Rainbow18.
K-Pop
Rainbow18 (레인보우18) is a sub-unit of the inactive girl group Rainbow managed by K-Tigers Entertainment, formed through a web variety show. Another profile detail is that The group has the goal of achieving 1st place on a music show after Rainbow were unable to do so. The lineup includes Woori and Hyunyoung. Their debut took place on August 1, 2025 with the digital mini album Festival.
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