: It is common for parents to bathe with their children to foster emotional closeness. Unlike many Western cultures, this practice is generally viewed as non-sexual and a normal part of child-rearing.
I should verify if there's any traditional ceremony involving a bath for a girl at 12 years old. In Japan, the "Shichi-Go-San" festival celebrates the health and happiness of children aged 3, 5, and 7. Maybe the user is conflating that with a bath ritual. There doesn't seem to be a tradition for 12-year-olds, though. japan 12 yo girl pee bath
The most essential rule is that you must scrub and wash your body completely in the shower area before entering the hot bathwater. The bath itself is for soaking and relaxing, not for washing. : It is common for parents to bathe