Ruriko Shippou is a 28-year-old development engineer and test rider at the Machina R&D Center, born in 1988 under the Year of the Dragon. Standing 163cm tall and weighing 47kg with blood type O, she developed the Marisihi Machina suit. Ruriko serves as an adviser to Kotaro and is devoted to supporting him. Her personal interests encompass clothing, accessories, sewing, softball, basketball, and impersonations. She rides an MT-07 motorcycle.