While the fuseya type was predominant, the kabedachi type was limited to large-scale structures in key settlements, believed to be built in both Yayoi and Kofun (tumulus) periods as an architectural style aimed at demonstrating authority as the residence of the chieftain.
伏屋式が主流で、壁立式は拠点集落の大形住居に限られ、首長居館として権威を示す形式として弥生・古墳の両時代に築造されたと考えられている。