Baek Sojeong Seomyeon is a Japanese restaurant in Seomyeon, Busan, serving donkatsu, udon, soba, and maze soba. The menu includes karaage bukkake udon, a donkatsu set, cold soba, and maze soba, and the udon noodles are chewy. The restaurant is on the second floor and offers a view of Seomyeon, with a kiosk at each seat for ordering, and food comes out quickly. At lunchtime it can be crowded and there may be a wait.