Umanchu Tonkotsu Ramen Tenjin'ya is a local ramen shop in Naha that serves tonkotsu ramen and spicy ramen. The menu includes gochujang-flavored ramen with chili oil, tonkotsu ramen, and gyoza, and the broth is thick. A married couple runs the shop, and the space is small, with few seats in total across the bar counter and floor seating.