The Nippon lily (Rohdea japonica) belongs to Liliaceae (the Lily family). It is an evergreen herb that is distributed from the Kanto region of Honshu, west of the Kanto region to Shikoku, Kyushu, the Korean Peninsula and China. It grows under the forest in warm regions and grows to a height of 30-40 cm. The rhizome is thick and extents laterally, with numerous tough roots. The leaves are lanceolate, thick, and crowded. The pale yellowish-green flowers come on the oblong spikes from May to July. The fruits are globose berries and ripen red and rarely yellow. It is cultivated as an ornamental plant.