Biography
The Queen of Purple (QOP) is a four-member unit from the Japanese rhythm game Tokyo 7th Sisters (Tokyo 7th シスターズ). The band consists of the characters Echizen Murasaki (VA: Maiko Nomura), Seto Ferb (VA: Hirose Yuki), Mimori Matsuri (VA: Tatsumi Yuiko) and Sakaiya Yumeno (VA: Yamamoto Ayano).
Biography text from Last.fm, available under CC BY-SA.