>"I believe it was the first notable incident to occur after the system was implemented, at the least. That'd make it the first real test though, given that a significant part of it's purpose was so people could fight against the Hakurei Shrine maiden during incident resolution and otherwise, without endangering the barrier and Gensokyo."
>Take a sip of our tea... after gauging whether that's quite safe yet, at least. "And my, how the barrier has grown... Gensokyo was just a fraction of the size it is now, back then. I was quite surprised."