6. Pour soy sauce on white rice
Are you mad? Even if you don’t like plain white rice, don’t do that in public or else the chef/restaurant owner/your host will be deeply offended. But don’t worry, there’s a workaround: you need to pour or dip soy sauce on other things such as pickles (perfectly acceptable), eat them, and then proceed to eat white rice immediately after, savoring the light remnants of soy-sauce flavor still clinging to your tongue.