Born in Kyoto, Japan, Masako had aspired to work with ceramics since she was in elementary school, studying the basics at Kyoto City Doudo Art High School.
She worked at Kyoto University of Art and Design correspondence as an assistant teacher. Moving to the UK in 2001 Masako created from her studio at The Chocolate Factory and provided tableware for for several London restaurants. She joined the East London Hidden Art Open Studio.
After 4 years in London Masako has moved back to Kyoto where she has held solo and group exhibitions.