都市怪盜與鄉村偵探 (Dūshì Guàidào Yǔ Xiāngcūn Zhēntàn)

Background
"Dūshì Guài Dào Yǔ Xiāngcūn Zhēntàn" is an original duet song between the VOCALOID, Xin Hua, and the UTAU, Xia Yu Yao.