The Japanese Sweet, which may also be referred to as a Japanese yam, an Oriental, Kotobuki, Satsuma Imo, or Satsumaimo, is a variety of potato that is common in Japan and is now grown in the U.
(Scientific Name: Tricholoma matsutake) A wild mushroom found in the pine forests of Japan growing with a broad stem and an umbrella cap that may grow to a size of 10 to 14 inches in diameter, but is more commonly harvested when it is 3 to 8 inches in width.