Girl group RESCENE ranked first in the October brand reputation survey of rookie idol groups. The Korea Business Research Institute released its big-data analysis of rookie idol group brand reputation for October 2026 on the 1st, with CORTIS and izna placing second and third after RESCENE. izna's brand reputation index jumped significantly from the previous month, lifting it to third place. The survey analyzed 22,363,066 pieces of brand big data on rookie idol groups — those that debuted in 2023 or later — from September 1 to October 1, 2026. That is 13.31% more than September's 19,735,635, with brand consumption up 8.00%, brand issues up 1.52%, brand communication up 16.13% and brand diffusion up 20.90%. The brand reputation index combines participation, media, communication and community indices to analyze consumer interest in and online activity around a brand. RESCENE, made up of Wonee, Liv, Minami, May and Zena, recorded a brand reputation index of 8,057,217, with a participation index of 1,388,940, a media index of 1,418,103, a communication index of 2,905,160 and a community index of 2,345,015 — up 8.04% from 7,457,923 in September. In link analysis, reactions such as “break through,” “sell out” and “cheer” ranked high, while keyword analysis highlighted “Love Attack,” “trot” and “university festival.” The positive ratio was 94.97%.