From the Preface: This book is about the female genitalia and sexuality, things you should know as a woman. To live comfortably as a woman every day, knowledge and care of the vagina and surrounding area are essential. This book is written for young readers in their 20s and 30s, with the aim of helping them understand the vagina, which they will be with for the rest of their lives. The vagina is the window connecting the female organs, such as the uterus, to the outside. In other words, taking care of the vagina and surrounding area leads to taking care of the female organs and female hormones, which are essential for living as a woman. Published by: Gentosha, August 30, 2019 Price: 1,300 yen, single-volume size, 239 pages ※This is a home-stored item, but there are no writings in the pages. The condition is good.