Wonjo Wang Sundae is an old restaurant in Chungmuro Chodong, near Exit 9 of Euljiro 3-ga Station, serving sundae guk and bone haejang guk. The sundae guk is filled with meat and innards, and the bone haejang guk comes in a large portion. There is a wait at lunch, and the break time runs from 3 p.m. to 5 p.m. During lunch hours, solo diners are not accepted.