since fugu's poison can lead to immediate death, chefs must be very well-trained. only licensed chefs with special skills and knowledge are allowed to prepare fugu. because of these strict regulations, the number of death is decreasing. fugu dishes are expensive. a diner can be charged anything from $100 to $200 for a taste of this fish. it is said that the most poisonous fugu, "tora fugu," is the most delicious.