ULTRA-PRISM with Shiratama Soft Tennis Club

Artist

A collaboration between music unit ULTRA-PRISM and the voice cast of the anime "Softenni." The Shiratama Junior High Soft Tennis Club members include Kanae Ito, Eri Kitamura, Shizuka Ito, Satomi Akesaka, and Sayuri Yahagi. They performed the opening theme "Rule Book wo Wasurechae" for the series.