Perennial vines (grow for several years from their same root system) found in mountains and is a part of seven autumn leaves. Grow by twining around adjacent plants up to 10 m. Roots are thick and include high concentration of starch that makes powdered arrowroot. This was mainly from Kuzu area of Nara prefecture, hence the Japanese name kudzu. Also used in dry as a medicine for cold, kakkonto. Bloom many flowers on 10 to 20 cm inflorescence (flower stems without leaves). Flowers are 1..5 to 2 cm long and red-purple. Bloom from the bottom and slightly sweet scented. Three leaves create compound leaves and each leaf is 10 to 15 cm long. Roundy egg-shaped and some lobed in two or three and have white hair densely on the back of leaves. Young vine, stems, flowers or buds can be eaten as tempura.

●Season　　Mid July to about Mid September
●Height　　Vines
●Place　　Trail 1, Trail 4, Tail 6, Jyataki and Ura-Takao