Dried shiitake mushrooms are easy to deteriorate due to moisture. Generally, the storage of dried shiitake mushrooms in bulk should be cool, dry and sealed.
Be extra careful in storage. If it is stored improperly, it is easy to get insects.
Therefore, mushrooms must be dried when stored, and then sealed in a cool, dry and ventilated place. If the quantity is large and the conditions are good, they can be stored in a cold storage. If it is for home use, it can be sealed and stored in the refrigerator if the quantity is small.
Mushrooms can be eaten as long as they are preserved and not moldy.