Since the industrial revolution, and since the 20th century in particular, technologies have become closely combined with science and have developed as science-based technologies. As a result, they have greatly impacted society by promoting changes in industrial structure, transforming people’s ways of working and living, and eliciting the problems of environmental devastation and
military use.
Currently Japan is experiencing a severe aging era, which has led to the discussion of how the development of science and technologies concerning care should be. This field studies how science and technologies should exist in society through methods of historical science, and centering on science and technologies concerning care, in particular.