Dunamja-ui Gaesujak is a bar near Seoul Forest in Seongsu-dong 1-ga, Seoul, that serves drinks and snacks at outdoor seating. It offers dishes such as gochu twigim alongside the drinks, with seating on the rooftop or outdoors. The outdoor seating runs only from April to October, and it is hot in midsummer. The building is old, the interior is cramped, and staff responses are sometimes slow.