表皮
bark
bark tree texture
black
crack
curci
diospyros ferrea
ebenaceae
ebony
garden
gardening
kuroki
kuruchi
material
okinawa
okinawa kuroki
plant
roadside tree
ryukyu
ryukyu ebony
ryukyu ebony bark ryukyu ebony skin
ryukyu kok tan
shamisen
symbol tree
texture
tide forests
windbreaks
wood
yaeyama ebony
yaeyamakuruchi