The Ou Mountains in the middle of the Tohoku region. Deep in the folds of the mountain range, there was a group of hunters who sought out bear paws ... People called these men "Matagi". There is a hunting group called Letchu in Matagi's village, Ani, and among them, the chief, Tatsugoro, who has the nickname of "Tatsugoro of the Falling Shot" that bundles "Thunder Letchu", was Matagi of 100 battles. Among Matagi, who has multiple nicknames, Sanshiro, who has the nickname of "Sanshiro of the Wild Strawberry Drop," was the youngest but grew up as a powerful person of Letchu. Meanwhile, it was Sanshiro who was dispatched by Ani to save the village that was attacked by the bear! A magnificent story about people living in the great outdoors and life, presented by Professor Takao Yaguchi. Winner of the 5th Japan Cartoonists Association Award Grand Prize.