BP RaNia (BP 라니아; also stylized as BP RANIA) is a five-member girl group under DR Music. They debuted as RaNia with the song "Dr Feel Good" on April 6, 2011. Their name stands for Black Pearl Regeneration Idol of Asia.
Jieun (지은) - leader, lead dancer, lead vocalist
Zi.U (지유; formerly Seulji (슬지)) - lead vocalist, lead dance, Visual,Face
Ttabo (따보) - main rapper, main dancer, sub vocals
Hyemi (혜미) - main vocalist, sub rapper, center, maknae
Yijo (이조) - main dancer (2011)
Joy (조이; Jutamas Wichai) - sub vocals, visual (2011)
Riko (리코) - lead vocals (2011–2013)
Jooyi (주이) - lead vocals, main rap (2011–2014)
Di (디) - leader, sub-vocals, lead dance, lead rap (2011–2016)
T-ae (티애) - main dance,lead Vocal (2011–2016)
Xia (시아) - main vocals, lead dance (2011–2016)
Yina (이나; formerly Saem (샘)) - lead dance, sub vocals, sub rapper, first generation leader (2011–2014; 2016–2017)
Alex (알렉스) - main rapper (2015–2017)
Yumin (유민) - sub vocalist, face
"Happy Sisters OST Part.1" (2017)
Yina originally debuted in 2011 under the name Saem but left the group in late 2014 before returning briefly as a member in late 2016.
Alex was the first African-American member of a K-pop group.