Natsushima

An initial Jomon period shell midden near Tokyo, Japan, dated to 7290-7500 BC. The dated layer contained deep conical bowls with cord marks, bones of domestic dogs, bone and stone arrowheads, grinding stones, partially ground pebble-axes, bone fishhooks, and eyed needles.

An initial Jomon shell midden near Tokyo, Japan, dated to 7290 and 7500 be. The dated layer contained deep conical bowls with cord-marks made by rolling a cord-wrapped stick over the surface of wet clay. There were also bones of domestic dogs, bone and stone arrowheads, grinding stones, partially ground pebble-axes, bone fishhooks and eyed needles.