I would still destroy that shrine if I was him as long as it wouldn’t destroy them. Because fuck that test shit, what stops them from resealing the tails on a whim
If say… the temple is destroyed, will the spirit inside be destroyed? Because if not I would’ve smashed that tiny box the moment they left. In most lore of yokai, they can find new homes before disappearing
Emma actually feels like a real child and I should know, my stepmother ran a daycare and I lived there for 5 years. The way Emma talked and acted was so much like a real child that it makes me think the author might have a child.