Kouchan Ramen Boraemae Main Branch is a Japanese ramen shop in Seoul, a two-minute walk from Danggok Station near Boramae Park. It serves rich tonkotsu ramen with thin, springy Hakata-style noodles, and a kiosk lets you choose noodle doneness, spice level, and salt level. Staff greet you at the entrance with a Japanese greeting, and rice is unlimited. The default noodle portion is small for an adult man.