Shocking! 1st Generation YouTuber 'Daedoseogwan' Na Dong-hyeon Passes Away Suddenly at the Age of 46
A Shocking Loss and the Beginning of Mourning: The Sudden Passing of Na Donghyun of Daedoseogwan Na Donghyun, known as Daedoseogwan, a pioneer of the first generation of Korean internet broadcasters and a YouTuber with 1.44 million subscribers, suddenly left us at the age of 46. What exactly happened? On the morning of September 6, 2025, Na Donghyun was found dead at his home in Gwangjin-gu, Seoul. His body was discovered by firefighters and police who responded to a report by a friend after he missed an appointment and ceased all contact. Daedoseogwan was a trailblazer in Korea’s online content ecosystem, having built a steady and devoted fanbase over many years. His unique channel name, ‘Daedoseogwan’ (meaning Grand Library), perfectly reflected his content philosophy: offering a wide range of knowledge, information, and entertainment, much like a real library. What makes this loss even more heartbreaking is that Na Donghyun remained active until just two d...