Taiyo is the 10th studio album by Japanese singer/songwriter Chisato Moritaka, released on July 15, 1996, by One Up Music. The album features the hit singles "Yasumi no Gogo", "So Blue", and "La La Sunshine", as well as two commercial jingles for Suntory liquor products. "Gin Gin Gin" served as the basis for Moritaka's 1995 Christmas single "Jin Jin Jingle Bell". Taiyo is also the second album in Moritaka's catalog to include a cover version of a Beatles song. A limited edition release included a lenticular cover featuring Moritaka changing her facial expressions and a 10-page photo book.

"La La Sunshine" is the 29th single by Japanese singer/songwriter Chisato Moritaka. The lyrics were written by Moritaka and the music was composed by Hiromasa Ijichi. The single was released by One Up Music on June 10, 1996. The song was used as the opening and ending theme of Fuji TV's news magazine program Mezamashi TV from April 1, 1996 to March 28, 1997. The single was re-released by zetima on April 16, 2008 with a bonus DVD containing the music video to coincide with the song's use by Kao Corporation for a Blaune hair coloring commercial featuring Moritaka.