石いし包ぼう丁ちょういしぼうちょうじ字FuriganaMeanings1nounstone harvesting knife; stone knifeArchaeological term for a prehistoric stone tool used for harvesting grain or cutting plants. Often associated with Jōmon or Yayoi period artifacts.この遺い跡せきからは石いし包丁ぼうちょうが多た数すう出しゅつ土どして