Which type of mushroom signifies the arrival of fall in Japan?

Here is the question :

WHICH TYPE OF MUSHROOM SIGNIFIES THE ARRIVAL OF FALL IN JAPAN?

Here is the option for the question :

Shiitake
Chestnut
Oyster
Matsutake

The Answer:

And, the answer for the the question is :

Matsutake

Explanation:

[STC0019007]. Wild matsutake mushrooms are harvested in Japan in September and October, and their thick white meat and spicy, cypress-infused flavor are perfect for warming stews and soups. The mushrooms are regarded delicacies that are frequently served in elite ryotei restaurants or given as gifts.