ASTRO member and actor Cha Eun-woo has once again drawn attention during his mandatory military service, this time after a video apparently showing him riding a Seoul subway train in uniform went viral online. The footage, reportedly filmed by a fan while on Seoul Metro Line 4, has circulated widely across social media and online communities. It shows a man believed to be Cha standing among ordinary passengers, wearing a military uniform and a cap pulled low over his face. Despite the cap, his distinctive facial features and sharp jawline caught viewers' attention. The overseas fan who uploaded the video said they initially told an acquaintance that the man resembled Cha, only to be told that it was actually the K-pop star. The apparent sighting has added to growing interest in Cha's everyday life during military service. Another recent online post said Cha had been seen at a restaurant in Cheongdam-dong, an upscale neighborhood in Seoul's Gangnam district. Cha's appearances outside the entertainment industry have repeatedly attracted attention since he enlisted. In July, haegeum player Sh