Jade notched bi disk, late Neolithic period, c. 5000-3000 BCE

Japan annotated bi disk, late Neolithic period, c. 5000-3000 BCE

• Image Number:K1C001285N000000000PAC
• Dynamics:Neolithic Period
• Category:Japan
• Function:Ritual
• Material:Minerals/Jade Jewelry/Jade
• Description:
  Green grass and brown jade. There are four groups of hooked teeth and dentate hoe teeth with round outer edge and cusp. If the tooth wall is connected with the opposite tooth exit tip, the two lines are vertical, indicating that the four teeth are equally divided into circles. The middle hole is slightly deviated. Yabi was unearthed from Dawenkou Culture in Neolithic Age to Yin Ruins. It is generally believed that this shape belongs to the variant of Bi