Shaku (Japanese: 尺) or Japanese foot[1][2] is a Japanese unit of length derived (but varying) from the Chinese chi, originally based upon the distance measured by a human hand from the tip of the thumb to the tip of the forefinger [3][a] (compare span).

Traditional Japanese units of measurement or the shakkanhō (尺貫法) is the traditional system of measurement used by the people of the Japanese archipelago. It is largely based on the Chinese system, which spread to Japan and the rest of the Sinosphere in antiquity.

shaku - sun - bu . Shaku, sun, bu is a traditional Japanese length measure, a shaku being close to a foot. One shaku equals ten sun, and one sun equals ten bu. One bu is equivalent to 3.03022 mm, unless when used for measuring cloth, when it corresponds to 3.787 mm, or for indicating footwear sizes, in which case it corresponds to only 2.4 mm.

The unit now most widely recognized as a shaku in Japan is the kanejaku (曲尺), shaku, the system shown in the table below. Kanejaku means "carpenter's square", and this shaku is the one used by Japanese carpenters.

The meaning of SHAKU is a Japanese unit of length equal to 11.93 inches.

The shaku was originally an anthropomorphic unit that 1 shaku was defined as the length between the tips of thumb and middle finger of open hand. This length is usually about 18 centimeters, which is about 60 percents of today's 1 shaku.

Jan 21, 2021 · The unit of length used in Japan is the “尺（shaku）”. This unit is often used in Japan, China, and Southeast Asia. Currently, the length of one 尺 is 30.3 cm, which is almost the same as the “1 foot” of the imperial system used in the United States and other countries.

Shaku (Japanese: 尺) or Japanese foot is a Japanese unit of length derived (but varying) from the Chinese chi, originally based upon the distance measured by a human hand from the tip of the thumb to the tip of the forefinger (compare span).

Jun 30, 2008 · “Kane” means “metal,” so kanejaku is a metal shaku. “Kujira” means “whale” (hence kujirajaku is a “whale shaku”) because rulers for measuring cloth were made from whale whiskers. For other Japanese terms relating to measurements of cloth, see here. Two units of area: a square shaku, 0. 091827 square meters (approximately 0.988 square feet).

Shaku (尺) is a traditional Japanese unit of length that is roughly equivalent to 30.3 centimeters (about 1 foot). It has been historically used in various fields, such as architecture, carpentry, and craftsmanship.