"Benkyō no Uta" (勉強の歌, lit. "Study Song") is the 12th single by Japanese singer/songwriter Chisato Moritaka. The lyrics were written by Moritaka and the music was composed by Hideo Saitō, the single was released alongside "Kono Machi (Home Mix)" by Warner Pioneer on February 10, 1991. The song was used as the opening theme of the 1991 anime TV series Mischievous Twins: The Tales of St. Clare's.