South Korean musician, Dahyun, wrote several songs for the artist Twice.
Kim Da-hyun (Korean: ; Hanja: ; born May 28, 1998), known mononymously as Dahyun (Korean: ), is a South Korean singer, rapper and songwriter. She is a member of the South Korean girl group Twice formed by JYP Entertainment. Songwriting credits "Missing U" "Trick it" "21:29" "Bring It Back" "Queen" Twice 
