the bon eto in ice washington looks purple in the middle, that means it's 5 degrees. the once in slurry ice is deep blue and the temperature is above zero. the fish freeze if the temperatures falls below minus two but the fish kept in slurry ice stays fresh one day longer without being frozen. >> translator: extending the freshness period by 24 hours means the fish delivered one day can still be eaten for dinner the next day. that really expands the marketing possibilities. >> reporter: fresh bon eto packed in slurry ice is now reaching diners across the countr this japanese restaurant ordered the fish about 800 kilometers away. it was packed in slurry ice. >> translator: it looks sticky. i can guess how it's going to feel on the tongue. >> translator: it didn't have the fishy smell. very tasty. >> reporter: the chef decided to add the bonito to t the menu. >> translator: i suspected this bonito wououldn't be so good sie it's been shipped from so far away. but it tasted and smelled great. that means it's still fresh. >> reporter: magic ice is allowimaking sure everyon