Chakhan Kkaseu is a Busan restaurant specializing in thick, juicy gyeongsik donkatsu. It serves deungsim donkatsu and chijeu donkatsu, with udon included in set meals. Customers order each menu item at a kiosk, and the sauce, rice, and side vegetables can be refilled. The deungsim donkatsu has a thick cut of meat with a crisp exterior and a moist texture.