Continuity: OVA (and surrounding materials), Tenchi Universe (and surrounding movies), Tenchi in Tokyo, Magical Girl Pretty Sammy, Magical Project S, Sasami: Mahou Shoujo Club
Nicknames: The Greatest Scientific Genius in the Universe!!!
Age: Older than all of existence (OVA), Unknown (Universe, Tokyo, all Sasami series (Appears 12 in child form and 30 in adult form)
Species: Chousin (OVA), Unknown humanoid (Universe & Tokyo), Human (all Sasami series)
Occupation: Scientist, Omnidimensional goddess (OVA), Reformed space pirate (Tokyo), Science teacher (Sammy & Project S), Cooking and magic teacher (MSC)
Tenchi series: Tsunami (sister, OVA), Tokimi (sister, OVA), Ryoko Hakubi (creation/daughter, OVA), Mikamo Kuramitsu (ex-husband, OVA), Mikumo Kuramitsu (son, OVA), Sasami Masaki Jurai (sister via assimilation to Tsunami, OVA), Ryo-Ohki (creation/daughter, OVA), Fuku (creation/daughter, OVA via GXP), Mitoto Kuramitsu (great-granddaughter, OVA), Mihoshi Kuramitsu (great-great-granddaughter, OVA), Misao Kuramitsu (great-great-grandson, OVA), Minagi (creation/daughter [as Ryoko’s clone], Okuda manga)
In the Tenchi Muyo! metaseries, Washu is an important character. Though depending on the series her character changes slightly. It is hard to fool her character and she often relies on technology rather than her own powers. She creates an inter-dimensional laboratory at the Masaki’s house in all three series.
Her name is an ancient, Osaka region, Japanese name.Her hair is also linked to Osaka. It originally comes from a costume in the Noh plays, resembling crab claws. Red crab is a specialty food of Osaka. A red crab logo will also appear on a lot of her apparel and merchandise.