Born in Tokyo. Migrated to Italy and entered the Domus Academy in Milan as a scholarship student on the Design Master Course. After graduating from the school, she founded Milan-based design studio “etazoo” with Domeniko Ambrosino. She has designed many products in various fields such as interior, furniture, jewelry, and appliances, and has secured a large number of patents. Many exhibitions have been held inside and outside of Italy. In 2000, she moved to Tuscany and began producing original furniture under the name “ambrosino & sato”. Currently, she is designing housing interiors and products in parallel with writing books while travelling between Tuscany, Milan, and Tokyo. Her own literary works include “Light blue flippers,” “Super kids,” and “Magic out” as well as columns related to design.