Chef Yousi Chen plating a piece of sushi topped with caviar at Hanaya Omakase. At Hanaya, Yousi and Yousheng serve 13 courses of sushi for $75. “I love making food in front of our customers, it’s kind of a challenge for me to make a good experience,” Yousi told W42ST. Yousi carefully slicing fish at Hanaya Omakase. Before opening Hanaya, Yousi and Yousheng were chefs and part-owners at Sushi Kai, an Omakase restaurant with locations in the East and West Villages.