also: うちぐら
A storeroom attached to a house, typically used for storing household goods, tools, or provisions. This is the common modern meaning.
My grandmother's house has an old storeroom that is no longer used.
Imperial warehouse
Only with reading うちくら
Historical term for a warehouse belonging to the Imperial household or government. Restricted to the reading うちくら.
内蔵にしまってあった布団を出した。
I took out the futon that had been stored in the storeroom.
In the Heian period, rice paid as tax was stored in the Imperial warehouse.
Standard kanji spelling for both senses. The reading うちくら is the primary reading; うちぐら is a voiced variant.
Voiced variant reading, also used. Less common than うちくら.
Formed from 内 “inner” and 蔵 “storehouse,” denoting an interior or palace storehouse.