Dwellings found at the Otsuka-Saikachido site in Odana-cho, Tsuzuki-ku, Yokohama City, Kanagawa Prefecture, were built in the latter half of the Yayoi period in the sumimaru-chohokei (rounded-corner, rectangular) layout.
神奈川県横浜市都筑区大棚町大塚・歳勝土遺跡の住居は、弥生時代後期の竪穴住居で隅丸長方形（すみまるちょうほうけい）である。