The Most Popular Way to Eat Natto:
1. Put natto in a small bowl.
2. Pour the sauce included in the natto package or desired amount of soy sauce over natto.
3. Add toppings, such as chopped green onion, karashi mustard, and so on, if you would like.
4. Stir well.
5. Put seasoned natto on hot steamed rice and eat with rice.