Kim Deokhuui Gopchangjo Hongdae Branch is a gopchang restaurant in an alley near Sangsu Station. Ordering the unlimited refill set brings daechang, gopchang, heart, and beef tripe with spicy Deokhu rice and sundubu. The sundubu is cooked at the table, and staff check the grill during the meal. There is outdoor seating along the alley, and the interior has a retro feel.