腰こし板いた

noun

wooden paneling; wainscoting

Refers to wooden panels attached to the lower part of a wall, often for protection or decoration. Common in traditional Japanese architecture.

• 古ふるい旅りょ館かんの廊ろう下かには腰こし板いたが張はってある。

  The hallway of the old inn has wooden paneling on the lower walls.