@bocchiron it's been a while but I think she either doesn't really have access to the internet or if she does, it's heavily monitored by her Mom. And she's probably not tech savvy enough to know about deleting history or using incognito
@starlightcitypro I can't remember to be exact but remember that in Japan, you can marry a girl once she's 16 so he'd probably be fine even if something were to happen or if someone saw them.