Good Day (IU song)
IU's breakout song topped South Korean charts for five weeks.
"Good Day" is a bilingual single by South Korean singer IU, with Korean and Japanese versions. The Korean track, released in December 2010 as the lead single from her EP Real, was written by Kim Eana and produced by Lee Min-soo. Billboard named it the best K-pop song of the 2010s.
Quick Facts
- Album
- Real and Good Day
- Language
- Korean; Japanese
- Released
- 9 December 2010
- Length
- 3:53
- Label
- Kakao M; EMI Music Japan
- Writer
- Kim Eana; Emi Minakata
- Producer
- Lee Min-soo
- Cho Young-Chul
- Hidenobu Okita
Facts from the source article.
Track listing
Digital download / streaming – Korean version
| No. | Title | Writer(s) | Length |
|---|---|---|---|
| 1 | Good Day (좋은 날 · rr=Joheun Nal) | Kim Eana, Lee Min-soo | 3:53 |
| Total length | 3:53 | ||
Digital download / Regular CD Edition – Japanese version
| No. | Title | Writer(s) | Length |
|---|---|---|---|
| 1 | Good Day | Kim Eana, Lee Min-soo, Emi Minakata, Cho Young-Chul, Hidenobu Okita | 3:55 |
| 2 | Rain Drop | Natsumi Kobayashi, G. Gorilla, Cho Young-Chul, Hidenobu Okita | 3:50 |
| 3 | Good Day (Instrumental) | Cho Young-Chul, Hidenobu Okita | 3:55 |
| 4 | Rain Drop (Instrumental) | Cho Young-Chul, Hidenobu Okita | 3:50 |
| Total length | 15:30 | ||
Limited Edition A (CD + DVD + Booklet) – Japanese version
| No. | Title | Writer(s) | Length |
|---|---|---|---|
| 1 | Good Day | Kim Eana, Lee Min-soo, Emi Minakata, Cho Young-Chul, Hidenobu Okita | 3:55 |
| 2 | Rain Drop | Natsumi Kobayashi, G. Gorilla, Cho Young-Chul, Hidenobu Okita | 3:50 |
| 3 | Lost Child (Live version) | 3:42 | |
| 4 | Rain Drop (Live version) | 3:50 | |
| 5 | Good Day (Live version) | 3:50 | |
| 6 | Last Fantasy (Live version) | 6:07 | |
| 7 | Aishiteru (Live version) | 3:34 | |
| 8 | Lovin' You (Live version) | 3:09 |
Track listing from the source article.
Did You Know?
- The Japanese version was originally included on IU's first Japanese extended play I□U, released on December 14, 2011.
- The song is composed in the key of A♭ major with a tempo of 128 beats per minute and runs for 3 minutes and 53 seconds.
- IU signed to EMI Music Japan on November 15, 2011, ahead of the Japanese release.
Reception
Writing for New Straits Times, Bibi Nurshuhada Ramli described "Good Day" as IU's breakout song. South China Morning Post's Sylvia Issa called it a "unique musical phenomenon". In November 2019, Billboard ranked it number one on its list of the 100 Greatest K-Pop Songs of the 2010s. Commercially, the song debuted at number one on the South Korean singles chart for the 51st week of 2010, topping the chart for five consecutive weeks. It held the record for most weeks at number one until 2018, when iKon's "Love Scenario" surpassed it. The single also topped the monthly singles chart in December 2010 and was selected as Gallup Korea's Song of the Year in 2011.
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