Gatpo Himitsu X Vanguard Hi-Fi Music Lounge is an izakaya near Apgujeong Rodeo in Sinsa-dong, Gangnam-gu, Seoul, a short walk from Apgujeong Station Exit 5. It serves food and drinks together, with music playing in a quiet interior. The interior is divided into two spaces: one with a hideout feel and one with a jazz bar feel. Portions of the anju are small.