Haengun Sikdang is a lunch restaurant in Seongsu, Seoul, that serves Korean-style pork cutlet to office workers. Its main dishes are jeyuk dolsot and kimchi donkatsu, and the donkatsu comes with a sweet fruit-based sauce. The restaurant has operated in Seongsu for a long time and serves old-style donkatsu with a retro feel. The wang donkatsu portion is generous for one plate.