character in the series to pilot vehicles in a boss fight. Species: Human Residence: Forest of Magic A female samurai that is the Stage 2 boss. She is seeking the power of the Hakurei family. Phantasmagoria of Dim. Dream Species: Witch Ability: Inability to grow old, magic Ellen is a witch with the power of eternal youth. She has lived so long that she never remembers anything. She has a cat named Sokrates. She has a cameo in the manga Hatarakimono by Izumi Takemoto, who ZUN is a fan of. Species: Human A princess who claims to be a police officer, but her behavior and attitude suggests otherwise. She is known to be a collector in things other people have no interest in. Species: Poltergeist A one-sided poltergeist created by a mentally unstable girl. As the inhabitants of her house have stopped taking any notice of her, she is looking for another place to haunt. Species: Human One of the few believers in science in Gensokyo. However, she is also a considerably powerful magic user. Though she does not particularly like magic, she combines it with science, as the powers of science alone are insufficient. She is the only meganekko in the PC-98 series, but others appeared in the Windows games. Species: Human Ability: Artificial Magic Residence: Probability Space Hypervessel Age: 15 Yumemi's assistant who acts overly familiar towards her, and their relationship is apparently more complex than one of a typical boss and subordinate. Although she looks too young to be an assistant professor, it's because she earned her Ph.D. (in comparative physics) at the age of 15. She speaks unusually, especially for a young girl. Most of her mannerisms were later adopted by Marisa. Species: Human Ability: Artificial Magic Residence: Probability Space Hypervessel Professor of comparative physics at an unnamed university in a world beyond Gensokyo. In this world, a grand unification theory has been developed; when Yumemi presented an expanded theory that included magic to her academic society, she was ridiculed. She came to Gensokyo to do research and make her case infallible. Species: Robot Residence: Hakurei Shrine A nuclear-powered maid that Reimu requested in the ending of Phantasmagoria of Dim. Dream. She is the only non-controllable and non-fightable character to have appeared in an official Touhou game. Lotus Land Story Species: Yōkai Residence: Mountain Path An insignificant yōkai who happened to be in the wrong place