Amu and Imu's Song (アムとイムの歌 Amu to Imu no Uta)

"Amu and Imu's Song (アムとイムの歌 Amu to Imu no Uta) is a song performed by Miyuki Sawashiro (Riruru) and Yumiko Kobayashi (Pippo) in the 2011 film Doraemon: Nobita and the New Steel Troops ~Winged Angels~. The song alludes the Three Stars of Mechatopia and plays in the beginning of the movie, the middle, and the ending part."