Eiko Shimamiya (島みや えい子, Shimamiya Eiko, born April 20), also called Eiko or Peko, is a female j-pop singer-songwriter, lyricist, and composer. Born in Chitose, Hokkaidō, she lives in Sapporo. She was the vocalist of the music production group I've Sound from 1999 to 2011, but now she...
