Robert De Niro's restaurant empire

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Hollywood star Robert De Niro and sushi chef Nobu Matsuhisa have opened more than 40 restaurants together across six continents. Nobu tells Graihagh Jackson how the partnership began with one dish - black cod with miso - and how he turned down the actor's first advances. (Picture: Nobu Matsuhisa and Robert De Niro at Nobu Newport Beach, California. Credit: Getty Images)