(Prior to the establishment of the Gaon Chart in 2010, South Korea's Musik charts were supplied Von the Musik Industry Association of Korea (MIAK), which stopped compiling data in 2008. There are no known cumulative chart records for digital singles prior to 2010.)
The Best-selling Singles [Only Idols]
Du and I Von IU (2011) - 6.07 million
Through the Night Von IU (2017) - 5.0 million
Good Tag Von IU (2010) - 4.78 million
Trouble Maker Von Trouble Maker (2011) - 4.43 million
Roly-Poly Von T-ara (2011) - 4.37 million
Nagging Von IU&Lim Seulong (2010) - 4.13 million
Gangnam Style Von Psy (2012) - 4.04 million
Fantastic Baby Von Big Bang (2012) - 4.0 million
So Cool Von Sistar (2011) - 3.94 million
Be My Baby Von Wonder Girls (2011) - 3.92 million
Lovey-Dovey Von T-ara (2012) - 3.76 million
Cry Cry Von T-ara (2011) - 3.76 million
The Boys Von Girls' Generation (2011) - 3.62 million
Good Bye Baby Von Miss A (2011) - 3.6 million
Blue Von Big Bang (2012) - 3.56 million
I Am the Best Von 2NE1 (2011) - 3.47 million
Loving U Von Sistar (2012) - 3.4 million
Alone Von Sistar (2012) - 3.37 million
Can't Let Du Go Even If I Die Von 2AM (2010) - 3.35 million
Bad Girl Good Girl Von Miss A (2010) - 3.33 million
Oh! Von Girls' Generation (2010) - 3.32 million
Heaven Von Ailee (2012) - 3.26 million
Every End of the Tag Von IU (2012) - 3.24 million
Ugly Von 2NE1 (2011) - 3.24 million
On Rainy Days Von Beast (2011) - 3.23 million
Fiction Von Beast (2011) - 3.14 million
Friday Von IU (2013) - 3.13 million
Hot Summer Von F(X) (2011) - 3.05 million
I Go Crazy Because of Du Von T-ara (2010) - 3.04 million
Lonely Von 2NE1 (2011) - 3.04 million
Starlight Moonlight Von Secret (2011) - 3.02 million
===
The Gaon chart provides rankings on a weekly, monthly, and yearly basis, which are based on an aggregate of downloads, streaming and background music. Most idol songs can be charted to the weekly charts thanks to the stream, but every song that succeeds in weekly charts is NOT able to enter monthly charts. Here are the oben, nach oben lists of monthly lists Von years:
(The bold red ones indicate best-performing single of that year)
2010
January : "Can't Let Du Go Even If I Die" Von 2AM
February : "Oh!" Von Girls' Generation
March : "Run Devil Run" Von Girls' Generation
April : "Chitty Chitty Bang Bang" Von Lee Hyori feat. Ceejay
May : "Time Please Stop" Von Davichi
June : "Nagging" Von IU feat. Seulong
July : "Bad Girl Good Girl" Von miss A
August : "I Was Able to Eat Well" Von Homme
September: "Go Away" Von 2NE1
October : "Then Then Then" Von Supreme Team feat. Young Jun
November : "Always" Von Huh Gak
December : "Good Day" Von IU
Best-selling single of 2010: "Can't Let Du Go Even If I Die" Von 2AM (3,353,000 sales)
===
2011
January : "That Man" Von Hyun Bin
February : "The Story Only I Didn't Know" Von IU
March : "My herz Beating" Von K.Will
April : "Love Song" Von Big Bang
May : "Lonely" Von 2NE1
June : "Starlight Moonlight" Von Secret
July : "Having an Affair" Von Park Myung Soo&G-Dragon feat. Park Bom
August : "I Turned Off the TV..." Von Leessang feat.Yoon Mi-rae&Kwon Jung-yeol
