Numero Dos is an Italian restaurant in a converted house in the residential area near Seoul Forest in Seongsu, Seoul, serving wood-fired pizza and pasta. The pizza topped with basil and mascarpone cheese and the mushroom oil pasta are the signature dishes. On a Friday evening at 7 p.m. there was a wait, but entry took about 10 minutes, and waiting guests wait in the garden inside the restaurant. The restroom is a small space outside the restaurant.