立りゅう坪つぼ

noun

cubic tsubo

A unit of volume equal to one tsubo (approx. 3.3 m²) in area times one ken (approx. 1.8 m) in height, roughly 6 cubic meters. Used in traditional Japanese construction and earthwork measurements.

See also: 坪 (つぼ) · 平坪

• この工こう事じでは、土つちを立りゅう坪つぼで計けい算さんします。

  In this construction work, we calculate the soil in cubic tsubo.

• 昔むかしの建けん築ちくでは、立りゅう坪つぼがよく使つかわれていた。

  In old architecture, the cubic tsubo was often used.