The site is regarded as a place where jades and earthen vessels across the country were carried in, a main place where dotaku (bronze bell-shaped vessels) were produced and a settlement which had bases of important powers among Japanese Islands in the Yayoi period.
全国からヒスイや土器などが集まる一方、銅鐸の主要な製造地でもあったと見られ、弥生時代の日本列島内でも重要な勢力の拠点があった集落ではないかと見られている。