[Machine Translation] Anne Napkin" is an epoch-making product that has drastically changed the lives of Japanese women. It was born only 50 years ago. Behind the development of this product, which supported women's advancement in society, lay the story of a woman businesswoman who had a difficult task at hand. From the inconvenient and uncomfortable old methods of disposing of menstrual blood, such as using plants, silk, non-fat cotton, and victoria, to the reason why tampons were not as popular as in Europe and the United States. This book reveals the evolution of Japanese society beyond women's history, which developed into a major business.