Like many of that show's regulars, he seems to have legally changed his name to affix the term "Iron Chef" at its fore, and, sure enough, there it is on top of the menu of Aces restaurant: "Sushi ...
Sushi Sasa was owned by Wayne Conwell, who started it in 2005 after working at Sushi Den and for “Iron Chef” Masaharu Morimoto. “It has been an absolute pleasure and honor to lead Sushi Sasa ...