Coffee Bongneun Kim Yeosa Main Branch is a cafe in Hongje-dong, Seoul, where coffee beans are roasted on site for coffee and bingsu. It serves drip coffee, Sobaeksan Nunkkot Patbingsu, and Heugimja Bingsu, and the patbingsu comes in a large portion with red beans that are not sweet. A room for small group meetings is on the second floor, and a swing sits further inside. Seating is on the narrow side.