2011 Kōfu International Open – Singles

Singles
2011 Kōfu International Open
Champion	Chang Kai-chen
Runner-up	Mandy Minella
Final score	6–4, 1–6, 6–4

Sachie Ishizu was the defending champion, but lost to Tamarine Tanasugarn in the second round.
Chang Kai-chen won the title, defeating Mandy Minella 6–4, 1–6, 6–4 in the final.

Seeds

Main Draw

Key

Finals

	Semifinals							Final
	1	Tamarine Tanasugarn	3	2
	5	Mandy Minella	6	6
								5	Mandy Minella	4	6	4
								4	Chang Kai-chen	6	1	6
	4	Chang Kai-chen	6	4	6
	2	Erika Sema	4	6	4

Top Half

First Round							Second Round							Quarterfinals							Semifinals
1	T Tanasugarn	6	6
WC	R Ozaki	3	4				1	T Tanasugarn	6	6
	S Ishizu	6	6					S Ishizu	1	3
Q	Y Miyazaki	2	4											1	T Tanasugarn	6	6
	C Ogi	1	2												A Omae	3	4
	A Omae	6	6					A Omae	7	66	77
WC	R Sawayanagi	1	6	6			WC	R Sawayanagi	5	78	62
8	A Nakamura	6	4	3																	1	T Tanasugarn	3	2
3	N Lertcheewakarn	6	0	2																	5	M Minella	6	6
	C Takayama	4	6	6				C Takayama	65	6	6
	E Takao	77	4	2				M Eguchi	77	1	2
	M Eguchi	62	6	6											C Takayama	0	6	2
	H Watanabe	710	3	64										5	M Minella	6	4	6
Q	Y Sakai	68	6	77			Q	Y Sakai	1	0
	K Hisami	1	2				5	M Minella	6	6
5	M Minella	6	6

Bottom Half

First Round							Second Round							Quarterfinals							Semifinals
7	J Namigata	6	6
WC	M Minokoshi	0	1				7	J Namigata	6	5	7
	N Hamamura	77	1	1				W-h Hsu	2	7	5
	W-h Hsu	65	6	6										7	J Namigata	6	3	4
	A Oka	6	5	5										4	K-c Chang	2	6	6
	A Yonemura	2	7	7				A Yonemura	3	1
	C-w Chan	3	2				4	K-c Chang	6	6
4	K-c Chang	6	6																		4	K-c Chang	6	4	6
6	Y Sema	6	6																		2	E Sema	4	6	4
	Y Koshino	4	4				6	Y Sema	6	6
WC	Y Tanaka	4	6	6			WC	Y Tanaka	1	1
Q	M Ayukawa	6	0	2										6	Y Sema	0	6	3
Q	A Yamasoto	5	6	3										2	E Sema	6	4	6
	R Tezuka	7	4	6				R Tezuka	2	0
	M Tanaka	0	2				2	E Sema	6	6
2	E Sema	6	6

References

• Main Draw
• Qualifying Draw