A 17-year-old Japanese idol was dismissed for a “serious violation of rules” after observant online viewers spotted a man’s reflection on a plastic cap in a photo she posted. Azu Fujisaki was a member of the Japanese idol group Heroines Research Students, formed in 2023 and consisting of 11 teenage members. On November 1, Fujisaki shared a seemingly ordinary photo of herself holding a tray with popcorn and a cup of Coke at a cinema on her social media account. That post quickly went viral,...