Oncheonyeok Kalguksu is a restaurant near Oncheonjang Station in Busan that serves kalguksu, gimbap, and mandu. Its anchovy-broth kalguksu combines a rich soup with chewy noodles, and its naengkong kalguksu is nutty and cold. The store is spacious and clean, and the bibim kalguksu comes with a spicy flavor. Because it sits in front of Oncheoncheon, there are many bugs.