さんみゅ〜, also known as Sunmyu~, was a Japanese idol group formed in July 2012
under the label Pony Canyon and produced by Sun Music. Initially consisting of
ten members selected from over 1,000 candidates, the group debuted under the
name Sun-μ (β) with two independent singles before renaming to Sunmyu~. Their
major debut came in January 2013 with the single "Kuchibiru Network", a cover of
Yukiko Okada's hit. The group's lineup changed frequently; Masae Nakayama left
in April 2013, and Tomoka Kyogoku departed in January 2015. Sunmyu~ released
their first original single "Koi ga Ai ...