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About the song
"Signal Graph" is the first opening theme for Koi to Senkyo to Chocolate (Love, Election and Chocolate; 恋と選挙とチョコレート), the 2012 anime produced by AIC Build. Performed by Annabel, the song was released as a single on July 25, 2012. It was composed by Annabel, with lyrics also written by her, and combines pop and rock elements typical of anime opening themes.