Kunsthochschule Tama
Yumi was born on December 17, 1981 and Emi on December 4, 1976 in Tokyo, Japan. Their family moved to the Yonkers area of New York right after Yumi was born, due to their father's job as an interior designer. In 1995, the family moved back to Japan, and Yumi attended Tama Art University and Emi attended Keio University.