Kyōhō shaku; approx. 30.36 cm
Archaic unit of length used during the Kyōhō era (1716–1736). Now only encountered in historical contexts.
享保尺は江戸時代の長さの単位で、約30.36センチメートルにあたる。
The Kyōhō shaku is a unit of length from the Edo period, equivalent to about 30.36 centimeters.
享保 (Kyōhō era) + 尺 (shaku, a traditional unit of length). The term refers to the standardized shaku length established during the Kyōhō period.