Trails to Tsukiji S2017E16 - Sushi

Sushi is, without doubt, Japan's most beloved food worldwide. But what makes sushi, Japan's unique bite-sized delicacy, so good? From fish like tuna to wasabi, nori seaweed and the all-important Japanese rice, we take a look at the ingredients that make sushi so special -- and meet the farmers, fishermen, wholesalers and chefs who make it all possible.