Joatna is a cafe in Daejo-dong, Eunpyeong-gu, Seoul, located in a corner of the food court on the ninth floor of NC Mall. It serves bingsu, milk ice cream, and waffles, with bingsu made from milk ice and fresh fruit and topped with pure milk ice cream as its signature item. The cafe has operated since 2005, and an ice cream waffle is provided free when three cups of coffee are ordered. It is closed every Monday.