Filka (Fuiruka), real name Efinluka Rowun (Iafinruka Roun) is a supporting character from Fushigi Yuugi Genbu Kaiden. At the first part of her appearances, she just seems to be a young woman who is part of a secret tribe that has been created to help and support the Priestess and her warriors (Urudai Tribe), but at the truth, she is the princess of Hokkan, cousin of Uruki, and the daughter of Tegiru Rowun. She has unknown history with Hagas, and tells him she is able to reunite him with Teg. At the end, her great-grandson was appointed heir to the throne after Rimudo dies.