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The Yasumiba site (休場遺跡, Yasmiba iseki) is an archaeological site with the traces of a Japanese Paleolithic period settlement located in what is now the Ashitaka neighborhood of the city of Numazu, Shizuoka in the Tōkai region of Japan. The site was designated a National Historic Site in 1979. It was the first site from the Japanese Paleolithic period to receive National Historic Site designation.