I would Never dare to try a fish that CAN kill me, which means there are chances of your living if everything goes right, you know this is a famous and risky Japanese delicacy.
And if anybody wanna try this read some tips before its too late, http://www.news.com.au/travel/travel-advice/how-to-eat-a-deadly-animal-without-dying/story-e6frfqfr-1226535413062