United Kingdom, March 21 -- BLACKPINK singer Rose isn't "completely comfortable" in her own skin.

The 29-year-old star is marking a decade with the K-pop girl group this year and has also released successful solo material but she still has to work on her confidence.

Rose told CR Fashion Book: "I feel much more comfortable than I did my early twenties, but I'm not fully there yet.

"At 29, I haven't mastered feeling completely comfortable in my own skin, but I'm definitely better at it than I was years ago."

Asked if confidence is something a person always keeps developing, the APT hitmaker said: "I don't know if I've reached it yet. But it's something I have to work on every day.

"Even when I feel very confident, my mind is constantly...