70% polished rice; rice milled to 70%
Refers to rice from which 30% of the outer bran layer has been removed, leaving 70% of the original grain weight. Common in contexts of traditional or health-conscious rice preparation.
Rice milled to 70% has more nutrients than white rice.
This shop carries rice milled to 70%.
五分搗き is rice milled to 50%, retaining even more bran than 七分搗き.
Formed from 七分 “seven-tenths” and 搗き “pounding, milling,” denoting rice polished to the seven-tenths degree.