Created in 2004, 黒色すみれ (Kokusyoku Sumire) are responsible for creating a music style that encompasses all the Lolita fashion is and can be; elegance, beauty, darkness, and power. With Yuka on vocals, accordion, and piano, and Sachi on piano and violin, the duo incorporates opera, baroque, and Japanese folk music, perfectly representing the Lolita image.

For further reading, please visit Kokusyoku Sumire's home page.