tenjou　天井

KEY WORD :　architecture / general terms

Lit. ceiling. A ceiling, made of cypress boughs erected over seats according to the ENGISHIKI 延喜式 and Yuki-in 悠基院. There are two basic types of ceilings, tenjou. There are the two basic types that close off the upper part a room, hall, etc. from an upper story with its framework on the underside of the roof. The other an open beam ceiling, yaneura tenjou 屋根裏天井, that is opened completely to the underside of the roof. Ancient ceilings are believed to have been constructed with bamboo poles or stripped branches placed in a grid pattern with woven straw mats laid on top. Some believe that this arrangement was the forerunner of the widely used coffered ceiling, *goutenjou 格天井. See: *kumiire tenjou 組入天井, *oriage tenjou 折上天井, *kiriage tenjou 切上天井, *saobuchi tenjou 竿縁天井, *kagamitenjou 鏡天井, *funazoko tenjou 舟底天井. Ceilings may also be classified according to the material used. See: *ajiro 網代, *gamamushiro tenjou 蒲蓆天井, *kakekomi tenjou 掛込天井, kamibari tenjou 紙貼天井, tsuchinuri tenjou 土塗天井. They may also be classified by location.

REFERENCES:

*nokitenjou 軒天井.

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NOTES:

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