"Taiyō no Uta" (タイヨウのうた, lit. "A Song to the Sun") is a song recorded by Japanese actress and singer Erika Sawajiri for the TBS television adaptation of the film by the same name, Taiyō no Uta. It was released under the name Kaoru Amane, the lead character of the series portrayed by Sawajiri, through Sony Music Records on August 30, 2006. The single broke several records, scoring the best first-week sales of a debut single by a female solo artist and becoming the first debut single by an actress in twelve years to top the Oricon Singles Chart, since Yuki Uchida's debut with "Tenca o Torō! (Uchida no Yabō)" (1994).