Jomon pottery is of great variety, ranging from pieces that look like bronze ware from China to those shaped like a magemono (a round container made of thin strips of wood). The pedestal in No. 3 (left, second from bottom) has traces of a carbide of wickerwork that remained.
10 (right, second from bottom, p. 102):
This appears to have been used for lighting, like a lamp. All of these pieces rouse our curiosity pondering about their uses.