Rocky and wife Keiko at their apartment in Manhattan.Photo: Kyoko Hamada “My daughter Grace is telling me, Daddy, your wife is going to poison you to death. Be careful what you eat,” says Rocky Aoki with an odd, amused grin. Rocky hasn’t been much inclined to listen to Grace lately. Sitting in an Olympic Tower conference room a few floors below his apartment, dressed in a crisp, pin-striped suit a