Girlhood -S official fan name? NE SO ONE (long-cherished wish) meaning: the desire of girlhood and fans are one. SONE's O is represented by a heart, which is a pink rose heart-shaped balloon representing girlhood. The representative color of our girls is pastel rose pink rose heart-shaped balloon. South Korea's slogan is: now is girlhood, the future is girlhood, and it will always be girlhood!

Loudness is measured in sone, which is the most intuitive measure of sound intensity. Loudness depends on the amplitude of sound waves and is related to frequency. It is defined as 1000Hz, 40dB, and the loudness is pure tone 1 sone.