Cortis’ ‘Redred’ best K-pop song this summer: TikTok

Cortis’ breakout hit “Redred” topped TikTok's Songs of the Summer 2026 list for Korea, according to the platform on Wednesday. The ranking is based on music and videos that trended on the platform throughout the season. Cortis was also named Boyband of the Summer on the TikTok Summer Honours 2026 list. The five members thanked fans and listeners for choosing their song for special moments this summer, via label Big Hit Music. “Redred” is the lead single from Cortis' second EP “Greengreen,” which