NYCで最初の寿司屋がオープンしたのは１９８４年。
西海岸より１０数年後だった。
n 1984, what is probably the oldest continually operating sushi restaurant in New York,
Hasaki, opened. The eatery was founded on East 9th Street
in the Little Tokyo section of the East Village
by a Japanese immigrant named Bon Yagi
http://mentalfloss.com/article/92861/brief-history-sushi-united-states