After passing "avex Idol Audition 2010" on 12 June 2010, Maeshima became a member of the Japanese idol group, SUPER☆GiRLS. As a member, she was given the nickname "Amita" (あみた) and assigned rose pink as her image color. In 2011, she started taking on solo activities in parallel with the Supaga's activities, releasing exclusive modeling and solo photo collections for Pichi Lemon, performing in TV dramas, lending her voice as an anime voice actor, and filming commercials. In 25 June 2016, Maeshima
