Stone arrowheads
| Time Period | Middle Jomon Period |
| Excavation Report | Sannnai Maruyama Site,Volume 35 |
| Excavation Report Figure No. | |
| Size | |
| Cultual Property Designation | |
| Current Location | |
| Explanation | Stone arrowhead was attached to the end of arrows and used as arrowhead. The characteristics differ depending on the period and region. |