Explore guitars at Guitarnet Showroom While enjoying a weekend stroll through Apgujeong, visit the Guitarnet Showroom, where you can feast your eyes on an array of colorful guitars. Just a 5 to 7-minute walk from Apgujeongrodeo Station's Exit No. 6 on the Suin-Bundang Line, the oval-shaped, dark gray store cannot be missed after making a right turn at the Hana Bank. Insa-dong’s Nagwon Instrument Arcade,.