panelled wooden door
A traditional Japanese wooden door with a frame-and-panel construction, often seen in temples and old houses. The cross-reference 板唐戸 refers to a solid board door, which is a related but distinct type.
See also: 板唐戸
このお寺の桟唐戸は、江戸時代から残っているそうです。
The panelled wooden doors of this temple are said to have survived since the Edo period.
Compound of 桟 (san, 'frame' or 'crosspiece') + 唐戸 (karado, 'Chinese-style door' or 'hinged door'). The exact historical derivation is uncertain, but the term describes a door made with a framed panel structure.