udatsu-bashira うだつ柱

1　A wide post at the interface between the earth-floored space *doma 土間 and the floored living rooms, kyoshitsubu 居室部, in parts of Saitama and Yamanashi Prefectures. In these regions, the term *daikoku-bashira 大黒柱 was not used.

2　In Kamogun 加茂郡, Shizuoka Prefecture, a large post located at the interface between doma and kyoshitsubu. Also called daikoku-bashira.

3　In the vicinity of Katsunuma 勝沼 and Enzan 塩山 in Yamanashi Prefecture, a large post that extended either to the ridge purlin *munagi 棟木, or well up into the roof structure. Sometimes a large unwrought tree trunk was used.

4　In thatched farmhouses nōka 農家 in parts of Hiroshima Prefecture, a ridge-supporting roof strut used in conjunction with *sasu 扠首, munazuka 棟束 or *sasuzuka 扠首束 and supported by the main cross beam *hari 梁 at the center span.