Yunjae Gap Yangsim Kalguksu is a noodle shop in Jamsil-dong, Seoul, serving seafood kalguksu and mandu. The seafood broth is clean-tasting, and the mandu are filled generously with meat. At noon on a public holiday, about two tables were occupied, and barley rice is served before the meal. In summer, kongguksu is also on the menu.