周しゅう尺しゃく

noun

Zhou shaku; Zhou foot (approx. 20 cm)

Archaic unit of length used in ancient China during the Zhou dynasty; roughly equivalent to 20 cm. Not used in modern Japanese measurement.

• 周しゅう尺しゃくは周しゅう王おう朝ちょう時じ代だいの長ながさの単たん位いで、約やく20センチメートルに相そう当とうする。

  The Zhou shaku is a unit of length from the Zhou dynasty period, equivalent to about 20 centimeters.