Rainbow note
Rainbow Note is a South Korean city pop duo that debuted in April 2019 with the
single "Line 1." The group consists of Seulhee and Sara, both of whom sing and
compose songs. Seulhee is the lead vocalist, while Sara primarily plays the
keyboard. Their full album Rainbow Note, released on June 8, 2020, charted at
number 81 on the Bugs Top 100 Electro Albums Chart in the final week of June
2025, five years after its initial release.
