Japanese social scientist Kyouji Watanabe disagrees with this theory, arguing that based on the fact that Japanese girls were allowed a large degree of both social and sexual liberty until the time of ohaguro, when they assumed the responsibility of wife and mother, ohaguro constituted a social ritual by which both society and girls confirmed the determination of matured women.
Please by the claims made and adding.
Relatives and guardians of the bride who blackened their teeth were called kaneoya 鉄漿親.
The dye had to be applied once a day or once every few days.
Objects that were pitch black, such as glaze-like lacquer, were seen as beautiful.
Dyes [ ] This section possibly contains.