1PS Members Profile: 1PS Facts 1PS/One Piece Score (원피스) is a South Korean four member girl group that debuted on March 3, 2014 under Maroo Entertainment and consisted of members Yena, Yoonseo, Ji Eun and Saeha. In early 2015, Ji Eun left the group and was replaced with Dasol, but she never got to officially … Continue reading 1PS Members Profile