The great success of Japanese cuisine and sushi in the world, and the exploitation of fisheries has increased rapidly in recent decades .
A healthy and fashionable worldwide , carbohydrates and proteins necessary for the body product, a way of eating that is transferred annually to more countries.
The markets, and especially the Tsukiyi in Tokyo , become a place of auction and marketing best fish for sushi .In this auction, 2,000 tons of fish are sold every day. Fifty percent of what auction is bluefin tuna, which comes to have a high price in these auctions. 80% of tuna fishing in the world is consumed or passes Japón.Surtir of fresh fish rich countries has become big business.