After that, the essential subject of the difference between the Jomon and Yayoi periods, was argued between researchers and various indicators were proposed, including forms of settlement, forms of graves, presence or absence of paddy fields and changes in artifacts such as earthenware and stoneware.
その後、縄文時代と弥生時代の差を何に求めるべきかという本質的な論争が研究者の間で展開され、集落の形態や墓の形態、水田の有無、土器・石器など物質文化の変化など様々な指標が提案された。