Harmonium is a house-style restaurant serving Italian food next to Sounds Hannam in Hannam, Seoul. The octopus is as soft as boiled pork jowl, and the tiramisu and cappuccino are the core menu items, with appetizers arriving in portions as large as the mains. The restaurant occupies a converted detached house with a garden, and the second floor has a room and a table for four. Portion sizes are on the small side.