https://en.wikipedia.org/wiki/Sadako_vs._Kayakohttps://a.pomf.cat/khnfsq.torrentI just watched this, I think it's supposed to be a parody of The Ring and The Grudge. Maybe cliche horror tropes in general.
It is very well done though, and actually scary too. I haven't seen many horror movies, but I'd say it's the scariest scary movie I've seen, and it wasn't even trying to be that serious.