September: "Don't Say Goodbye" Von Davichi
October : "Tokyo Girl" Von Busker Busker
November : "Be My Baby" Von Wonder Girls
December : "You and I" Von IU
Best-selling single of 2011: "Roly-Poly" Von T-ara (4,375,000 sales)
===
2012
January : "Lovey-Dovey" Von T-ara
February : "Blue" Von Big Bang
March : "Fantastic Baby" Von Big Bang
April : "Cherry Blossom Ending" Von Busker Busker
May : "Twinkle" Von Girls' Generation-TTS
June : "Like This" Von Wonder Girls
July : "I Liebe You" by 2NE1
August : "Gangnam Style" Von PSY
September: "All For You" Von Jung Eun-ji & Seo In-guk
October : "Bloom" Von Gain
November : "1, 2, 3, 4" Von Lee Hi
December : "Return" Von Lee Seung Gi
Best-selling single of 2012: "Gangnam Style" Von PSY (4,041,000 sales)
===
2013
January : "I Got a Boy" Von Girls' Generation
February : "Gone Not Around Any Longer" Von Sistar19
March : "Turtle" Von Davichi
April : "Gentleman" Von Psy
May : "What's Your Name?" Von 4Minute
June : "Give It to Me" Von Sistar
July : "BAAAM" Von Dynamic Duo feat. Muzie of UV
August : "Story of Someone I Know" Von San E
September: "Touch Love" Von Yoon Mi Rae
October : "The Red Shoes" Von IU
November : "Going To Try" Von Jeong Hyeong-don & G-Dragon
December : "Loved You" Von Seo In-guk & Zia
Best-selling single of 2013: "Shower of Tears" Von Baechigi feat. Ailee (2,087,000 sales)
===
2014
January : "Something" by Girl's Day
February : "Some" Von Soyou & Junggigo
March : "Come Back Home" Von 2NE1
April : "200%" Von Akdong Musician
May : "The Lone Duckling" Von g.o.d.
June : "Eyes, Nose, Lips" Von Taeyang
July : "A Midsummer Night's Sweetness" Von San E, Raina
August : "Beautiful" Von Park Boram feat. Zico
September: "Can't Go to Shinchon" Von Postmen
October : "How I Am" Von Kim Dong-ryool
November : "Miss Me oder Diss Me" Von MC Mong feat. Jinsil of Mad Soul Child
December : "Luv" Von A Pink
Best-selling single of 2014: "Some" Von Soyou & Junggigo (2,868,000 sales)
===
2015
January : "Fire" Von Mad Clown feat. Jinsil of Mad Soul Child
February : "You from the Same Time" Von Naul of Brown Eyed Soul
March : "Love Mash" Von MC Mong feat. Chancellor of The Channel
April : "Only You" Von Miss A
May : "Loser" Von Big Bang
June : "Bang Bang Bang" Von Big Bang
July : "If You" Von Big Bang
August : "Let's Not Fall In Love" Von Big Bang
September: "Leon" Von Park Myeong-soo & IU
October : "I" Von Taeyeon feat. Verbal Jint
November : "Boys and Girls" Von Zico feat. Babylon
December : "Daddy" Von Psy feat. CL
Best-selling single of 2015: "Bang Bang Bang" Von Big Bang (2,500,000+ sales)
===
2016
January : "Dream" bySuzy&Baekhyun
February : Rough" Von GFriend
March : "This Love" Von Davichi
April : "What the spring??" Von 10cm
May : "Cheer Up" Von Twice
June : "I Don't Liebe You" Von Urban Zakapa
July : "Why So Lonely" Von Wonder Girls
August : "Whistle" Von BlackPink
September: "The Liebe I Committed" Von Im Chang-jung
October : "Three Words" Von SechsKies
November : "TT" Von Twice
December : "Fxxk It" Von Big Bang
Best-selling single of 2016: Rough" Von GFriend (2,500,000+ sales)
===
2017
