Idiya Coffee Busan Goejeong-daero Branch is a cafe in Goejeong that serves coffee, tea, and bingsu. The menu includes americano, heukdang latte, and bingsu. It stays open until 12:30 a.m., and a large tree next to the cafe is visible through the wide windows. Many customers study there, and there is no place to park, so going by car is inconvenient.