La Andromeda Promethium II

Every 1000 years, a woman called a Millennial Queen is sent from the planet La-Metal to secretly rule over the Earth and lead an underground organization that secretly controls the entire planet. Promethium, known to Earthlings as Yukino Yayoi, is the current Millennial Queen. ~!Some early movie promotional material identified her as Promethium II, and indicated that she was the daughter of the Queen Promethium of the Machine Empire of Galaxy Express 999 (another of Matsumoto's works). This idea (and the suffix, II…