January : "I Will Go to Du like the First Snow" Von Ailee
February : "I Will Go to Du like the First Snow" Von Ailee
March : "Fine" Von Taeyeon
April : "Can't Liebe Du Anymore" Von IU&Oh Hyuk
May : "I Luv It" Von Psy
June : "Untitled, 2014" Von G-Dragon
July : "You, Clouds, Rain" Von Heize feat. Shin Yong-jae
August : "Ko Ko Bop" Von EXO
September: "We Are" Von Woo Won-jae feat. Loco&Gray
October : "Something Special" Von SechsKies
November : "Gift" Von MeloMance
December : "Emptiness in Memory" Von Naul
Best-selling single of 2017: "I Will Go to Du like the First Snow" Von Ailee (2,500,000+ sales)
===
2018
January : "Good Old Days" Von Jang Deok Cheol
February : "Love Scenario" Von iKON
March : "Starry Night" Von Mamamoo
April : "Pass By" Von Nilo
May : "Don't Give It to Me" Von Loco&Hwasa
June : "Travel" Von Bol4
July : "Ddu-Du Ddu-Du" Von BlackPink
August : "Way Back Home" Von Shaun
September: "Siren"by Sunmi
October : "Bbibbi" Von IU
November : "Me After You" Von Paul Kim
December : "Fiancé" Von Mino of WINNER
Best-selling single of 2018: "Love Scenario"by iKON (2,500,000+ sales)
===
2019
January : "After You've Gone" Von MC the Max
February : "Fire Up" Von Woody
March : "Rooftop" Von N.Flying
April : "Bom" Von Bol4
May : "For Liebhaber Who Hesitate" Von Jannabi
June : "2002" Von Anne-Marie
July : "Drunk on Love" Von Jang Hye-jin and Yoon Min-soo
August : "Remember Me" Von Gummy
September: "So Long" Von Paul Kim
October : "How Can I Liebe the Heartbreak, You're the One I Love" Von AKMU
November : "Love Poem" Von IU
December : -
===
The current holders who has the most number one songs since 2010:
IU (22 songs)
Big Bang (10 songs)
2NE1, Sistar & Twice (9 songs)
Huh Gak, Girls' Generation &Davichi (8 songs)
Zion.T & Taeyeon (7 songs)
===
What do Du think about these digital monsters?
credit: link
The Best-selling Singles [Only Idols]
Du and I Von IU (2011) - 6.07 million
Through the Night Von IU (2017) - 5.0 million
Good Tag Von IU (2010) - 4.78 million
Trouble Maker Von Trouble Maker (2011) - 4.43 million
Roly-Poly Von T-ara (2011) - 4.37 million
Nagging Von IU&Lim Seulong (2010) - 4.13 million
Gangnam Style Von Psy (2012) - 4.04 million
Fantastic Baby Von Big Bang (2012) - 4.0 million
So Cool Von Sistar (2011) - 3.94 million
Be My Baby Von Wonder Girls (2011) - 3.92 million
Lovey-Dovey Von T-ara (2012) - 3.76 million
Cry Cry Von T-ara (2011) - 3.76 million
The Boys Von Girls' Generation (2011) - 3.62 million
Good Bye Baby Von Miss A (2011) - 3.6 million
Blue Von Big Bang (2012) - 3.56 million
I Am the Best Von 2NE1 (2011) - 3.47 million
Loving U Von Sistar (2012) - 3.4 million
Alone Von Sistar (2012) - 3.37 million
Can't Let Du Go Even If I Die Von 2AM (2010) - 3.35 million
Bad Girl Good Girl Von Miss A (2010) - 3.33 million
Oh! Von Girls' Generation (2010) - 3.32 million
Heaven Von Ailee (2012) - 3.26 million
Every End of the Tag Von IU (2012) - 3.24 million
Ugly Von 2NE1 (2011) - 3.24 million
On Rainy Days Von Beast (2011) - 3.23 million
Fiction Von Beast (2011) - 3.14 million
Friday Von IU (2013) - 3.13 million
Hot Summer Von F(X) (2011) - 3.05 million
