Is not unrealistic for Darwin awards winners to go in places that are labeled a danger zone, more realistic than this retard kid saying the kaiju have to be protected.
I thought they were artificial and now I'm sure, some echo terrorists made them, no idea why it unleashed them on Japan instead of America, China or India.
No way the govenrment doesn't know that though, most likely they kept it under wrap, the anti-monster organization in this manga seems fairly competent, so they must have know.