Hagi is a city in Yamaguchi Prefecture, Japan. There are 50,089 people living there. Twin towns are Ulsan, Jeollanam-do Yeongam-gun in Korea, and Ühlingen-Birkendolf in Germany. Hagi holds a camellia festival from the middle of February to the end of March. It has a Hagi-ware festival in the beginning of March. 