Great Hakurei Barrier...?Yes.Only things forgotten in that world would be able to pass through.It'll make it even less likely for that person to come, but...
*rustle*
...Aha.From here on out, we'll have to watch the Village even more closely to make sure that the humans and youkai can coexist.
For that reason, I came to ask you to revise the Gensokyo Chronicles.Do you accept?Currently, Gensokyo is isolated by simply being hidden, but...
If we also used a logical barrier, we could make access from the world outside entirely impossible.