinals)
7. Simon Stadler (semifinals)
8. Andre Begemann (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

Finals

	Semifinals							Final
	1	Go Soeda	4	7	60
	Q	Cedrik-Marcel Stebe	6	64	7
								Q	Cedrik-Marcel Stebe	4	6	2
								5	Dominik Meffert	6	4	6
	7	Simon Stadler	1	3
	5	Dominik Meffert	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	G Soeda	7	6
		Hiroki Moriya	5	2				1	G Soeda	6	6
		D Udomchoke	6	6					D Udomchoke	2	2
		N Monroe	4	3											1	G Soeda	6	6
	WC	T Suzuki	5	r											6	S Rieschick	2	4
		H Kondo	4						H Kondo	6	4	2
		P Oswald	0	4				6	S Rieschick	4	6	6
	6	S Rieschick	6	6																		1	G Soeda	0	7	60
	4	Y Sugita	6	1	1																	Q	C-M Stebe	6	64	7
	Q	C-M Stebe	3	6	6			Q	C-M Stebe	6	6
	WC	Kento Takeuchi	4	4					T Fabbiano	3	1
		T Fabbiano	6	6											Q	C-M Stebe	6	6
		K Kim	7	7											8	A Begemann	2	4
		M Ryderstedt	65	5					K Kim	61	66
		W-s Jun	3	7	64			8	A Begemann	7	7
	8	A Begemann	6	65	7

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	S Stadler	6	6
		G Naso	4	3				7	S Stadler	6	6
		T-h Yang	64	5				Q	T Fernandes	0	4
	Q	T Fernandes	7	7											7	S Stadler	6	7
		Y-k Lim	60	4											3	T Ito	4	63
	Q	Sho Katayama	7	6				Q	Sho Katayama	62	5
		C Ebelthite	3	0				3	T Ito	7	7
	3	T Ito	6	6																		7	S Stadler	1	3
	5	D Meffert	6	6																		5	D Meffert	6	6
		V Vardhan	4	4				5	D Meffert	7	6
		J Lemke	4	2				Q	P Gojowczyk	5	3
	Q	P Gojowczyk	6	6											5	D Meffert	6	6
	WC	T Matsui	1	4											2	M Bachinger	4	4
	WC	Y Uchiyama	6	6				WC	Y Uchiyama	4	3
		A Kumantsov	5	0r				2	M Bachinger	6	6
	2	M Bachinger	7	3

References

• Main Draw
• Qualifying Draw