A conveyor belt transports a whole frozen tuna fish, about 1m in size, into a machine that beams ultrasound waves. Sensors ...

Behind the checkout counter at Daido Market on Wednesday, above an array of waving cat figurines and kitchen knives, a TV ...

Seafood lovers know the fatty marbling is what makes tuna sashimi and sushi so tasty, so for the industry, it's the fish's ...