Taengtaeng Nakji is a restaurant in Busan that serves nakgopsae and san-nakji yeonpotang. The signature nakgopsae comes with generous portions of octopus and shrimp, and the spice level can be adjusted. Both foreign and local diners eat here, and orders are taken on a tablet. The yeonpotang is boiled using live octopus taken from a tank, and the nakgopsae spice can be set up to the hottest level.