The Hokkan Palace is an important location in the prequel, Fushigi Yuugi Genbu Kaiden. In it occurs many of the most important and pivotal events of the story. Located in Hokkan, it later becomes a fortress during the Battle of Touran. It also has an Underground Prison, which was, for more than seventeen years, occupied by the Genbu celestial warrior Teg. The Life Stones are also kept safe here.