sliding door (removed for carrying)
Refers to a sliding door (often a 障子 or 襖) taken off its track and used as a makeshift stretcher or carrying board. Common in historical or emergency contexts.
昔は戸板に乗せて病人を運んだ。
In the old days, they carried the sick on a sliding door.
large flounder
Abbreviation of 戸板平目 (といたびらめ). Rare; mainly encountered in fish market or culinary contexts.
See also: 戸板平目
市場で「戸板」と呼ばれる大きなヒラメを見た。
I saw a large flounder called 'toita' at the market.
large flounder
revolving panel with dolls; kabuki stage prop · sudden reversal; abrupt change in attitude or situation
The primary sense is the native compound 戸, “door,” plus 板, “board.” The fish sense is shortened from 戸板平目, a name for an exceptionally large flatfish likened to a broad board.