A viral sightings of ASTRO Cha Eunwoo in Gyeongju on October 30 across online communities and social media. Many of the posts on X and other forums include photos of the star in full military uniform walking beside a bodyguard.

The photo he shared showed Cha Eunwoo in a hat and standard military outfit, but fans weren't blind to his striking looks despite his casual appearance. According to pannchoa, many netizens commented that "even in uniform, his model-like visuals cannot be hidden."

Fans were surprised by his appearance and calmness. An internet user said, "I thought he was filming a movie." Others called him a "K-soldier," likening his global popularity to that of K-pop idols who represent South Korea on the international stage.

As per theqoo confirmation, Cha Eun-woo is in the Ministry of National Defense Support Group. Source noted that he visited Gyeongju to provide some support duties for an event related to APEC, demonstrating his ongoing commitment to public and national service.

Cha Eunwoo enlisted in the Army Military Band in July 2025 and has managed to show his strong presence through updates from other soldiers and fans. He has been praised for his dedication and professionalism, even during his time serving.

After the sighting, theqoo users flooded the original post with comments of excitement:
"Gotta show him off." one fan sais

Another netizen added "He's indeed our national treasure, is there any fool who can disagree?"

"Our national treasure is walking."fan said.

Another netizen chimed in "Ah of course, since he's our national treasure, he must go to Gyeongju." and "Wow, he has not even added a little weight in the army."

"I'm sure they called him to show him off."

One fan added humorously, "People of the world, please look at our national treasure." But as one of K-pop's most beloved idols and actors, Cha Eunwoo's sustained popularity even through his military service cements his status as one of South Korea's most prominent cultural icons.