Hakata Bunkō is a Japanese ramen restaurant near Sangsu Station in the Hongdae ramen district of Seoul, serving Hakata-style tonkotsu ramen. Its main dishes are in ramen and cheong ramen, along with chashu rice bowls, and after 10 p.m. it serves chadol danmen. The shop opened around 2006 and has been in operation for over 20 years. It is known for its tonkotsu broth made from rich pork bone stock and Hakata-style noodles.