1Institute for the Study of Ancient Civilizations and Cultural Resources, Kanazawa University, Kanazawa 920-1192, Japan
2Korekawa Archaeological Institution, Hachinohe 031-0023, Japan
3Faculty of Nursing, Aomori Chuo Gakuin University, Aomori 030-0132, Japan JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/