Ken Watanabe on 'The King and I' and Yul Brynner's shadow
NEW YORK " Ken Watanabe's face lights up when breakfast arrives, a nice big stack of fluffy pancakes."They're my favorite," he says, lifting the lid off an aluminum foil container and inhaling that distinctive bready smell. "Please have some."Pancakes are close to the actor's heart: Long before his starring roles "The Last Samurai" and "Letters From Iwo Jima," Watanabe encountered his first stack when he came to New…