Sopung is a gimbap shop in Jongno that sells mulberry leaf gimbap. It makes mulberry leaf charcoal-grilled pork gimbap, mulberry leaf spicy anchovy gimbap, and mulberry leaf vegetable gimbap to order. Japanese is written alongside Korean on the menu board outside the store, and food comes out quickly. The shop also serves udon, dried radish greens soup, and kimchi.