"Bolero / Kiss the Baby Sky / Wasurenaide" is Tohoshinki's 25th Japanese single, released on January 21, 2009. Bolero was the theme song for the Japanese movie, "Subaru (昴)". The movie is named after the ballerina lead named Subaru, which released on March 20, 2009. Tohoshinki made their debut screen on Subaru. The members of Tohoshinki appeared in one scene in which Meisa Kuroki’s character visited a bar; where they performed on a stage during the scene.