Osio Makchang is a makchang restaurant in Namoe-dong, Ulsan. It serves grilled saeng makchang with side dishes such as albap, doenjang jjigae, and geotjeori. Because the makchang is raw, cooking it takes some time. After the makchang is finished, kalguksu is provided free of charge for each person, and the minimum order is three servings.