Sushi delivery is promoted mostly by young Nikkei people. In some cases, by former sushi chefs who learned the profession in traditional Japanese restaurants, and in others, by enthusiastic entrepreneurs identified by the cultural traditions of Japan. -- Sushi delivery is promoted mostly by young Nikkei people. In some cases, by former sushi chefs who learned the profession in traditional Japanese restaurants, and in others, by enthusiastic entrepreneurs identified by the cultural traditions of Japan.