Businessman Bronnie Lee and chef James Hamamori have a hit with their"new generation "sushi houses in Irvine and Newport Beach. The sushi and other offerings ranged from interesting at worst to fantastic at best. For fans, it's the novelty of what Hamamori's doing with sushi and other Japanese fare that defines the appeal. And for some detractors who sampled the food with me, it's the novelty...