- f(x)
- Digital Single
- Chu~♡
- Released
- 2009.11.04
- Tracklist
- Chu~♡
- Artist
- f(x)
- Single
- Chu~♡
- Released
- 2009.11.09
- Tracklist
- Chu~♡
- Step by me
- You are my destiny f(Luna+Krystal)
- Information
"Chu~♡" is f(x)'s debut single. The title song "Chu~♡" was released digitally on November 4, 2009 while the physical release of the single was released on the 9th.