Soulhead

Soulhead was a Japanese urban contemporary/R&B duo consisting of sisters Yoshika Sawayama (よしか) and Tsugumi Sawayama (つぐみ). Both were born in Hokkaidō; Yoshika was born on July 20, 1978, and Tsugumi was born on January 25, 1981. They worked with several well-known artists, including Sowelu, Koda Kumi, Crystal Kay and Ken Hirai.