LADY BiRD is a Japanese electronic duo consisting of DJ Ten and Kazuhisa Hirota, both of Club Atom fame. They mainly use assorted female vocalists, many of which are already popular Japanese models. They debuted in 2009 with the electropop single, "Sweet Song", which featured gyaru model Soni. They have also released a cover of Pizzicato Five's classic, "Tokyo wa Yoru no Shichiji".