They are common deciduous small trees or shrubs that grow wild at the mountain areas. Cortex is tinged with gray-brown or black ash color, smooth feeling to touch, but is irregularly finely wrinkled a lot. The trunk grows to be about 20 cm wide. They are also planted for garden trees, green hedges, and park trees. Their wood building materials are so compact tissue that they are utilized for appliance material. The leaves are elliptically-shaped about 3 to 8 cm long, about 1.5 to 3 cm wide with the sharp top as well as a sawtooth (Kyoshi: tooth-like rough part like a saw at the root of a leaf) at the edge. Their characteristic is the leaves are thick and shiny, hard feeling to touch. The blossom, seasons are March to April, and a dioecious plant (Shiyuuisyu). They bear 1 to 3 of the small bell-shaped flowers downwards beside the leaves. The flowers are about 5 to 6 mm with female flowers being s little smaller than male flowers. The flower is tinged with yellowish white and has a particular odor. The seeds are a spherical shape about 4 to 5 mm in diameter, and get matured in October to November to turn into black-purple.

●Height about 3 to 7 m
●Place Trail 1 to 3