So, it is said that not drinking any water for three days kills you, but this guy apparently went for nine days straight without eating, drinking or sleeping? How did he do this? And this is very well documented, so it's can't be just "he secretly drank water".
https://www.ndtv.com/world-news/japanese-monk-goes-nine-days-without-food-water-or-sleep-1234903
https://www.ndtv.com/world-news/japanese-monk-goes-nine-days-without-food-water-or-sleep-1234903