Having won a singing contest in early 1986, and after receiving about 11 months of vocal training, Sakamoto debuted as an enka recording singer with the single "Abare Daiko" in March 1987, and was well received. In 1988, she took part in the 39th
NHK Kōhaku Uta Gassen (New Year's Eve "song battle") for the first time. As of 2017, she has taken part 29 times, missing only the 53rd (2002) edition due to illness. This achievement placed Sakamoto on the 5th place (tied with another enka veteran
Harumi Miyako) for the most Kōhaku appearances for a female artist. Sakamoto was also a vocalist of rock band
HIS (
ja) with bassist and producer
Haruomi Hosono and guitarist
Kiyoshiro Imawano, though Imawano died in 2009. The band's name is an acronym coming from their names Hosono, Imawano and Sakamoto. The band released their album on July 19, 1991. In the 1993 Kōhaku Uta Gassen, she played
Sailor Mercury with
Hiroko Moriguchi as
Sailor Moon and
Hikaru Nishida as
Sailor Mars. "Yozakura Oshichi" (1994) is one of her most famous songs. Although her songs are not usually popular with young people, this was the exception. On January 7, 2009, Sakamoto released the
double A-side single . The single debuted at No. 13 on the Japanese
Oricon weekly charts. "Mata Kimi ni Koi Shiteru" was her
cover version of
Billy BanBan's song. The double A-side single "Asia no Kaizoku/Mata Kimi ni Koi Shiteru" eventually peaked at number three on the
Oricon Weekly Charts, becoming her biggest hit in Japan. The song rose to the number-one spot on the
RIAJ Digital Track Chart between March 31 and April 6, 2010. On July 13, 2010, Sakamoto's album has sold a total of 202,000 copies since its release in October 2009, making her the first female enka singer to have an album reach 200,000 in sales since
Teresa Teng in 1989. On September 14, 2011, "Okaeri ga Omamori (Welcome back is my charm) "the song about her love for
Wakayama (her home town) was released. == Awards and nominations ==