Cooking table - Kansho

…On the other hand, the “hu fu” (bed) seen in Han documents is different from these. As its name suggests, it was originally a portable folding chair for military use that was introduced from the northwest at that time, and is equivalent to the later koi (floor chair) or shōgi (floor cushion) in Japan. When we look at images from the Han Dynasty, interior furniture depicted in paintings from before the Song Dynasty, and surviving furniture remains from the Ming and Qing Dynasties, we can see that in addition to the typical flat-bed bed, there are various types of beds, such as a koshi bed with a lid on top, an arhat bed with a surrounding enclosure similar to a tatami bed, and a kōbō with an ondol (fireplace) on the bottom. In addition, a “gobō” (bed) said to have been used by Emperor Shōmu remains in the Shosoin Repository in Japan. …

*Some of the terminology explanations that mention "炕牀" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…一方，漢代の文献に見える〈胡床(牀)〉は，これらとは異なるもので，その名のごとく当時西北地方より伝来した，本来は軍隊の携帯用折り畳み椅子で，後世の交椅，日本でいう床几（しようぎ）に相当する。漢代の画像，宋代以前の絵画に描かれた室内家具や現存する明･清時代の家具遺品を見ると，一般的な平台式ベッドの牀のほか，上部に蓋（おお）いのつく架子牀，榻と同様の周囲に囲いのある羅漢牀，下部を炕（カン）(オンドル)にした炕牀など，さまざまな類型がある。また，日本の正倉院には聖武天皇所用と伝える〈御牀〉が遺る。…

※「炕牀」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報