徳間ジャパンコミュニケーションズ
Before they assumed the name Soulhead, Yoshika and Tsugumi were known as Batti Baas. Batti Baas released one vinyl single through Handcuts Records called "Lovin' You", which featured Aaron Blackmon. The song was a remake of the Minnie Riperton standard. In February 2002, they released a CD single through Tokuma Japan Communications called "Inside Out."