Breeyonce

Girls' Generation scored 3 number-one singles. Including their hits, "You Think" and "Party" both topping the chart for seven consecutive weeks back to back.

Boy group Big Bang topped the chart twice with "Loser" and "Bang Bang Bang".

"4 Walls" became f(x)'s first number-one since the departure of former member Sulli. The song stayed at top spot for five weeks.

After a sudden rise in popularity, EXID's hit "Up & Down" rose to number-one 5 months after its initial release. Their follow up single, "Ah Yeah", followed suit.

4minute landed their third number-one with "Crazy", topping the chart for six consecutive weeks and becoming the best performing song of the first half of 2015.

DF Chart history

Issue date	Song	Artist(s)
January 3	"Piano Man"	Mamamoo
January 10
January 17
January 24
January 31	"Up & Down"	EXID
February 7
February 14	"Not An Easy Girl"	Lizzy
February 21	"Crazy"	4Minute
February 28
March 7
March 14
March 21
March 28
April 4	"Ice Cream Cake"	Red Velvet
April 11
April 18
April 25	"Catch Me If You Can"	Girls' Generation
May 2	"Ah Yeah"	EXID
May 9	"Catch Me If You Can"	Girls' Generation
May 16	"Loser"	Big Bang
May 23
May 30	"Into You"	Jun Hyoseong
June 6
June 13	"View"	Shinee
June 20	"Touch"	Anda
June 27	"Bang Bang Bang"	Big Bang
July 4	"Cupid"	Kara
July 11	"Bang Bang Bang"	Big Bang
July 18	"Party"	Girls' Generation
July 25
August 1
August 8
August 15
August 22
August 29
September 5	"You Think"
September 12
September 19
September 26
October 3
October 10
October 17
October 24	"I"	Taeyeon featuring Verbal Jint
October 31
November 7	"4 Walls"	f(x)
November 14
November 21
November 28
December 5
December 12	"Sleepless Night"	Nine Muses
December 19
December 26