I Go Crazy Because of Du Von T-ara (2010) - 3.04 million
Lonely Von 2NE1 (2011) - 3.04 million
Starlight Moonlight Von Secret (2011) - 3.02 million
===
The Gaon chart provides rankings on a weekly, monthly, and yearly basis, which are based on an aggregate of downloads, streaming and background music. Most idol songs can be charted to the weekly charts thanks to the stream, but every song that succeeds in weekly charts is NOT able to enter monthly charts. Here are the oben, nach oben lists of monthly lists Von years:
(The bold red ones indicate best-performing single of that year)
2010
January : "Can't Let Du Go Even If I Die" Von 2AM
February : "Oh!" Von Girls' Generation
March : "Run Devil Run" Von Girls' Generation
April : "Chitty Chitty Bang Bang" Von Lee Hyori feat. Ceejay
May : "Time Please Stop" Von Davichi
June : "Nagging" Von IU feat. Seulong
July : "Bad Girl Good Girl" Von miss A
August : "I Was Able to Eat Well" Von Homme
September: "Go Away" Von 2NE1
October : "Then Then Then" Von Supreme Team feat. Young Jun
November : "Always" Von Huh Gak
December : "Good Day" Von IU
Best-selling single of 2010: "Can't Let Du Go Even If I Die" Von 2AM (3,353,000 sales)
===
2011
January : "That Man" Von Hyun Bin
February : "The Story Only I Didn't Know" Von IU
March : "My herz Beating" Von K.Will
April : "Love Song" Von Big Bang
May : "Lonely" Von 2NE1
June : "Starlight Moonlight" Von Secret
July : "Having an Affair" Von Park Myung Soo&G-Dragon feat. Park Bom
August : "I Turned Off the TV..." Von Leessang feat.Yoon Mi-rae&Kwon Jung-yeol
September: "Don't Say Goodbye" Von Davichi
October : "Tokyo Girl" Von Busker Busker
November : "Be My Baby" Von Wonder Girls
December : "You and I" Von IU
Best-selling single of 2011: "Roly-Poly" Von T-ara (4,375,000 sales)
===
2012
January : "Lovey-Dovey" Von T-ara
February : "Blue" Von Big Bang
March : "Fantastic Baby" Von Big Bang
April : "Cherry Blossom Ending" Von Busker Busker
May : "Twinkle" Von Girls' Generation-TTS
June : "Like This" Von Wonder Girls
July : "I Liebe You" by 2NE1
August : "Gangnam Style" Von PSY
September: "All For You" Von Jung Eun-ji & Seo In-guk
October : "Bloom" Von Gain
November : "1, 2, 3, 4" Von Lee Hi
December : "Return" Von Lee Seung Gi
Best-selling single of 2012: "Gangnam Style" Von PSY (4,041,000 sales)
===
2013
January : "I Got a Boy" Von Girls' Generation
February : "Gone Not Around Any Longer" Von Sistar19
March : "Turtle" Von Davichi
April : "Gentleman" Von Psy
May : "What's Your Name?" Von 4Minute
June : "Give It to Me" Von Sistar
July : "BAAAM" Von Dynamic Duo feat. Muzie of UV
August : "Story of Someone I Know" Von San E
September: "Touch Love" Von Yoon Mi Rae
October : "The Red Shoes" Von IU
November : "Going To Try" Von Jeong Hyeong-don & G-Dragon
December : "Loved You" Von Seo In-guk & Zia
Best-selling single of 2013: "Shower of Tears" Von Baechigi feat. Ailee (2,087,000 sales)
===
2014
January : "Something" by Girl's Day
February : "Some" Von Soyou & Junggigo
March : "Come Back Home" Von 2NE1
April : "200%" Von Akdong Musician
May : "The Lone Duckling" Von g.o.d.
