Jeongwon Donkatsu POSCO Daechi Hagwon-gageom is a Japanese-style donkatsu chain restaurant in the residential area of the Daechi-dong hagwon district in Seoul. It serves thick cuts of deep-fried fresh pork, along with snow cheese donkatsu and smoked potato dishes. The hire katsu is tender, and the fish katsu comes as a thick fillet with a separate dipping sauce. The dining area is clean.