Chef Makoto Kameyama, from Tokyo, Japan, studied authentic Edo-Mae Sushi (Tokyo style sushi) in Japan, before coming to America. After nine years as the head sushi chef at The Prime Grill, Chef Makoto opened Prime KO with Joey Allaham, a Japanese steakhouse on the Upper West Side that features authentic and modern Japanese style cooking with classic dishes like Gyu Kakuni and Prime Rib Eye Negimaki.