She is best known for singing the opening themes of the anime series Higurashi When They Cry.
Eiko also handles a school called Shimamiya Size (S-size) in Sapporo.
[1] Some of her former students are I've Sound singers Mami Kawada, Kotoko and Kaori Utatsuki.
[3][non-primary source needed] Her "Perfect World Live Tour", which was scheduled to begin in June, was subsequently canceled.
[5][non-primary source needed] List of albums with at least one Eiko Shimamiya song.