Sunsettian is a xenogender that describes those who experiences a feminine gender or presents femininely but "shuts off" their gender before bed. It is part of the Celestial Cycle System of genders.
History and Flag
This term was coined by FANDOM user Ewqweb on November 22, 2020. The sunsettian flag was created by FANDOM user Stitchy0 on December 14, 2020.