noun
sheathing (under thatched roofing)
Abbreviation of 桟竹 (えつりだけ). Refers to the bamboo or wooden latticework placed under thatch to support the roof covering.
古い民家の屋根裏には、桟が組まれている。
In the attic of the old farmhouse, sheathing is assembled.
noun
lath (for mud plaster wall)
Thin strips of wood or bamboo used as a base for applying mud plaster on walls in traditional Japanese construction.
土壁の下地として、桟を縦横に組む。
As a foundation for the mud wall, laths are assembled vertically and horizontally.
noun
decorative rafters (alternating wood and bamboo)
Architectural feature where rafters are arranged in an alternating pattern of wood and bamboo for aesthetic effect, often seen in traditional ceilings.
See also: 桟竹
この茶室の天井は、桟が美しい模様を見せている。
The ceiling of this tea room shows a beautiful pattern with decorative rafters.
Another type of lath or bamboo framework used in traditional plaster walls, similar to sense 2 but often refers to the lattice itself.
The term 桟 (えつり) is a specialized architectural word. The kanji 桟 means 'crosspiece' or 'lath', and the reading えつり is likely a native Japanese term. The exact derivation is uncertain.