Ihwasu Traditional Yukgaejang Seoul Dongja is a Korean restaurant near Seoul Station Exit 12 and Four Points by Sheraton Seoul Station, serving yukgaejang and yukkal. The yukgaejang kalguksu comes with soft noodles in a rich broth, and mandu and tteok mandu guk are also available. Orders and prepaid card payment are completed on a tablet at the table, and there can be a wait at weekday lunch. The yukgaejang kalguksu has fewer noodles relative to the broth, so broth is left over.