June : "Eyes, Nose, Lips" Von Taeyang
July : "A Midsummer Night's Sweetness" Von San E, Raina
August : "Beautiful" Von Park Boram feat. Zico
September: "Can't Go to Shinchon" Von Postmen
October : "How I Am" Von Kim Dong-ryool
November : "Miss Me oder Diss Me" Von MC Mong feat. Jinsil of Mad Soul Child
December : "Luv" Von A Pink
Best-selling single of 2014: "Some" Von Soyou & Junggigo (2,868,000 sales)
===
2015
January : "Fire" Von Mad Clown feat. Jinsil of Mad Soul Child
February : "You from the Same Time" Von Naul of Brown Eyed Soul
March : "Love Mash" Von MC Mong feat. Chancellor of The Channel
April : "Only You" Von Miss A
May : "Loser" Von Big Bang
June : "Bang Bang Bang" Von Big Bang
July : "If You" Von Big Bang
August : "Let's Not Fall In Love" Von Big Bang
September: "Leon" Von Park Myeong-soo & IU
October : "I" Von Taeyeon feat. Verbal Jint
November : "Boys and Girls" Von Zico feat. Babylon
December : "Daddy" Von Psy feat. CL
Best-selling single of 2015: "Bang Bang Bang" Von Big Bang (2,500,000+ sales)
===
2016
January : "Dream" bySuzy&Baekhyun
February : Rough" Von GFriend
March : "This Love" Von Davichi
April : "What the spring??" Von 10cm
May : "Cheer Up" Von Twice
June : "I Don't Liebe You" Von Urban Zakapa
July : "Why So Lonely" Von Wonder Girls
August : "Whistle" Von BlackPink
September: "The Liebe I Committed" Von Im Chang-jung
October : "Three Words" Von SechsKies
November : "TT" Von Twice
December : "Fxxk It" Von Big Bang
Best-selling single of 2016: Rough" Von GFriend (2,500,000+ sales)
===
2017
January : "I Will Go to Du like the First Snow" Von Ailee
February : "I Will Go to Du like the First Snow" Von Ailee
March : "Fine" Von Taeyeon
April : "Can't Liebe Du Anymore" Von IU&Oh Hyuk
May : "I Luv It" Von Psy
June : "Untitled, 2014" Von G-Dragon
July : "You, Clouds, Rain" Von Heize feat. Shin Yong-jae
August : "Ko Ko Bop" Von EXO
September: "We Are" Von Woo Won-jae feat. Loco&Gray
October : "Something Special" Von SechsKies
November : "Gift" Von MeloMance
December : "Emptiness in Memory" Von Naul
Best-selling single of 2017: "I Will Go to Du like the First Snow" Von Ailee (2,500,000+ sales)
===
2018
January : "Good Old Days" Von Jang Deok Cheol
February : "Love Scenario" Von iKON
March : "Starry Night" Von Mamamoo
April : "Pass By" Von Nilo
May : "Don't Give It to Me" Von Loco&Hwasa
June : "Travel" Von Bol4
July : "Ddu-Du Ddu-Du" Von BlackPink
August : "Way Back Home" Von Shaun
September: "Siren"by Sunmi
October : "Bbibbi" Von IU
November : "Me After You" Von Paul Kim
December : "Fiancé" Von Mino of WINNER
Best-selling single of 2018: "Love Scenario"by iKON (2,500,000+ sales)
===
2019
January : "After You've Gone" Von MC the Max
February : "Fire Up" Von Woody
March : "Rooftop" Von N.Flying
April : "Bom" Von Bol4
May : "For Liebhaber Who Hesitate" Von Jannabi
June : "2002" Von Anne-Marie
July : "Drunk on Love" Von Jang Hye-jin and Yoon Min-soo
August : "Remember Me" Von Gummy
September: "So Long" Von Paul Kim
October : "How Can I Liebe the Heartbreak, You're the One I Love" Von AKMU
November : "Love Poem" Von IU
December : -
===
The current holders who has the most number one songs since 2010:
IU (22 songs)
Big Bang (10 songs)
2NE1, Sistar & Twice (9 songs)
Huh Gak, Girls' Generation &Davichi (8 songs)
Zion.T & Taeyeon (7 songs)
===
What do Du think about these digital monsters?
credit: link