Shiitake mushrooms gathered off fallen logs have been the most popular mushroom in Asia for centuries. Shiitake is the second most produced mushroom in the world, following the common button mushroom, and contributes about 25 percent of total yearly production of mushrooms.
https://www.agrinoon.com/agriculture/2019/11/30/how-to-grow-your-own-shiitake-mushrooms-on-logs/