2013 All Japan Indoor Tennis Championships – Singles

Singles
2013 All Japan Indoor Tennis Championships
Final
Champion	John Millman
Runner-up	Marco Chiudinelli
Score	4–6, 6–4, 7–6(7–2)
Events
Singles Doubles
← 2012 · All Japan Indoor Tennis Championships · 2014 →

Tatsuma Ito was the defending champion but decided to participate at the 2013 BNP Paribas Open instead.
In the final, fourth seeded John Millman outlasted second seeded Marco Chiudinelli in 2 hours and 26 minutes to claim the title with a scoreline of 4–6, 6–4, 7–6^(7–2).

	Semifinals							Final
	5	Hiroki Moriya	64	1
	4	John Millman	77	6
								4	John Millman	4	6	77
								2	Marco Chiudinelli	6	4	62
		Matthew Barton	66	4
	2	Marco Chiudinelli	78	6

	First round							Second round							Quarterfinals							Semifinals
	1	Y Sugita	6	6
		M Reid	4	4				1	Y Sugita	w/o
		G Jones	77	7					G Jones
		B Mitchell	65	5											1	Y Sugita	64	7	3
		M Gong	77	1	3										5	H Moriya	77	5	6
	SE	A Sitak	66	6	6			SE	A Sitak
		T-h Yang	2	4				5	H Moriya	w/o
	5	H Moriya	6	6																		5	H Moriya	64	1
	4	J Millman	77	6																		4	J Millman	77	6
	Q	T Matsui	64	4				4	J Millman	4	6	77
	Q	H Kondo	6	6				Q	H Kondo	6	1	63
	Q	Adrian Sikora	2	0											4	J Millman	6	3	6
		S Groth	77	6											7	P Gojowczyk	3	6	3
		S-y Jeong	65	4					S Groth	4	4
	WC	T Niki	3	4				7	P Gojowczyk	6	6
	7	P Gojowczyk	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	D Meffert	6	6
	WC	K Takeuchi	3	4				8	D Meffert	77	77
	Q	M Venus	5	3					A Arnaboldi	64	60
		A Arnaboldi	7	6											8	D Meffert	6	3	4
	WC	Masato Shiga	0	3												M Barton	3	6	6
		M Barton	6	6					M Barton	77	6
		Y Uchiyama	6	4	6				Y Uchiyama	60	4
	LL	Shuichi Sekiguchi	3	6	0																		M Barton	66	4
	6	M Przysiężny	7	6																		2	M Chiudinelli	78	6
	WC	K Uchida	5	3				6	M Przysiężny	64	6	7
		Y Bhambri	6	6					Y Bhambri	77	3	5
		L-c Huang	4	2											6	M Przysiężny	6	69	1
		J Statham	4	6	3										2	M Chiudinelli	3	711	6
		J Duckworth	6	4	6				J Duckworth	65	79	2
		L Saville	6	4	0			2	M Chiudinelli	77	67	6
	2	M Chiudinelli	3	6	6

• Main Draw
• Qualifying Draw