Ren Fa is Akira Uduo's girlfriend. They met during a raid by the Wind G-men. The police were trying to stop a group of smugglers. One of the smugglers, Ren's brother, carried a suitcase. Ren was nearby at the time, and apparently the smugglers ran into a building with her. Akira killed (or maimed, it is unknown) all of the smugglers, including Ren's brother.
Ren has long orange hair which she ties in to two pony tails. She weighs about 45 kilos. Her daily atire consists of her school uniform. Her right foot and ankle is synthetic.