A shao () in China, shaku in Japan and jak in Korea, is a unit of volume measurement in East Asia. One shao equals 1⁄100 sheng. It is 10 mL (millilitres) in China, 18.04 mL in Japan and 18 mL in Korea. Shao''' is also a unit of area equal to 0.033 square meters (a hundredth of a tsubo) in Japan and Korea.
The Chinese word shao () means a spoon, or an amount held by a spoon.
China
+ Volume units effective since 1930 in ChinaPinyinCharacterRelative valueMetric valueUS valueImperial valueNotescuō1 mL0.0338 fl oz0.0352 fl ozmillilitresháo10 mL0.3381 fl oz0.3520 fl ozcentilitregě100 mL3.381 fl oz3.520 fl ozdecilitreshēng11 L2.113 pt1.760 ptlitredǒu1010 L21.13 pt2.64 gal17.60 pt2.20 galdecalitredàn100100 L26.41 gal22.0 galhectolitre
Japan Volume + Volume units in JapanIwata, Shigeo. "Weights and Measures in Japan"UnitShōMetricUSImperialRomanizedKanjiExactApprox.ExactApprox.ExactApprox. Sai L 1.804mL cuyd 29.28min gal 30.47min 0.1101cuin Shaku L 18.04mL cuyd 0.6100floz gal 0.6349floz 1.101cuin Gō L 180.4mL cuyd 0.3812pt gal 0.3174pt 0.3276drypt Shō 1 L 1.804L cuyd 1.906qt gal 1.587qt 1.638dryqt To 10 L 18.04L cuyd 4.765gal gal 3.968gal 2.048pk Koku 100 L 180.4L cuyd 47.65gal gal 39.680gal 5.119buNotes: Approximations are rounded to four significant figures.
AreaShao' is also a unit of area equal to 0.033 square meters (a hundredth of a tsubo) in Japan.
+ Area units in JapanUnitTsuboMetricUS & ImperialRomanizedKanjiExactApprox.ExactApprox. Shaku m2 330.6cm2 sqyd 51.24sqin Gō m2 0.3306m2 sqyd 3.558sqft Jō or m2 1.653m2 sqyd 17.79sqft Tsubo 1 m2 3.306m2 sqyd 35.58sqft Bu Se 30 m2 99.17m2 sqyd 1,067sqft Tan or 300 m2 991.7m2 sqyd 10,674.6sqft Chō(bu) () 3000 m2 0.9917ha sqyd 2.4505acresNotes: Approximations are rounded to four significant figures.
Korea
+ Volume units in KoreaRomanizationKoreanEnglishEquivalentsRRMROtherDoeOther countriesGlobalJakChak()HopHopGeDoeToeDoiDweKorean Peck1SeungSŭng()MalMalKorean Bushel10DuTu()SeomSŏmKorean Picul100PiculSeokSŏkSuk()JeomChŏm()SogokSogok()150PyeongseokP'yŏngsŏk()DaegokTaegok()200JeonseokChŏnsŏk()
The Korean Jak'' (勺) can also be a unit of area, equaling 0.0330579 m2 (0.355832 sq ft.)
For more details on volume measurement, please see Sheng (volume)
See also Chinese units of measurement Japanese units of measurement Korean units of measurement :zh:中國度量衡
Notes
References
External links :ja:勺 https://dictionary.cambridge.org/zht/詞典/漢語-繁體-英語/公勺?q=勺