BP RaNia is a shortened from Black Pearl Regeneration Idol of Asia. In stylish, it is written as BP Rania or BP RaNia.

In 2011, BP RaNia is a South Korean girl group formed by DR Music. It was created by American Teddy Riley.

In 2011, they first performed as RaNia with their first mini album Teddy Riley. This was the first expansion in Asia with the title track DR Fee.

The members of RaNia include Yina, Alex, Jieun, Yumin, Zi.U, Ttabo and Hyeme.

In mid-2010, RaNia was set to debut as the third generation of Baby V.O.X. Later the DR Music decided to rebrand them as a new group named RANIA with eight members.

In 2011 RANIA made their performance again. Under the guidance of the producer Teddy Riley they performed on 6 April on KBS's Music Bank. The song was originally given to Lady Gaga. The music video and live performances caused controversy in Korea as some of the viewers felt their image and concept were too provocative. RaNia was compelled to change the outfits and make the change in the choreography. In June the group returned with their 1st digital single "Masquerade" after the conclusion of "DR Feel Good" promotions.

On 16 November 2011, the group released their 2nd mini album, Time to Rock Da Show. Brave Brothers wrote the title track," Pop Pop Pop" the music video was revealed four days later.

The dance practice for 'Start a Fire' has been released by BP RaNia.

The choreography for the dance is going on but the leader Alex is not present in most of the routine. As Alex was missing from most of the MV, the fans have stated that she was not well for the MV filming and hope that she rover soon and would be present in the full choreography.

However, the full dance practice is dropped now and Alex is not attending the choreography at all.