Dosi Haejangguk is a restaurant in Yeongdeungpo-gu, Seoul, near the Yeouido offices, serving Jeju-style haejangguk and naejangtang. It also serves haenaetang and haejangguk with seonji. The lunch room fills up by 11:15 AM, and cooking takes a while. Lines form from 11 AM to 1 PM.