Huh. You know, given that other attempt at 'exorcising' or banishing something where what happened is that people just. Stopped being able to perceive the entity, I wonder if something similar happened here... interesting our lead in was about dolls, specifically.
Also as to the human faced dog urban legend, I've always thought it has a really high sense of. It sounds a little silly hearing about it, but I think seeing something like that really would feel traumatically wrong, wouldn't it...
(though I do think of yo-kai watch first....)