Singles
2010 Busan Open Challenger Tennis
Champion	Lim Yong-Kyu
Runner-up	Lu Yen-hsun
Score	6–1, 6–4

Danai Udomchoke was the defending champion, but he chose not to compete this year.
Lim Yong-Kyu won in the final 6–1, 6–4 against Lu Yen-hsun.

Seeds

Draw

Finals

	Semifinals							Final
	WC	Lim Yong-Kyu	6	6
	WC	Jun Woong-Sun	3	4
								WC	Lim Yong-Kyu	6	6
								2	Lu Yen-hsun	1	4
	3	Go Soeda	4	0
	2	Lu Yen-hsun	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Schüttler	4	2
		Y-J Kim	6	6					Y-J Kim	2	4
	Q	T Matsui	3	67					P-L Duclos	6	6
		P-L Duclos	6	7												P-L Duclos	4	2
		N Okun	1	2											WC	Y-K Lim	6	6
	WC	Y-K Lim	6	6				WC	Y-K Lim	6	6
		T Suzuki	6	6					T Suzuki	1	3
	7	S Stadler	4	4																		WC	Y-K Lim	6	6
	4	A Peya	3	6	6																	WC	W-S Jun	3	4
	Q	J-S An	6	1	4			4	A Peya	6	1	1
		Y Ito	6	4	3			WC	W-S Jun	4	6	6
	WC	W-S Jun	2	6	6										WC	W-S Jun	3	6	7
		V Vardhan	6	6												R Junaid	6	2	65
	WC	JS Nam	3	2					V Vardhan	3	64
		R Junaid	6	6					R Junaid	6	7
	Q	S Rieschick	4	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	T Ito	6	2	6
		M Raonic	4	6	4			8	T Ito	7	3	6
		S Groth	4	4				WC	S-Y Jeong	65	6	3
	WC	S-Y Jeong	6	6											8	T Ito	2	68
		S Kadir	65	1											3	G Soeda	6	7
	Q	T Chen	7	6				Q	T Chen	5	5
		T-H Yang	2	0				3	G Soeda	7	7
	3	G Soeda	6	6																		3	G Soeda	4	0
	5	B Evans	4	3																		2	Y-h Lu	6	6
	LL	H Kondo	6	6				LL	H Kondo	3	6	6
		A Juška	6	6					A Juška	6	4	4
		I Klec	4	4											LL	H Kondo	1	6	2
		A Sitak	3	6	68										2	Y-h Lu	6	2	6
		A Martin	6	3	7				A Martin	1	3
		A Feeney	6	2	64			2	Y-h Lu	6	6
	2	Y-h Lu	3	6	7

References

• Main Draw
• Qualifying Singles