{"version":"1.0","type":"link","title":"Shellmidden Period - Newikis","description":"The Shellmidden or Shellmound Period (Japanese: 貝塚時代, Kaizuka jidai) is one of the periods of the prehistory of the Okinawa and Amami Islands. It is defined as the period of the prehistory in the Amami and Okinawa Islands with pottery. It lasts from 8000 BCE to the 11th or 12th centuries CE. The…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/3/33/Nakabaru_Historic_Site_2.jpg/1280px-Nakabaru_Historic_Site_2.jpg","thumbnail_width":1280,"thumbnail_height":851}