Currently, the entertainment industry is getting more colorful with K-Pop Idol. Not only getting support from their country, K-Pop Idol receives a lot of support from international fans. This industry is a real example of building branding, maintaining consistency, and building strong relationships with the target market. There is a saying, “Huge winds blown on high hills”. Likewise with K-Pop Idols and the industry players behind them. Negative issues and various maneuvers to bring each other down are unavoidable. This is where the importance of agency lies, how they are qualified in creating marketing strategies to maintain K-Pop Idols brand.