TWICE

Twice ( Korean : 트와이스 ; RR : Teuwaiseu ; Japanese : トゥワイス, Hepburn : Tuwaisu ; commonly stylized in all caps ) is a South Korean girl group formed by JYP Entertainment . The group is composed of nine members: Nayeon , Jeongyeon , Momo , Sana , Jihyo , Mina , Dahyun , Chaeyoung , and Tzuyu . Twice was formed under the television program Sixteen (2015) and debuted on October 20, 2015, with the extended play (EP) The Story Begins , and has received the honorific title of "The Nation's Girl Group" in their home country. ^[1]