A biologist who invented a new technology to produce quail-chick chimeras from chickens and quails. Thereby, the development of the nervous and immune systems in higher animals was illuminated. She has made significant contributions to the establishment of the method known as “Embryo Manipulation.”

＊This field then was Field of Biotechnologies (Molecular Genetics, Cellular and Developmental Biology, Cancer Research, Application of Biological Function, etc.).